Exposure
- ID
- GRAVI.2023-09-29T00:05:10.999_1
- Header ID
- GRAVI.2023-09-29T00:05:10.999
- Date updated
- 2025-03-26 15:25:23 UTC+0000
- Release date
- 2024-09-29 00:20:40 UTC+0000
- UTC Start
- 2023-09-29 00:05:10.999
- UTC End
- 2023-09-29 00:11:10.999
- MJD Start
- 60216.00359952
- MJD End
- 60216.00776618667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044575
- Ambient temperature (°C)
- 13.2
- Seeing (arcsec)
- 0.775
Observation
- ID
- 57131
- 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
- 42353
- Name
- KB230496
- RA
- 265.767366
- DEC
- -35.25673
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.7390 | 51.4110 | 38.6000 | 39.1000 |
| U1-U3 | 92.3220 | 91.5970 | 45.3000 | 45.8000 |
| U1-U4 | 113.0930 | 111.6500 | 76.7310 | 77.4740 |
| U2-U3 | 41.3740 | 40.9760 | 53.7000 | 54.2000 |
| U2-U4 | 79.1190 | 78.1800 | 100.5350 | 101.5800 |
| U3-U4 | 59.1310 | 58.7850 | 131.2440 | 132.4570 |
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 | 60216.00359952 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | KB230496 |
| HIERARCH ESO INS SOBJ NAME | KB230496 |
| RA | 265.767366 |
| DEC | -35.25673 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 375.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 51.739 |
| HIERARCH ESO ISS PBL12 END | 51.411 |
| HIERARCH ESO ISS PBLA12 START | 38.6 |
| HIERARCH ESO ISS PBLA12 END | 39.1 |
| HIERARCH ESO ISS PBL13 START | 92.322 |
| HIERARCH ESO ISS PBL13 END | 91.597 |
| HIERARCH ESO ISS PBLA13 START | 45.3 |
| HIERARCH ESO ISS PBLA13 END | 45.8 |
| HIERARCH ESO ISS PBL14 START | 113.093 |
| HIERARCH ESO ISS PBL14 END | 111.65 |
| HIERARCH ESO ISS PBLA14 START | 76.731 |
| HIERARCH ESO ISS PBLA14 END | 77.474 |
| HIERARCH ESO ISS PBL23 START | 41.374 |
| HIERARCH ESO ISS PBL23 END | 40.976 |
| HIERARCH ESO ISS PBLA23 START | 53.7 |
| HIERARCH ESO ISS PBLA23 END | 54.2 |
| HIERARCH ESO ISS PBL24 START | 79.119 |
| HIERARCH ESO ISS PBL24 END | 78.18 |
| HIERARCH ESO ISS PBLA24 START | 100.535 |
| HIERARCH ESO ISS PBLA24 END | 101.58 |
| HIERARCH ESO ISS PBL34 START | 59.131 |
| HIERARCH ESO ISS PBL34 END | 58.785 |
| HIERARCH ESO ISS PBLA34 START | 131.244 |
| HIERARCH ESO ISS PBLA34 END | 132.457 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004239 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004676 |
| HIERARCH ESO ISS AMBI TEMP | 13.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | 2MASS17430426-351519 |
| HIERARCH ESO FT ROBJ ALPHA | 174304.264 |
| HIERARCH ESO FT ROBJ DELTA | -351519.493 |