TABLE G.1 Passive Sensor Needs and Current Allocations Between 75 and 275 GHz
Allocated Band (GHz) |
Earth Observing System Instruments |
Current Allocation |
Other Primary Services |
Notes |
|
Lower |
Upper |
||||
86 |
92 |
AMSR, AMSR2, AMSU-A, -B, CMHS, CMSU, MIMR, MTZA, MVZA, MZOAS, SSM/IS, TMI |
Primary (exclusive passive) |
Radio Astronomy, Space Research (passive) |
Clouds, oil spills, ice, snow |
100 |
102 |
IKAR |
Primary |
Fixed, Mobile, Space Research (passive) |
NO line at 100.49 GHz, limb |
105 |
116 |
ODIN |
Primary (exclusive passive) |
Radio Astronomy, Space Research (passive) |
O3 line at 110.8 GHz, limb; CO line at 115.221 GHz, limb; CO line at 115.27 GHz |
116 |
126 |
Radiometer (ODIN), AMAS, AMSR2, MILES, MLS, ODIN, SMILES, GEM |
Primary |
Fixed, ISS, Mobile, Space Research (passive) |
Need 115.25-122.25 GHz; O2 line for temperature at 118.8 GHz; NO line at 125.61 GHz, limb. Parameters sensed are wind velocity, temperature, oxygen, and magnetic field |
150 |
151 |
AMSU-B, MHS |
Primary |
Fixed, Fixed-Satellite (S-E), Mobile, Space Research (passive) |
Want 2 GHz, prefer between 140-150 GHz; surface, water vapor, and cloud parameters for water vapor sounding; NO line at 150.74 GHz, limb |
156 |
158 |
AMSR2, MHS, MVZA |
Primary |
Fixed, Fixed-Satellite (S-E), Mobile |
Want 155.5-158.5 GHz; surface, water vapor, cloud parameters for water vapor sounding |
164 |
168 |
AMSR2, CMHS, IMAS, GEM, GeoSTAR |
Primary (exclusive passive) |
Radio Astronomy, Space Research (passive) |
Cloud water, rain, ice; ClO line at 164.38 GHz; ClO line at 167.2 GHz |
174.5 |
176.5 |
AMAS, AMSR2, AMSU-B, CMHS, HSB, MHS, MILES, MLS, MVZA, SMILES, SSM/IS, GEM, GeoSTAR |
Primary |
Fixed, ISS, Mobile, Space Research (passive) |
Want 174.5-191.6 GHz to improve sounding; three-dimensional sounding for water vapor, both LEO and GEO; NO line at 175.86 GHz for limb sounding |
176.5 |
182 |
GEM, GeoSTAR |
None |
Fixed, ISS, Mobile |
Needed to improve sounding; three-dimensional sounding for water vapor, both LEO and GEO |
182 |
185 |
AMSU-B, MHS, MLS, GEM, GeoSTAR |
Primary (exclusive passive) |
Radio Astronomy, Space Research (passive) |
Water vapor line at 183.31 GHz; O3 line at 184.75 GHz; want 174.5-191.6 GHz to improve sounding; three-dimensional sounding for water vapor, both LEO and GEO |
Allocated Band (GHz) |
Earth Observing System Instruments |
Current Allocation |
Other Primary Services |
Notes |
|
Lower |
Upper |
||||
185 |
190 |
|
None |
Fixed, ISS, Mobile |
Needed to improve sounding; three-dimensional sounding for water vapor, both LEO and GEO; radio astronomy has secondary allocation by footnote from 186.2-186.6 GHz |
190 |
191.6 |
|
None |
Mobile, Mobile Satellite, Radionavigation, Radionavigation-Satellite |
Needed to improve sounding; three-dimensional sounding for water vapor, both LEO and GEO; S5.554 also allocates a form of FSS service in conjunction with MSS and RDNSS from 190-200 GHz |
199 |
200 |
AMAS, MLS, MASTER |
None |
Mobile, Mobile Satellite, Radionavigation, Radionavigation-Satellite |
Want 199-207 GHz; S5.554 also allocates a form of FSS service in conjunction with MSS and RDNSS from 190-200 GHz |
200 |
202 |
AMAS, MLS, MASTER |
Primary |
Fixed, Mobile, Space Research (passive) |
Want 199-207 GHz; NO line at 200.98 GHz, limb |
202 |
207 |
AMAS, MLS, MASTER |
None |
Fixed, Fixed Satellite (E-S), Mobile |
Want 199-207 GHz; ClO; O3 line, limb; N2O; H2; and H2O2 |
217 |
231 |
MLS, MASTER |
Primary (exclusive passive) |
Radio Astronomy, Space Research (passive) |
4 GHz needed, best 217-225 GHz; NO line at 226.09 GHz, limb; O3 line at 230 GHz, limb; CO line at 230.54 GHz, limb |
235 |
238 |
|
Primary |
Fixed, FSS (S-E), Mobile, Space Research (passive) |
O3 line at 235.71 GHz, limb; O3 line at 237.15 GHz, limb |
250 |
252 |
|
Primary (exclusive passive) |
Space Research (passive) |
NO line at 251.21 GHz, limb |
TABLE G.2 Passive Sensor Needs and Current Allocations Above 275 GHz
Allocated Band (GHz) |
Earth Observing System Instruments |
Current Allocation |
Other Primary Services |
Notes |
|
Lower |
Upper |
||||
275 |
277 |
|
5.565 |
|
NO line at 276.33 GHz, limb |
296 |
300 |
MLS, MASTER |
None |
|
Want 296-306 GHz; window, line wings |
300 |
302 |
MLS, MASTER |
5.565 |
|
Want 296-306 GHz; NO line at 301.44 GHz; O3 line, limb; N2O line; O2 line |
302 |
306 |
|
None |
|
Want 296-306 GHz |
316 |
324 |
|
None |
|
Want ± 9.0 or 9.5 GHz around 325 GHz |
324 |
326 |
MASTER |
5.565 |
|
Want ± 9.0 or 9.5 GHz, nadir water vapor from GEO, limb from LEO; H2O, water vapor sounding at 325.1 GHz |
326 |
334 |
|
None |
|
Want ± 9.0 or 9.5 GHz around 325 GHz |
336 |
344 |
GEM |
None |
|
Need 339-348 GHz for water vapor sounding, precipitation cell imaging, and Cloud Ice Water Path measurement |
345 |
347 |
MASTER |
5.565 |
|
Want 339-348 GHz; CO line at 345.8 GHz, limb; HNO3 line at 346 GHz |
347 |
348 |
|
None |
|
Want 339-348 GHz |
363 |
365 |
|
5.565 |
|
O3 line at 364.32 GHz, limb |
371.5 |
379 |
|
None |
|
Water vapor line at 380.2 GHz; need 17 GHz for close to nadir sounding from GEO |
379 |
381 |
GEM |
5.565 |
|
Water vapor line at 380.2 GHz; need 17 GHz for close to nadir sounding from GEO |
381 |
388.5 |
|
None |
|
Water vapor line at 380.2 GHz; need 17 GHz for close to nadir sounding from GEO |
409 |
411 |
GEM |
None |
|
Temperature sounding, centered at 410 GHz |
416 |
433 |
GEM |
None |
|
Temperature sounding centered at 424.7 or 2 bands above |
485 |
487 |
ODIN |
None |
|
O2 line at 486 GHz, limb |
498 |
505 |
SOPRANO, MASTER |
None |
|
BrO line at 498.1 GHz, limb; O3 line at 498.2 GHz, limb; N2O line at 498.3 GHz, limb; H2O line at 498.4 GHz, limb; ClO line at 498.5 GHz, limb; CH3Cl line at 498.6 GHz, limb; Water vapor sounding, near nadir GEO at 498-502 GHz |
Allocated Band (GHz) |
Earth Observing System Instruments |
Current Allocation |
Other Primary Services |
Notes |
|
Lower |
Upper |
||||
523 |
527 |
|
None |
|
Water vapor sounding, near nadir GEO |
538 |
542 |
|
None |
|
Water vapor sounding, near nadir GEO |
541 |
558 |
|
None |
|
Lines of HNO3 and O3, limb |
547 |
584 |
ODIN |
|
Mesospheric H2O |
|
552 |
562 |
|
None |
|
Water vapor sounding, near nadir GEO |
563 |
580.4 |
ODIN |
None |
|
Lines of ClO and O3 |
624 |
629 |
SMILES, SOPRANO |
None |
|
ClO2 line at 624.271 GHz, limb; SO2 line at 624.344 GHz, limb; BrO line at 624.77 GHz, limb; O3 line at 625.656 GHz, limb; HCl line at 625.9 GHz, limb; CH3Cl line at 627.177 GHz, limb; O2 line at 627.773 GHz, limb; HOCl line at 628.46 GHz, limb |
640 |
653 |
MLS (new); SMILES |
None |
|
Lines: CH2CL, ClO, BrO, HCl, HOCl, SO2; H2O line at 647.198 GHz, limb; ClO line at 649.45 GHz, limb; HO2 line at 649.701 GHz, limb; HNO3 line at 650.279 GHz, limb; O3 line at 650.733 GHz, limb; NO line at 651.771 GHz, limb; N2O line at 652.834 GHz, limb |
951 |
956 |
SOPRANO |
None |
|
O2 line at 952 GHz, limb; NO line at 953 GHz, limb |
1228 |
1230 |
MLS (new) |
None |
HF line at 1228.95 GHz, limb |
|
2520 |
2525 |
MLS (new) |
None |
|
OH line at 2522.78 GHz, limb |