| L |
|
Launch |
| L0 |
|
Level 0 |
| L1B, or L1b |
|
Level 1B; Level 1b |
| L1R |
|
Level 1 Requirement |
| L2 |
|
Level 2 |
| L2+ |
|
Level 2 and higher |
| LAN |
|
local area network |
| LAPSS |
|
Large Area Pulsed Solar Simulation |
| LASP |
|
Laboratory for Atmospheric and Space Physics |
| LCC |
|
life cycle cost |
| LCCE |
|
life-cycle cost estimate |
| LEO |
|
Low Earth Orbit |
| LHCP |
|
left-hand circular polarization |
| Li |
|
Lithium |
| LIRD |
|
Level 1 Requirements Document |
| LLIS |
|
Lessons Learned Information System |
| LOA |
|
Letter of Agreement |
| LOE |
|
level of effort |
| LOR |
|
Launch and Orbit Raising |
| LOS |
|
line-of-sight |
| LPT |
|
Limited Performance Test |
| LMATC |
|
Lockheed Martin Advanced Technology Center |
| LR |
|
launch of GOES R satellite |
| LRD |
|
Launch Readiness Date |
| LRIT |
|
Low-Rate Information Transfer |
| LRIT |
|
Low Rate Information Transmission |
| LRITT |
|
Low Rate Information Transmission Terminal |
| LRR |
|
Launch Readiness Review |
| LRU |
|
line replaceable unit |
| LS |
|
launch of GOES-S satellite |
| LSB |
|
least significant bit |
| LSIP |
|
Launch Site Integration Plan |
| LSSP |
|
Launch Site Support Plan |
| LUT |
|
local user terminal |
| LUT |
|
look-up table (ancillary data) |
| LV |
|
launch vehicle |
| LVRR |
|
Launch Vehicle Readiness Review |
| LW |
|
longwave |
| LWIR |
|
longwave infrared |
| LZA |
|
local zenith angle |
| |
|
|
