Last updated on 12/26/2024
For Commissioning period Daily log, (6/2023-10/16/23), see CommissioningLog
For Current week's predicted overpass times at certain sites, see OverPass
For acronyms, see the TEMPO glossary
| Date | Log |
|---|---|
| 10/17/2023 | SDPC v4.1 operational processing started (9 hrs) |
| 10/18/2023 | Frequent data dropouts (missing data), INR might fail and no subsequent data products |
| 10/19/2023 | Solar cal Working Diffuser (WD) Frequent data dropouts (missing data), INR might fail and no subsequent data products |
| 10/20/2023 | Frequent data dropouts (missing data), INR might fail and no subsequent data products |
| 10/21/2023 | Frequent data dropouts (missing data), INR might fail and no subsequent data products |
| 10/23/2023 | Some data dropout |
| 10/26/2023 | Solar cal WD |
| 10/29/2023 | Bad INR almost all day (no L2 data products) (R2.3.8 restart issue), will be reprocessed later with SDPC v4.2. |
| 10/30/2023 | Data dropout, Scan 2 (S002) scan mirror stopped advancing midway through scan (12:21:57Z - 13:01:43Z). Kept imaging of the same location. Scan 2 was still processed. Scan 3 back to normal. |
| 11/02/2023 | Solar cal WD |
| 11/08/2023 | bad INR for scans 1-7 (R2.3.8 restart issue). Scans 8-9 are ok, CSM interrupted after s009. L2 data products available for scans 1-9. |
| 11/09/2023 | Solar cal WD Intelsat anc_gps dropout 16:50-20:03Z, affecting scans 7-11. Manually restart for scan 12, ok after that. Missing data can be reprocessed. |
| 11/16/2023 | Solar cal WD |
| 11/18/2023 | SDPC v4.2 operational processing started (INR improvement), boresight correction slightly changes solar observation time, scanning plan was updated with an option to make sure that overpass time within the hour for a particular location is more or less predictable (did not use this option in the science planning). |
| 11/22/2023 | Data Drop out. Scan 6 not at ASDC. INR crashed and then restarted. Major slowdown Internet GS copying starting about 21:30Z. Scans 11,12,13 not at ASDC. Scan 14 and 15 there at ASDC. |
| 11/23/2023 | Solar cal WD (pre boresight correction) |
| 11/24/2023 | Solar cal WD (post boresight correction), no obvious difference from 11/23 as BTDF different is taken into account |
| 11/29/2023 | 1 data drop out, inr crashed. Scan 5 not processed, not at ASDC. |
| 11/30/2023 | Solar cal WD Scan 3 (S003) scan mirror stopped advancing midway through scan. Kept imaging of the same location. Scan 3 was processed. Scan 4 back to normal. |
| 12/1/2023 | Intelsat encrypted downlink data -- change to GS. Got some corrupted telemetry data starting about 2:13pm EST, apid 150 --scan mechanism telemetry like cma_pos (cal mechanism resolver position) and sma_last_x_pos. Back to normal around 4pm EST. Occurred about 19:13Z to 21:00Z; Scan 9 (18:57:33Z-19:57:14Z) and Scan 10 (19:57:33Z-20:57:14Z), and the beginning of Scan 11 (20:57:33Z-21:37:19Z) may be affected. |
| 12/7/2023 | Solar cal WD |
| 12/10/2023 | Data dropout. inr crashed. Scan 5 not processed, not at ASDC. |
| 12/14/2023 | Solar cal WD |
| 12/21/2023 | Solar cal WD Incorrect packaging of morning dark granules; city lights dark frames stored in the same file with radiance dark frames. |
| 12/22/2023 | Solar cal Reference Diffuser (RD) Citylight measurements (West & East Coast, 88s exposure) |
| 12/23/2023 | Solar cal WD Citylight measurements (West & East Coast, 88s exposure) |
| 12/24-27/2023 | Citylight measurements (West & East Coast, 88s exposure) |
| 12/28/2023 | Solar cal WD |
| 1/4/2024 | Solar cal WD |
| 1/11/2024 | Solar cal WD Citylight measurements (West & East Coast, 44s exposure) |
| 1/11-17/2024 | Citylight measurements (West & East Coast, 44s exposure) |
| 1/18/2024 | Solar cal WD Citylight measurements (West & East Coast, 44s exposure) |
| 1/19-24/2024 | Citylight measurements (West & East Coast, 44s exposure) |
| 1/22/2024 | GOES-16 CMI product outage from 1720Z on 1/22 until 0040Z on 1/23. Effect on INR quality appears minor. |
| 1/24/2024 | TEMPO in safe mode due to spacecraft GPSR and pointing error |
| 1/25/2024 | TEMPO brought out of safe mode, but TEMPO clock lost sync with spacecraft clock, GPSR problem remain, not ready for operation until 2/1/2024 |
| 2/1/2024 | TEMPO operations resume (but GPSR still not used for control, INR degrades but can still meet the INR requirement). Solar Cal WD Citylight measurements (Chicago and Houston, 44s exposure) |
| 2/2/2024 | No GEOS-CF forecast update Citylight measurements (Chicago and Houston, 44s exposure) |
| 2/3-6/2024 | Citylight measurements (Chicago and Houston, 44s exposure) |
| 2/7/2024 | Citylight measurements (Chicago and Houston, 44s exposure) Scan 2 (S002) scan mirror stopped advancing near the end of a scan. Kept imaging of the same location. Scan 2 was processed. Scan 3 back to normal. |
| 2/8/2024 | Solar Cal WD Citylight measurements (Full FOR coverage, ~12.7s exposure) |
| 2/15/2024 | Solar Cal WD Citylight measurements (Partial FOR coverage due to reduced measurement time related to gradual season change, ~12.7s exposure) |
| 2/16-2/21/2024 | Citylight measurements (Partial FOR coverage due to reduced measurement time related to gradual season change, ~12.7s exposure) |
| 2/22/2024 | Solar Cal WD Citylight measurements (Partial FOR coverage due to reduced measurement time related to gradual season change, ~12.7s) tilted northward to measure Aurora |
| 2/22-2/28/2024 | Citylight measurements (~12.7s), tilted northward to measure Aurora |
| 2/26/2024 | SDPCv4.3 (V02 data products) operational processing started. |
| 2/29/2024 | Solar Cal WD Same Citylight measurements as last week |
| 3/1-3/6/2024 | Citylight measurements (~12.7s), tilted northward to measure Aurora |
| 3/7/2024 | Solar Cal WD Citylight measurements (Las Vegas, Chicago, LA, Houston, DFW regions) with ~120s exposure time with 19 coadds, tilted northward to measure Aurora |
| 3/8-13/2024 | Citylight measurements (~120s exposure time with 19 coadds) tilted northward to measure Aurora |
| 3/14/2024 | Solar Cal WD Citylight measurements for full field of regard with ~6.3s (1 coadd) exposure time, no tilting north |
| 3/14-3/20/2024 | Citylight measurements for full field of regard with ~6.3s (1 coadd) exposure time |
| 3/21/2024 | Solar Cal WD Citylight measurements for full field of regard with ~6.3s (1 coadd) exposure time, no tilting north At 2024-03-21T15:36:31Z, @rawtol0@ started reporting frequent data corruption, duplicated and late packets, which is related to planned maintenance activities at Riverside (from10Am-10PM EST). Three scans (006, 009, 014 could not be processed due to INR failure). |
| 3/22/2024 | Solar Cal RD Citylight measurements for full field of regard with ~6.3s (1 coadd) exposure time, no tilting north |
| 3/23/2024 | Solar Cal WD Citylight measurements for full field of regard with ~6.3s (1 coadd) exposure time, no tilting north |
| 3/24-3/27/2024 | Citylight measurements for full field of regard with ~6.3s (1 coadd)exposure time, no tilting north |
| 3/28/2024 | Solar Cal WD |
| 3/31/2024 | During twilight (RADT) Scan 002, scan mirror stopped advancing at 2024-03-31T11:03:18Z near beginning of scan. |
| 3/28-4/03/2024 | Citylight measurements for full field of regard with ~6.3s (1 coadd)exposure time, no tilting north |
| 4/4/2024 | Solar Cal WD |
| 4/4-4/10/2024 | Citylight measurements for full field of regard with ~3s (1 coadd)exposure time, no tilting north |
| 4/11/2024 | Solar Cal WD |
| 4/11-4/17/2024 | Citylight measurements for full field of regard with ~3s (1 coadd)exposure time, no tilting north |
| 4/18/2024 | Solar Cal WD |
| 4/18-4/24/2024 | Citylight measurements for full field of regard with ~3s (1 coadd)exposure time, no tilting north |
| 4/25/2024 | Solar Cal WD |
| 5/2/2024 | Solar Cal WD |
| 5/9/2024 | Solar Cal WD |
| 5/13/2024 | SDPCv4.4 (V03 data products) operational processing started Scan mirror stopped advancing near end of scan 12 (S012) at 21:00:18Z. Scan 12 covers 20:01:28Z-21:01:09Z. |
| 5/16/2024 | Solar Cal WD |
| 5/17/2024 | Scan 15 Granule 5 (S015G05) missing (data dropout led to processing issue) |
| 5/23/2024 | Solar Cal WD |
| 5/23/2024 - 5/27/2024 | The retrievals are done with GEOS-CF climatology instead of GEOS-CF data from 2024-5-23 S014 through the end of 2024-5-27. |
| 5/28/2024 | Data dropout. Scans 7,8,9 not at ASDC. |
| 5/30/2024 | Solar Cal WD Scan 8 missing (data dropout led to processing issue) |
| 5/31/2024 | Scan mirror stopped advancing shortly after Scan 1 (S001) began at 10:33:11Z. Scan 2 resumed as normal. |
| 6/6/2024 | Solar Cal WD |
| 6/13/2024 | Solar Cal WD Special Observations: Calibration campaign, scans S012,S013,S014 starting 20:40:31Z total duration 1 hour |
| 6/14/2024 | Special Observations: Calibration campaign, scans S012,S013,S014 starting 20:40Z total duration 1 hour |
| 6/16/2024 | Special Observations: Calibration campaign, scans S012,S013,S014 starting 20:10:55Z total duration 1 hour |
| 6/20/2024 | Solar Cal WD |
| 6/21/2024 | Solar Cal RD |
| 6/22/2024 | Solar Cal WD |
| 6/27/2024 | Solar Cal WD |
| 6/28/2024-7/08/2024 | The June 28 IMS ice/snow cover product was used in SDPC processing for the period June 28-July 8 due to download issue. |
| 7/03/2024 | Scan mirror stopped advancing about midway through Scan 2 (S002) at 11:37:07Z. Scan 3 resumed as normal. |
| 7/04/2024 | Solar Cal WD |
| 7/11/2024 | Solar Cal WD |
| 7/18/2024 | Solar Cal WD |
| 7/21/2024 | Low level data corruption, impacted INR. Scan 9 (S009) not at ASDC. |
| 7/24/2024 | Unplanned S/C maintenance. No Observations taken for the day. Resumed observations as usual 7/25. |
| 7/25/2024 | Solar Cal WD |
| 8/01/2024 | Solar Cal WD |
| 8/08/2024 | Solar Cal WD Technical issues. No radiance scan observations taken for the day. |
| 8/09/2024 | Technical issues. No radiance scan observations taken. |
| 8/10/2024-8/21/2024 | Technical issues. No radiance scan observations taken. |
| 8/22/2024 | Solar Cal WD Observations resume 8/22-29 GEOS-CF forecast download failed causing CLDO4, HCHO, and NO2 retrievals to use climatology. Scan 14 (S014) on 8-22 to scan 16 (S016) 8/29. |
| 8/23/2024 | Solar Cal RD |
| 8/24/2024 | Solar Cal WD |
| 8/29/2024 | Solar Cal WD |
| 8/30/2024 | GEOS-CF forecast back to operational start of day (affects CLD04,HCHO and NO2 products). |
| 9/05/2024 | Solar Cal WD Citylights measurements, ~6 (6.3) sec exposure, 9/05-9/11 |
| 9/12/2024 | Solar Cal WD Citylights measurements, 3.0 and 6.0 sec exposure 9/12-9/18 |
| 9/19/2024 | Solar Cal WD Citylights measurements, 6.3 sec exposure, 9/19-9/25 |
| 9/20/2024 | Solar Cal RD |
| 9/21/2024 | Solar Cal WD |
| 9/23/2024 | Brief data dropout for Scan 14 (S014) around 23:04Z (Scan 14 covers 22:30:16Z to 23:10:22Z) Scan mirror stopped advancing near end of scan 15 (S015) at ~23:40Z for about 10 minutes. End of scan 15 is 23:50:27Z. |
| 9/26/2024 | Solar Cal WD Citylights measurements, 6.3 sec exposure, tilt South FoR (dy=4400), 9/26-10/3 |
| 10/03/2024 | Solar Cal WD (different parameters, shorter int time) Citilights measurements, 6.3 sec exposure area scans alternate with aurora scans (tilt FoR north, 120 sec. exposure), 10/03-10/09 earth darks at ~06:15:45Z |
| 10/09/2024 | Evening city lights scan (S016) not processed due to data loss during first granule. |
| 10/10/2024 | Solar Cal WD (shorter int time will be default going forward) Citilights measurements, area scans (~6.3 sec) plus moonlight illumination scans (~12 sec),10/10-10/16 |
| 10/17/2024 | Solar Cal WD Citilights measurements, Morning city lights scans target a 200-step wide window including California (~6 sec), while evening city lights scans cover the eastern half of the field of regard (11.72 sec). 10/17-10/23 |
| 10/24/2024 | Solar Cal WD Citilights measurements, area scans (12 sec, 2 coadds), 10/24-10/30 |
| 10/25/2024 | Unplanned S/C maintenance. No Observations taken for the day. Resumed observations as usual 10/26. |
| 10/31/2024 | Solar Cal WD Citilights measurements, area scans (12 sec, 2 coadds), 10/31-11/06 |
| 11/07/2024 | Solar Cal WD Citilights measurements, area scans (12 sec, 2 coadds), 11/07-11/13 |
| 11/14/2024 | Solar Cal WD Citilights measurements, area scans (12 sec, 2 coadds), 11/14-11/20 |
| 11/19/2024 | S/C maintenance required two East/West maneuvers. 8 scans: S001-S008 (less than usual number of daily scans) |
| 11/21/2024 | Solar Cal WD Citilights measurements, area scans (12.6 sec, 2 coadds), 11/21-11/27 |
| 11/28/2024 | Solar Cal WD Citilights measurements, east-coast twilight scans are 6.27 sec exposures and will cover only the region from just eastward of Cape Cod to just westward of Chicago, yielding 4 scans per session. The west-coast twilight scans are ~12.6 sec (2 coadds), 11/28-12/04 |
| 12/05/2024 | Solar Cal WD Citilights measurements, area scans (12.6 sec, 2 coadds),12/05-12/11 |
| 12/12/2024 | Solar Cal WD Citilights measurements, east-coast twilight scans are 6.27 sec exposures and will cover only the region from just eastward of Cape Cod to just westward of Chicago, yielding 4 scans per session. The west-coast twilight scans are ~12.6 sec (2 coadds), 12/12-12/18 |
| 12/18/2024 | Solar Cal WD |
| 12/19/2024 | Solar Cal RD Citilights measurements, east-coast twilight scans are 6.27 sec exposures and will cover only the region from just eastward of Cape Cod to just westward of Chicago, yielding 4 scans per session. The west-coast twilight scans are ~12.6 sec (2 coadds), 12/19-12/25 |
| 12/20/2024 | Solar Cal WD |
| 12/26/2024 | Solar Cal WD Citilights measurements, east-coast twilight scans are 6.27 sec exposures and will cover only the region from just eastward of Cape Cod to just westward of Chicago, yielding 4 scans per session. The west-coast twilight scans are ~12.6 sec (2 coadds), 12/26-01/01 |
For Current week's predicted overpass times at certain sites, see OverPass