Exposure
- ID
- GRAVI.2023-05-23T07:26:36.366_2
- Header ID
- GRAVI.2023-05-23T07:26:36.366
- Date updated
- 2023-05-23 07:40:47 UTC+0000
- Release date
- 2024-05-23 07:40:47 UTC+0000
- UTC Start
- 2023-05-23 07:26:36.366
- UTC End
- 2023-05-23 07:33:16.366
- MJD Start
- 60087.31014312
- MJD End
- 60087.3147727496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055575
- Ambient temperature (°C)
- 13.59
- Seeing (arcsec)
- 0.375
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 | 89.5520 | 89.1590 | 114.8000 | 115.1000 |
| A0-J2 | 129.2120 | 129.0790 | 92.7000 | 92.9000 |
| A0-K0 | 127.3090 | 127.6330 | 72.0120 | 72.2330 |
| G1-J2 | 57.2450 | 57.4960 | 56.6000 | 56.9000 |
| G1-K0 | 86.5960 | 86.9560 | 27.3640 | 27.9910 |
| J2-K0 | 46.0880 | 46.0080 | 350.0210 | 350.7770 |
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 | 60087.31014312 |
| 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 | 89.552 |
| HIERARCH ESO ISS PBL12 END | 89.159 |
| HIERARCH ESO ISS PBLA12 START | 114.8 |
| HIERARCH ESO ISS PBLA12 END | 115.1 |
| HIERARCH ESO ISS PBL13 START | 129.212 |
| HIERARCH ESO ISS PBL13 END | 129.079 |
| HIERARCH ESO ISS PBLA13 START | 92.7 |
| HIERARCH ESO ISS PBLA13 END | 92.9 |
| HIERARCH ESO ISS PBL14 START | 127.309 |
| HIERARCH ESO ISS PBL14 END | 127.633 |
| HIERARCH ESO ISS PBLA14 START | 72.012 |
| HIERARCH ESO ISS PBLA14 END | 72.233 |
| HIERARCH ESO ISS PBL23 START | 57.245 |
| HIERARCH ESO ISS PBL23 END | 57.496 |
| HIERARCH ESO ISS PBLA23 START | 56.6 |
| HIERARCH ESO ISS PBLA23 END | 56.9 |
| HIERARCH ESO ISS PBL24 START | 86.596 |
| HIERARCH ESO ISS PBL24 END | 86.956 |
| HIERARCH ESO ISS PBLA24 START | 27.364 |
| HIERARCH ESO ISS PBLA24 END | 27.991 |
| HIERARCH ESO ISS PBL34 START | 46.088 |
| HIERARCH ESO ISS PBL34 END | 46.008 |
| HIERARCH ESO ISS PBLA34 START | 350.021 |
| HIERARCH ESO ISS PBLA34 END | 350.777 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005593 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005522 |
| HIERARCH ESO ISS AMBI TEMP | 13.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.36 |
| HIERARCH ESO FT ROBJ NAME | S9O8000940 |
| HIERARCH ESO FT ROBJ ALPHA | 184538.183 |
| HIERARCH ESO FT ROBJ DELTA | -054358.836 |