Exposure
- ID
- GRAVI.2023-07-29T03:00:31.160_1
- Header ID
- GRAVI.2023-07-29T03:00:31.160
- Date updated
- 2025-03-26 15:25:23 UTC+0000
- Release date
- 2024-07-29 03:16:09 UTC+0000
- UTC Start
- 2023-07-29 03:00:31.160
- UTC End
- 2023-07-29 03:07:11.160
- MJD Start
- 60154.12536065
- MJD End
- 60154.12999027963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007100500000000001
- Ambient temperature (°C)
- 16.31
- Seeing (arcsec)
- 0.725
Observation
- ID
- 56446
- Category
- science
- Program ID
- 108.220D.004
- Program Title
- TOWARDS DETECTION OF SINGLE BLACK HOLES BY MICROLENSING AND INTERFEROMETRY
- Program Type
- Monitoring
- PI / COI
- MÉRAND / DONG / GOULD / WOILLEZ / UDALSKI / MROZ
Target
- ID
- 41831
- Name
- KB230496
- RA
- 265.767476
- DEC
- -35.25672
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.4660 | 54.2540 | 32.8000 | 33.4000 |
| U1-U3 | 98.3530 | 97.8860 | 39.3000 | 40.0000 |
| U1-U4 | 124.9410 | 124.0560 | 68.5600 | 69.4120 |
| U2-U3 | 44.6800 | 44.4260 | 47.3000 | 48.0000 |
| U2-U4 | 86.8260 | 86.2660 | 90.0880 | 91.1000 |
| U3-U4 | 61.9520 | 61.7640 | 119.4010 | 120.5100 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.220D.004 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60154.12536065 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | KB230496 |
| HIERARCH ESO INS SOBJ NAME | KB230496 |
| RA | 265.767476 |
| DEC | -35.25672 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 54.466 |
| HIERARCH ESO ISS PBL12 END | 54.254 |
| HIERARCH ESO ISS PBLA12 START | 32.8 |
| HIERARCH ESO ISS PBLA12 END | 33.4 |
| HIERARCH ESO ISS PBL13 START | 98.353 |
| HIERARCH ESO ISS PBL13 END | 97.886 |
| HIERARCH ESO ISS PBLA13 START | 39.3 |
| HIERARCH ESO ISS PBLA13 END | 40.0 |
| HIERARCH ESO ISS PBL14 START | 124.941 |
| HIERARCH ESO ISS PBL14 END | 124.056 |
| HIERARCH ESO ISS PBLA14 START | 68.56 |
| HIERARCH ESO ISS PBLA14 END | 69.412 |
| HIERARCH ESO ISS PBL23 START | 44.68 |
| HIERARCH ESO ISS PBL23 END | 44.426 |
| HIERARCH ESO ISS PBLA23 START | 47.3 |
| HIERARCH ESO ISS PBLA23 END | 48.0 |
| HIERARCH ESO ISS PBL24 START | 86.826 |
| HIERARCH ESO ISS PBL24 END | 86.266 |
| HIERARCH ESO ISS PBLA24 START | 90.088 |
| HIERARCH ESO ISS PBLA24 END | 91.1 |
| HIERARCH ESO ISS PBL34 START | 61.952 |
| HIERARCH ESO ISS PBL34 END | 61.764 |
| HIERARCH ESO ISS PBLA34 START | 119.401 |
| HIERARCH ESO ISS PBLA34 END | 120.51 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008247 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005954 |
| HIERARCH ESO ISS AMBI TEMP | 16.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.74 |
| HIERARCH ESO FT ROBJ NAME | 2MASS17430426-351519 |
| HIERARCH ESO FT ROBJ ALPHA | 174304.264 |
| HIERARCH ESO FT ROBJ DELTA | -351519.493 |