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NOAA KLM User's Guide

Section 8.3.1.9.2

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8.3.1.9.2 Header Records

The MHS Primary Header Record format is documented in Table 8.3.1.9.2-1. See the legend in Section 8.3.1.1 for further explanation of the headings on this table.

Table 8.3.1.9.2-1. MHS Primary Header Record Format.
Field Name Start
Octet
End
Octet
Data
Type
Word
Size
Number
of Words
Scale
Factor
Units Notes
FILE IDENTIFICATION
Data Set Creation Site ID 1 3 c 3 1 0    
CMS=Centre de Meteorologie Spatiale/France
DSS=Dundee Satellite Receiving Station/UK
NSS=National Environmental Satellite, Data and Information Service/USA
UKM=United Kingdom Meteorological Office/UK
               
<ASCII blank = x20> 4 4 c 1 1 0    
Level 1b Format Version Number
1=TIROS-N, NOAA-6 through NOAA-14;
2=NOAA-15, -16, -17 (pre-April 28, 2005);
3=all satellites post-April 28, 2005
5 6 u 2 1 0    
Level 1b Format Version Year (four digits, e.g., 2000) 7 8 u 2 1 0    
Level 1b Format Version Day of Year (e.g., 365) 9 10 u 2 1 0    
<Reserved for Logical Record Length> (For Creation Site use only. Logical Record Length of source Level 1b data set prior to processing.) 11 12 u 2 1 0 octets  
<Reserved for Block Size> (For Creation Site use only. Block Size of source 1b data set prior to processing.) 13 14 u 2 1 0 octets  
Count of Header Records in this Data Set 15 16 u 2 1 0    
<Zero Fill> 17 22 i 2 3 0    
Data Set Name 23 64 c 42 1 0    
Processing Block Identification 65 72 c 8 1 0    
Spacecraft Identification Code
7=NOAA-N
8=NOAA-N'
73 74 u 2 1 0    
Instrument ID
0 = Proto-Flight Model (PFM) (NOAA-N)
2 = Flight Model 2 (FM2) (NOAA-N')
75 76 u 2 1 0    
Data Type Code
12=MHS
77 78 u 2 1 0    
TIP Source Code
0=unused, i.e., GAC/HRPT/LAC data
1=GAC-embedded AMSU and TIP
2=stored TIP (STIP)
3=HRPT/LAC-embedded AMSU and TIP
4=stored AIP (SAIP)
79 80 u 2 1 0    
Start of Data Set Day Count starting from 0 at 00h, 1 Jan 1950 81 84 u 4 1 0    
Start of Data Set Year (four digits, e.g., 2000) 85 86 u 2 1 0    
Start of Data Set Day of Year (e.g., 365) 87 88 u 2 1 0    
Start of Data Set UTC Time of Day 89 92 u 4 1 0 milliseconds  
End of Data Set Day Count starting from 0 at 00h, 1 Jan 1950 93 96 u 4 1 0    
End of Data Set Year (four digits, e.g., 2000) 97 98 u 2 1 0    
End of Data Set Day of Year (e.g., 365) 99 100 u 2 1 0    
End of Data Set UTC Time of Day 101 104 u 4 1 0 milliseconds  
Year of Last CPIDS Update (four digits, e.g., 2000) 105 106 u 2 1 0    
Day of Year of Last CPIDS Update (e.g., 365) 107 108 u 2 1 0    
Offset between Start of Scan and Center of First FOV 109 110 i 2 1 0 milliseconds  
<Zero Fill> 111 120 i 2 5 0    
DATA SET QUALITY INDICATORS
Instrument Status (These are bit flags taken from "Mode and Sub-commutation Code" field and "Switch Status" field on first data record for which all of the individual status flags have been reported at least once.)
bits 31-28: mode code
(0=power on; 1=warm up; 2=stand by; 3=scan; 4=fixed view; 5=self test; 6=safeing; 7=fault; 8-14=<unused>; 15=memory data packet ID)
bit 27: PIE ID (0=PIE A; 1=PIE B)
bits 26-24: sub-commutation code (only meaningful for telemetry packet data)
bit 23: receiver channel H4 backend (0=off; 1=on)
bit 22: receiver channel H3 backend (0=off; 1=on)
bit 21: receiver channel H3/H4 local oscillator selected (0=A; 1=B)
bit 20: receiver channel H3/H4 front-end (0=off; 1=on)
bit 19: receiver channel H2 local oscillator selected (0=A; 1=B)
bit 18: receiver channel H2 (0=off; 1=on)
bit 17: receiver channel H1 local oscillator selected (0=A; 1=B)
bit 16: receiver channel H1 (0=off; 1=on)
bit 15: PROM (1=a PROM segment switch has failed ON)
bit 14: signal processing electronics/scan control electronics (0=off; 1=on)
bit 13: auxiliary operational heaters (0=off; 1=on)
bit 12: scan mechanism operational heaters (0=off; 1=on)
bit 11: receiver operational heaters (0=off; 1=on)
bit 10: Rx CV (0=off; 1=on)
bit 9: receiver channel H5 local oscillator selected (0=A; 1=B)
bit 8: receiver channel H5 (0=off; 1=on)
bit 7: FDM motor current trip status (0=enabled; 1=disabled)
bit 6: RDM motor current trip status (0=enabled; 1=disabled)
bit 5: FDM motor supply (0=off; 1=on)
bit 4: RDM motor supply (0=off; 1=on)
bit 3: FDM motor sensors selected (0=A; 1=B)
bit 2: RDM motor sensors selected (0=A; 1=B)
bit 1: FDM zero position sensors (0=A; 1=B)
bit 0: RDM zero position sensors (0=A; 1=B)
121 124 u 4 1 0    
<Zero Fill> 125 126 i 2 1 0    
Record Number of Status Change (if 0, none occurred) 127 128 u 2 1 0    
Second Instrument Status (if previous word is 0, no change) 129 132 u 4 1 0    
Count of Data Records in this Data Set 133 134 u 2 1 0    
Count of Calibrated, Earth Located Scan Lines in this Data Set 135 136 u 2 1 0    
Count of Missing Scan Lines 137 138 u 2 1 0    
Count of Data Gaps in this Data Set (NOTE: Gaps are due to either actual lost data, such as during transmissions, or ignored data when the instrument science data is superceded by other telemetry data during non-nominal modes of the TIP or MIU.) 139 140 u 2 1 0    
Count of Scans Containing Lunar-Contaminated Space Views (Also, see bits 8 and 9 of "Scan Line Quality Flags [Calibration Problem Code]" field in data record.)
-1=the detection algorithm for lunar contamination is turned off
0=the detection algorithm is turned on: no scans containing lunar-contaminated space views were found
>0=the detection algorithm is turned on: the value in this field represents the number of scans found that contain lunar- contaminated space views
141 142 i 2 1 0    
Count of Data Frames Without Frame Sync Word Errors 143 144 u 2 1 0    
Count of PACS Detected TIP Parity Errors 145 146 u 2 1 0    
Sum of All Auxiliary Sync Errors Detected in the Input Data 147 148 u 2 1 0    
Time Sequence Error
0=none; otherwise, the record number of the first occurrence
149 150 u 2 1 0    
Time Sequence Error Code (These are bit flags taken from "Scan Line Quality Flags [Time Problem Code]" on data record reported in "Time Sequence Error" field above. If a bit is on (=1) then the statement is true.)
bits 15-8: <zero fill>
bit 7: time field is bad but can probably be inferred from the previous good time
bit 6: time field is bad and cannot be inferred from the previous good time
bit 5: this record starts a sequence that is inconsistent with previous times (i.e., there is a time discontinuity); may be associated with a spacecraft clock update
bit 4: start of a sequence that apparently repeats scan times that have been previously accepted
bits 3-0: <zero fill>
151 152 u 2 1 0    
SOCC Clock Update Indicator
0=none during this orbit; otherwise, the record number of the first occurrence
153 154 u 2 1 0    
Earth Location Error Indicator
0=none during this orbit; otherwise, the record number of the first occurrence
155 156 u 2 1 0    
Earth Location Error Code (These are bit flags taken from "Scan Line Quality Flags [Earth Location Problem Code]" on data record reported in "Earth Location Error Indicator" field above. If a bit is on (=1) then the statement is true.)
bits 15-8: <zero fill>
bit 7: not earth located because of bad time; earth location fields zero-filled
bit 6: earth location questionable: questionable time code
bit 5: earth location questionable: marginal agreement with reasonableness check
bit 4: earth location questionable: fails reasonableness check
bit 3: earth location questionable because of antenna position check
bits 2-0: <zero fill>
157 158 u 2 1 0    
PACS Status Bit Field
bits 15-3: <zero fill>
bit 2: pseudonoise (0=normal data; 1=pseudonoise data)
bit 1: tape direction (0=reverse playback, time decrementing)
bit 0: data mode (0=test data; 1=flight data)
159 160 u 2 1 0    
Data Source
0=unused
1=Fairbanks, AK
2=Wallops Island, VA
3=SOCC
4=Svalbard, Norway
5=Monterey, CA
161 162 u 2 1 0    
<Reserved for the Ingester> 163 170 c 8 1 0    
<Reserved for Decommutation> 171 178 c 8 1 0    
<Zero Fill> 179 194 i 2 8 0    
CALIBRATION
Instrument Temperature Sensor ID
0=primary (H5 Local Oscillator (LO) temperature Q-band Source [QBS5])
1=backup (H1 LO temperature [QBS1])
195 196 i 2 1 0    
<Zero Fill> 197 198 i 2 1 0    
Primary Reference Temperature (from QBS5), Minimum 199 200 i 2 1 2 K  
Primary Reference Temperature (from QBS5), Nominal 201 202 i 2 1 2 K  
Primary Reference Temperature (from QBS5), Maximum 203 204 i 2 1 2 K  
Backup Reference Temperature (from QBS1), Minimum 205 206 i 2 1 2 K  
Backup Reference Temperature (from QBS1), Nominal 207 208 i 2 1 2 K  
Backup Reference Temperature (from QBS1), Maximum 209 210 i 2 1 2 K  
Ch. H1 Warm Load Correction Factor (minimum temperature) 211 212 i 2 1 3 K  
Ch. H1 Warm Load Correction Factor (nominal temperature) 213 214 i 2 1 3 K  
Ch. H1 Warm Load Correction Factor (maximum temperature) 215 216 i 2 1 3 K  
Ch. H1 Cold Space Temperature Correction (profile 0) 217 218 i 2 1 3 K  
Ch. H1 Cold Space Temperature Correction (profile 1) 219 220 i 2 1 3 K  
Ch. H1 Cold Space Temperature Correction (profile 2) 221 222 i 2 1 3 K  
<Reserved for Profile 3> 223 224 i 2 1 0    
Ch. H2 Warm Load Correction Factor (minimum temperature) 225 226 i 2 1 3 K  
Ch. H2 Warm Load Correction Factor (nominal temperature) 227 228 i 2 1 3 K  
Ch. H2 Warm Load Correction Factor (maximum temperature) 229 230 i 2 1 3 K  
Ch. H2 Cold Space Temperature Correction (profile 0) 231 232 i 2 1 3 K  
Ch. H2 Cold Space Temperature Correction (profile 1) 233 234 i 2 1 3 K  
Ch. H2 Cold Space Temperature Correction (profile 2) 235 236 i 2 1 3 K  
<Reserved for Profile 3> 237 238 i 2 1 0    
Ch. H3 Warm Load Correction Factor (minimum temperature) 239 240 i 2 1 3 K  
Ch. H3 Warm Load Correction Factor (nominal temperature) 241 242 i 2 1 3 K  
Ch. H3 Warm Load Correction Factor (maximum temperature) 243 244 i 2 1 3 K  
Ch. H3 Cold Space Temperature Correction (profile 0) 245 246 i 2 1 3 K  
Ch. H3 Cold Space Temperature Correction (profile 1) 247 248 i 2 1 3 K  
Ch. H3 Cold Space Temperature Correction (profile 2) 249 250 i 2 1 3 K  
<Reserved for Profile 3> 251 252 i 2 1 0    
Ch. H4 Warm Load Correction Factor (minimum temperature) 253 254 i 2 1 3 K  
Ch. H4 Warm Load Correction Factor (nominal temperature) 255 256 i 2 1 3 K  
Ch. H4 Warm Load Correction Factor (maximum temperature) 257 258 i 2 1 3 K  
Ch. H4 Cold Space Temperature Correction (profile 0) 259 260 i 2 1 3 K  
Ch. H4 Cold Space Temperature Correction (profile 1) 261 262 i 2 1 3 K  
Ch. H4 Cold Space Temperature Correction (profile 2) 263 264 i 2 1 3 K  
<Reserved for Profile 3> 265 266 i 2 1 0    
Ch. H5 Warm Load Correction Factor (minimum temperature) 267 268 i 2 1 3 K  
Ch. H5 Warm Load Correction Factor (nominal temperature) 269 270 i 2 1 3 K  
Ch. H5 Warm Load Correction Factor (maximum temperature) 271 272 i 2 1 3 K  
Ch. H5 Cold Space Temperature Correction (profile 0) 273 274 i 2 1 3 K  
Ch. H5 Cold Space Temperature Correction (profile 1) 275 276 i 2 1 3 K  
Ch. H5 Cold Space Temperature Correction (profile 2) 277 278 i 2 1 3 K  
<Reserved for Profile 3> 279 280 i 2 1 0    
LO A Ch. H1 Nonlinearity Coefficient (minimum temperature) 281 284 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H1 Nonlinearity Coefficient (nominal temperature) 285 288 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H1 Nonlinearity Coefficient (maximum temperature) 289 292 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H2 Nonlinearity Coefficient (minimum temperature) 293 296 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H2 Nonlinearity Coefficient (nominal temperature) 297 300 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H2 Nonlinearity Coefficient (maximum temperature) 301 304 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H3 Nonlinearity Coefficient (minimum temperature) 305 308 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H3 Nonlinearity Coefficient (nominal temperature) 309 312 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H3 Nonlinearity Coefficient (maximum temperature) 313 316 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H4 Nonlinearity Coefficient (minimum temperature) 317 320 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H4 Nonlinearity Coefficient (nominal temperature) 321 324 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H4 Nonlinearity Coefficient (maximum temperature) 325 328 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H5 Nonlinearity Coefficient (minimum temperature) 329 332 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H5 Nonlinearity Coefficient (nominal temperature) 333 336 i 4 1 8 m2-sr-
cm-1/mW
 
LO A Ch. H5 Nonlinearity Coefficient (maximum temperature) 337 340 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H1 Nonlinearity Coefficient (minimum temperature) 341 344 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H1 Nonlinearity Coefficient (nominal temperature) 345 348 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H1 Nonlinearity Coefficient (maximum temperature) 349 352 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H2 Nonlinearity Coefficient (minimum temperature) 353 356 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H2 Nonlinearity Coefficient (nominal temperature) 357 360 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H2 Nonlinearity Coefficient (maximum temperature) 361 364 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H3 Nonlinearity Coefficient (minimum temperature) 365 368 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H3 Nonlinearity Coefficient (nominal temperature) 369 372 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H3 Nonlinearity Coefficient (maximum temperature) 373 376 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H4 Nonlinearity Coefficient (minimum temperature) 377 380 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H4 Nonlinearity Coefficient (nominal temperature) 381 384 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H4 Nonlinearity Coefficient (maximum temperature) 385 388 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H5 Nonlinearity Coefficient (minimum temperature) 389 392 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H5 Nonlinearity Coefficient (nominal temperature) 393 396 i 4 1 8 m2-sr-
cm-1/mW
 
LO B Ch. H5 Nonlinearity Coefficient (maximum temperature) 397 400 i 4 1 8 m2-sr-
cm-1/mW
 
<Zero Fill> 401 416 i 4 4 0    
TEMPERATURE-RADIANCE CONVERSION
Temperature-radiance Ch H1 Central Wavenumber 417 420 i 4 1 6 cm-1  
Temperature-radiance Ch H1 Constant 1 421 424 i 4 1 6    
Temperature-radiance Ch H1 Constant 2 425 428 i 4 1 6    
Temperature-radiance Ch H2 Central Wavenumber 429 432 i 4 1 6 cm-1  
Temperature-radiance Ch H2 Constant 1 433 436 i 4 1 6    
Temperature-radiance Ch H2 Constant 2 437 440 i 4 1 6    
Temperature-radiance Ch H3 Central Wavenumber 441 444 i 4 1 6 cm-1  
Temperature-radiance Ch H3 Constant 1 445 448 i 4 1 6    
Temperature-radiance Ch H3 Constant 2 449 452 i 4 1 6    
Temperature-radiance Ch H4 Central Wavenumber 453 456 i 4 1 6 cm-1  
Temperature-radiance Ch H4 Constant 1 457 460 i 4 1 6    
Temperature-radiance Ch H4 Constant 2 461 464 i 4 1 6    
Temperature-radiance Ch H5 Central Wavenumber 465 468 i 4 1 6 cm-1  
Temperature-radiance Ch H5 Constant 1 469 472 i 4 1 6    
Temperature-radiance Ch H5 Constant 2 473 476 i 4 1 6    
<Zero Fill> 477 492 i 4 4 0    
NAVIGATION
Reference Ellipsoid Model ID (The ellipsoid is a mathematically tractable approximation of the geoid, which is an equipotential surface at mean sea level. The maximum departure of the ellipsoid from the geoid is approximately ± 65 meters.)
WGS-72=World Geodetic Survey 1972
493 500 c 8 1 0    
Nadir Earth Location Tolerance 501 502 u 2 1 1 km  
Earth Location Bit Field
bits 15-3: <zero fill>
bit 2: dynamic attitude error correction (0=not performed; 1=performed)
bit 1: reasonableness test (0=inactive; 1=active)
bit 0: constant attitude error correction (0=not performed; 1=performed)
503 504 u 2 1 0    
<Zero Fill> 505 506 i 2 1 0    
Constant Roll Attitude Error 507 508 i 2 1 3 degrees  
Constant Pitch Attitude Error 509 510 i 2 1 3 degrees  
Constant Yaw Attitude Error 511 512 i 2 1 3 degrees  
Epoch Year for Orbit Vector 513 514 u 2 1 0    
Day of Epoch Year for Orbit Vector 515 516 u 2 1 0    
Epoch UTC Time of Day for Orbit Vector 517 520 u 4 1 0 milliseconds  
Semi-major Axis (at the orbit vector epoch time) 521 524 i 4 1 5 km  
Eccentricity (at the orbit vector epoch time) 525 528 i 4 1 8    
Inclination (at the orbit vector epoch time) 529 532 i 4 1 5 degrees  
Argument of Perigee (at the orbit vector epoch time) 533 536 i 4 1 5 degrees  
Right Ascension of the Ascending Node (at the orbit vector epoch time) 537 540 i 4 1 5 degrees  
Mean Anomaly (at the orbit vector epoch time) 541 544 i 4 1 5 degrees  
Position Vector X Component (at the orbit vector epoch time) 545 548 i 4 1 5 km  
Position Vector Y Component (at the orbit vector epoch time) 549 552 i 4 1 5 km  
Position Vector Z Component (at the orbit vector epoch time) 553 556 i 4 1 5 km  
Velocity Vector X-dot Component (at the orbit vector epoch time) 557 560 i 4 1 8 km/sec  
Velocity Vector Y-dot Component (at the orbit vector epoch time) 561 564 i 4 1 8 km/sec  
Velocity Vector Z-dot Component (at the orbit vector epoch time) 565 568 i 4 1 8 km/sec  
Earth/Sun Distance Ratio (at the orbit vector epoch time; relative to the mean distance of 1 AU) 569 572 u 4 1 6    
<Zero Fill> 573 588 i 4 4 0    
THERMISTOR TELEMETRY CONVERSION
Counts-to-temperature (K) conversion coefficients for the 24 housekeeping thermistors.                
Thermistor Temperature Coefficient 0 589 592 i 4 1 4 K  
Thermistor Temperature Coefficient 1 593 596 i 4 1 7 K/count  
Thermistor Temperature Coefficient 2 597 600 i 4 1 10 K/count2  
Thermistor Temperature Coefficient 3 601 604 i 4 1 12 K/count3  
Thermistor Temperature Coefficient 4 605 608 i 4 1 15 K/count4  
<Zero Fill> 609 624 i 4 4 0    
RAW CURRENT CONSUMPTION CONVERSION
EE and SM +5V Current Coefficient 0 625 628 i 4 1 6 amps  
EE and SM +5V Current Coefficient 1 629 632 i 4 1 6 amps/count  
Receiver +8V Current Coefficient 0 633 636 i 4 1 6 amps  
Receiver +8V Current Coefficient 1 637 640 i 4 1 6 amps/count  
Receiver +15V Current Coefficient 0 641 644 i 4 1 6 amps  
Receiver +15V Current Coefficient 1 645 648 i 4 1 6 amps/count  
Receiver -15V Current Coefficient 0 649 652 i 4 1 6 amps  
Receiver -15V Current Coefficient 1 653 656 i 4 1 6 amps/count  
RDM Motor Current Coefficient 0 657 660 i 4 1 6 amps  
RDM Motor Current Coefficient 1 661 664 i 4 1 6 amps/count  
FDM Motor Current Coefficient 0 665 668 i 4 1 6 amps  
FDM Motor Current Coefficient 1 669 672 i 4 1 6 amps/count  
OBCT TEMPERATURE CONVERSION
PRT resistance-to-temperature conversion coefficients, where resistance is in ohms and temperature is in K.
PIE-A PRT 1 Coefficient 0 673 676 i 4 1 6 K  
PIE-A PRT 1 Coefficient 1 677 680 i 4 1 6 K/ohm  
PIE-A PRT 1 Coefficient 2 681 684 i 4 1 10 K/ohm2  
PIE-A PRT 1 Coefficient 3 685 688 i 4 1 13 K/ohm3  
PIE-A PRT 2 Coefficient 0 689 692 i 4 1 6 K  
PIE-A PRT 2 Coefficient 1 693 696 i 4 1 6 K/ohm  
PIE-A PRT 2 Coefficient 2 697 700 i 4 1 10 K/ohm2  
PIE-A PRT 2 Coefficient 3 701 704 i 4 1 13 K/ohm3  
PIE-A PRT 3 Coefficient 0 705 708 i 4 1 6 K  
PIE-A PRT 3 Coefficient 1 709 712 i 4 1 6 K/ohm  
PIE-A PRT 3 Coefficient 2 713 716 i 4 1 10 K/ohm2  
PIE-A PRT 3 Coefficient 3 717 720 i 4 1 13 K/ohm3  
PIE-A PRT 4 Coefficient 0 721 724 i 4 1 6 K  
PIE-A PRT 4 Coefficient 1 725 728 i 4 1 6 K/ohm  
PIE-A PRT 4 Coefficient 2 729 732 i 4 1 10 K/ohm2  
PIE-A PRT 4 Coefficient 3 733 736 i 4 1 13 K/ohm3  
PIE-A PRT 5 Coefficient 0 737 740 i 4 1 6 K  
PIE-A PRT 5 Coefficient 1 741 744 i 4 1 6 K/ohm  
PIE-A PRT 5 Coefficient 2 745 748 i 4 1 10 K/ohm2  
PIE-A PRT 5 Coefficient 3 749 752 i 4 1 13 K/ohm3  
PIE-B PRT 1 Coefficient 0 753 756 i 4 1 6 K  
PIE-B PRT 1 Coefficient 1 757 760 i 4 1 6 K/ohm  
PIE-B PRT 1 Coefficient 2 761 764 i 4 1 10 K/ohm2  
PIE-B PRT 1 Coefficient 3 765 768 i 4 1 13 K/ohm3  
PIE-B PRT 2 Coefficient 0 769 772 i 4 1 6 K  
PIE-B PRT 2 Coefficient 1 773 776 i 4 1 6 K/ohm  
PIE-B PRT 2 Coefficient 2 777 780 i 4 1 10 K/ohm2  
PIE-B PRT 2 Coefficient 3 781 784 i 4 1 13 K/ohm3  
PIE-B PRT 3 Coefficient 0 785 788 i 4 1 6 K  
PIE-B PRT 3 Coefficient 1 789 792 i 4 1 6 K/ohm  
PIE-B PRT 3 Coefficient 2 793 796 i 4 1 10 K/ohm2  
PIE-B PRT 3 Coefficient 3 797 800 i 4 1 13 K/ohm3  
PIE-B PRT 4 Coefficient 0 801 804 i 4 1 6 K  
PIE-B PRT 4 Coefficient 1 805 808 i 4 1 6 K/ohm  
PIE-B PRT 4 Coefficient 2 809 812 i 4 1 10 K/ohm2  
PIE-B PRT 4 Coefficient 3 813 816 i 4 1 13 K/ohm3  
PIE-B PRT 5 Coefficient 0 817 820 i 4 1 6 K  
PIE-B PRT 5 Coefficient 1 821 824 i 4 1 6 K/ohm  
PIE-B PRT 5 Coefficient 2 825 828 i 4 1 10 K/ohm2  
PIE-B PRT 5 Coefficient 3 829 832 i 4 1 13 K/ohm3  
SURVIVAL TEMPERATURE CONVERSION
Volts-to-temperature (K) conversion coefficients for the 3 survival temperature parameters. (NOTE: volts = 0.02 x counts.)
               
Survival Temperature Coefficient 0 833 836 i 4 1 6 K  
Survival Temperature Coefficient 1 837 840 i 4 1 6 K/volt  
Survival Temperature Coefficient 2 841 844 i 4 1 6 K/volt2  
Survival Temperature Coefficient 3 845 848 i 4 1 6 K/volt3  
Survival Temperature Coefficient 4 849 852 i 4 1 6 K/volt4  
Survival Temperature Coefficient 5 853 856 i 4 1 6 K/volt5  
ANTENNA POSITION CONVERSION
Antenna Position Conversion Factor (for converting "mid-pixel position" data of earth, space, and OBCT views to degrees)
value = 7.2/1024 = 0.00703125 degrees/count
857 860 u 4 1 8 degrees/count  
PRT CALIBRATION CHANNELS
PIE-A Calibration Channel 1 Resistance 861 864 i 4 1 4 ohms  
PIE-A Calibration Channel 2 Resistance 865 868 i 4 1 4 ohms  
PIE-A Calibration Channel 3 Resistance 869 872 i 4 1 4 ohms  
PIE-B Calibration Channel 1 Resistance 873 876 i 4 1 4 ohms  
PIE-B Calibration Channel 2 Resistance 877 880 i 4 1 4 ohms  
PIE-B Calibration Channel 3 Resistance 881 884 i 4 1 4 ohms  
LUNAR CONTAMINATION DETECTION
Lunar Angle Threshold (Any space view whose lunar angle--see "Lunar Angles" field in data record--is less than this value is flagged as being "lunar contaminated" and is not used in the calibration.) 885 886 u 2 1 2 degrees  
RFI CORRECTION
Bias Correction Values (ordered by channel, FOV, and transmitter)
Word 1: Channel H1, FOV 1, STX_1
Word 2: Channel H2, FOV 1, STX_1
Word 3: Channel H3, FOV 1, STX_1
Word 4: Channel H4, FOV 1, STX_1
Word 5: Channel H5, FOV 1, STX_1
Word 6: Channel H1, FOV 5, STX_1
...
(channel values for FOVs 5, 10, 15, ... , 90)
...
Word 95: Channel H5, FOV 90, STX_1
Word 96: Channel H1, space view, STX_1
...
Word 100: Channel H5, space view, STX_1
Word 101: Channel H1, OBCT view, STX_1
...
Word 106: Channel H1, FOV 1, STX_2
...
Word 211: Channel H1, FOV 1, STX_3
...
Word 316: Channel H1, FOV 1, SARR
...
Word 420: Channel H5, OBCT view, SARR
887 1726 i 2 420 0 counts 1
<Zero Fill> 1727 1734 i 2 4 0    
Transmitter Reference Power (mean power at the time bias corrections were derived. Range: 0 to 255, representing analog voltages from 0 to 5.1.)
Word 1: STX-1
Word 2: STX-2
Word 3: STX-3
Word 4: SARR
1735 1742 i 2 4 1 counts 1
<Zero Fill> 1743 1752 i 2 5 0    
<Zero Fill> (for NOAA-originated MHS data, these fields are spare) 1753 1788 i 2 13 0    
FILLER
<Zero Fill> 1789 3072 i 2 642 0    
NOTES:

1) The RFI/bias correction data is based on experience with the AMSU-B instrument from the NOAA KLM series of satellites. While it may not be necessary, it is being left in the MHS Level 1b format. Until a determination is made that it is necessary, it will be zero filled.

Amended March 29, 2004

Amended January 27, 2005

Amended May 4, 2005


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