Exposure
- ID
- GRAVI.2023-05-23T06:42:54.255_2
- Header ID
- GRAVI.2023-05-23T06:42:54.255
- Date updated
- 2023-05-23 06:57:30 UTC+0000
- Release date
- 2024-05-23 06:57:30 UTC+0000
- UTC Start
- 2023-05-23 06:42:54.255
- UTC End
- 2023-05-23 06:49:34.255
- MJD Start
- 60087.27979462
- MJD End
- 60087.2844242496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0079535
- Ambient temperature (°C)
- 13.54
- Seeing (arcsec)
- 0.415
Observation
- ID
- 55543
- Category
- science
- Program ID
- 108.220D.008
- 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
- 41139
- Name
- S9O8000940
- RA
- 281.409095833333
- DEC
- -5.73301
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4720 | 90.5080 | 113.5000 | 113.6000 |
| A0-J2 | 127.3500 | 127.9570 | 91.6000 | 91.8000 |
| A0-K0 | 122.9020 | 123.8690 | 70.2260 | 70.5600 |
| G1-J2 | 54.8870 | 55.3460 | 53.8000 | 54.3000 |
| G1-K0 | 84.1930 | 84.5820 | 22.8240 | 23.6140 |
| J2-K0 | 46.6790 | 46.5770 | 345.5520 | 346.2260 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.220D.008 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60087.27979462 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Gaia23bkf |
| HIERARCH ESO INS SOBJ NAME | Gaia23bkf |
| RA | 281.410184 |
| DEC | -5.7306 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 90.472 |
| HIERARCH ESO ISS PBL12 END | 90.508 |
| HIERARCH ESO ISS PBLA12 START | 113.5 |
| HIERARCH ESO ISS PBLA12 END | 113.6 |
| HIERARCH ESO ISS PBL13 START | 127.35 |
| HIERARCH ESO ISS PBL13 END | 127.957 |
| HIERARCH ESO ISS PBLA13 START | 91.6 |
| HIERARCH ESO ISS PBLA13 END | 91.8 |
| HIERARCH ESO ISS PBL14 START | 122.902 |
| HIERARCH ESO ISS PBL14 END | 123.869 |
| HIERARCH ESO ISS PBLA14 START | 70.226 |
| HIERARCH ESO ISS PBLA14 END | 70.56 |
| HIERARCH ESO ISS PBL23 START | 54.887 |
| HIERARCH ESO ISS PBL23 END | 55.346 |
| HIERARCH ESO ISS PBLA23 START | 53.8 |
| HIERARCH ESO ISS PBLA23 END | 54.3 |
| HIERARCH ESO ISS PBL24 START | 84.193 |
| HIERARCH ESO ISS PBL24 END | 84.582 |
| HIERARCH ESO ISS PBLA24 START | 22.824 |
| HIERARCH ESO ISS PBLA24 END | 23.614 |
| HIERARCH ESO ISS PBL34 START | 46.679 |
| HIERARCH ESO ISS PBL34 END | 46.577 |
| HIERARCH ESO ISS PBLA34 START | 345.552 |
| HIERARCH ESO ISS PBLA34 END | 346.226 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009296 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006611 |
| HIERARCH ESO ISS AMBI TEMP | 13.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | S9O8000940 |
| HIERARCH ESO FT ROBJ ALPHA | 184538.183 |
| HIERARCH ESO FT ROBJ DELTA | -054358.836 |