Exposure
- ID
- GRAVI.2023-07-22T02:59:26.739_2
- Header ID
- GRAVI.2023-07-22T02:59:26.739
- Date updated
- 2023-07-22 03:10:30 UTC+0000
- Release date
- 2024-07-22 03:10:30 UTC+0000
- UTC Start
- 2023-07-22 02:59:26.739
- UTC End
- 2023-07-22 03:00:46.739
- MJD Start
- 60147.12461503
- MJD End
- 60147.12554095592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026575
- Ambient temperature (°C)
- 14.5
- Seeing (arcsec)
- 0.5700000000000001
Observation
- ID
- 56355
- Category
- science
- Program ID
- 109.238N.003
- Program Title
- UNCOVERING THE DYNAMICAL HISTORY OF BROWN DWARF COMPANIONS
- Program Type
- Monitoring
- PI / COI
- WANG/ LACOUR/ NOWAK/ MAIRE/ GIRARD/ PALADINI/ CORREIA/ VIGAN/ ZURLO/ LAGRANGE/ BLUNT/ HAUBOIS/ GARCIA LOPEZ/ DE ZEEUW/ HENNING/ NIELSEN/ BENISTY/ LANGLOIS/ RAMEAU/ HINKLEY/ OTTEN/ STOLKER/ KAMMERER/ MUZIC/ BOWLER/ PUEYO/ EISENHAUER/ KREIDBERG/ ...
Target
- ID
- 38893
- Name
- HD_144844
- RA
- 242.18216249999995
- DEC
- -23.685403055555557
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 | 82.4590 | 82.2920 | 132.6000 | 132.9000 |
| A0-J2 | 113.6470 | 113.2880 | 107.1000 | 107.3000 |
| A0-K0 | 113.2330 | 112.8720 | 82.3430 | 82.4720 |
| G1-J2 | 52.9530 | 52.8190 | 64.9000 | 65.0000 |
| G1-K0 | 87.6850 | 87.6040 | 36.0100 | 36.0910 |
| J2-K0 | 48.6130 | 48.6140 | 4.2370 | 4.4030 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.238N.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60147.12461503 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 144844 |
| HIERARCH ESO INS SOBJ NAME | HIP79098ABB |
| RA | 242.179688 |
| DEC | -23.68556 |
| 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 | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 82.459 |
| HIERARCH ESO ISS PBL12 END | 82.292 |
| HIERARCH ESO ISS PBLA12 START | 132.6 |
| HIERARCH ESO ISS PBLA12 END | 132.9 |
| HIERARCH ESO ISS PBL13 START | 113.647 |
| HIERARCH ESO ISS PBL13 END | 113.288 |
| HIERARCH ESO ISS PBLA13 START | 107.1 |
| HIERARCH ESO ISS PBLA13 END | 107.3 |
| HIERARCH ESO ISS PBL14 START | 113.233 |
| HIERARCH ESO ISS PBL14 END | 112.872 |
| HIERARCH ESO ISS PBLA14 START | 82.343 |
| HIERARCH ESO ISS PBLA14 END | 82.472 |
| HIERARCH ESO ISS PBL23 START | 52.953 |
| HIERARCH ESO ISS PBL23 END | 52.819 |
| HIERARCH ESO ISS PBLA23 START | 64.9 |
| HIERARCH ESO ISS PBLA23 END | 65.0 |
| HIERARCH ESO ISS PBL24 START | 87.685 |
| HIERARCH ESO ISS PBL24 END | 87.604 |
| HIERARCH ESO ISS PBLA24 START | 36.01 |
| HIERARCH ESO ISS PBLA24 END | 36.091 |
| HIERARCH ESO ISS PBL34 START | 48.613 |
| HIERARCH ESO ISS PBL34 END | 48.614 |
| HIERARCH ESO ISS PBLA34 START | 4.237 |
| HIERARCH ESO ISS PBLA34 END | 4.403 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002598 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002717 |
| HIERARCH ESO ISS AMBI TEMP | 14.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |