The Level 1B Code generates data products containing calibrated radiances for all 36 MODIS bands and reflectances for the reflective Solar bands (Bands 1 through 19 and 26).
Collection 6.1 has been released to public since September 1, 2017 for both Aqua and Terra. There will be an initial period during which both Collection 6 and Collection 6.1 products will be available.
| Forward Processing (Collection 6) | Forward Processing (Collection 6.1) | |||
| Terra | Aqua | Terra | Aqua | |
| Current L1B PGE02 Code Version |
6.1.26 | 6.1.37 | 6.2.2 | 6.2.3 |
| Began Production |
May 12, 2017 | May 12, 2017 | September 1, 2017 | July 27, 2022 |
| First Granule(s) Processed | May 12, 2017 (Day 2017132) 00:00 UT | May 12, 2017 (Day 2017132) 00:00 UT | September 1, 2017 (Day 2017244) 00:00 UT | July 27, 2022 (Day 2022208) 00:00 UT |
| Current L1B LUTs Version |
6.1.26.85 | 6.1.37.88 | 6.2.2.114 | 6.2.3.37 |
| Began Production |
February 16, 2023 | February 10, 2023 | March 25, 2025 | March 18, 2025 |
| First Granule(s) Processed | February 16, 2023 (Day 2023047) 00:00 UT | February 10, 2023 (Day 2023041) 00:00 UT | March 25, 2025 (Day 2025085) 00:00 UT | March 18, 2025 (Day 2025077) 00:00 UT |