Exposure
- ID
- GRAVI.2023-07-22T02:49:08.712_2
- Header ID
- GRAVI.2023-07-22T02:49:08.712
- Date updated
- 2023-07-22 03:00:29 UTC+0000
- Release date
- 2024-07-22 03:00:29 UTC+0000
- UTC Start
- 2023-07-22 02:49:08.712
- UTC End
- 2023-07-22 02:50:28.712
- MJD Start
- 60147.11746195
- MJD End
- 60147.118387875926
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037155
- Ambient temperature (°C)
- 14.53
- Seeing (arcsec)
- 0.46499999999999997
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 | 83.5690 | 83.4090 | 130.9000 | 131.1000 |
| A0-J2 | 115.9950 | 115.6610 | 105.7000 | 105.9000 |
| A0-K0 | 115.5770 | 115.2450 | 81.4690 | 81.5970 |
| G1-J2 | 53.8200 | 53.6980 | 64.3000 | 64.4000 |
| G1-K0 | 88.1980 | 88.1260 | 35.4330 | 35.5210 |
| J2-K0 | 48.6080 | 48.6080 | 3.1010 | 3.2680 |
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 | 60147.11746195 |
| 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 | 83.569 |
| HIERARCH ESO ISS PBL12 END | 83.409 |
| HIERARCH ESO ISS PBLA12 START | 130.9 |
| HIERARCH ESO ISS PBLA12 END | 131.1 |
| HIERARCH ESO ISS PBL13 START | 115.995 |
| HIERARCH ESO ISS PBL13 END | 115.661 |
| HIERARCH ESO ISS PBLA13 START | 105.7 |
| HIERARCH ESO ISS PBLA13 END | 105.9 |
| HIERARCH ESO ISS PBL14 START | 115.577 |
| HIERARCH ESO ISS PBL14 END | 115.245 |
| HIERARCH ESO ISS PBLA14 START | 81.469 |
| HIERARCH ESO ISS PBLA14 END | 81.597 |
| HIERARCH ESO ISS PBL23 START | 53.82 |
| HIERARCH ESO ISS PBL23 END | 53.698 |
| HIERARCH ESO ISS PBLA23 START | 64.3 |
| HIERARCH ESO ISS PBLA23 END | 64.4 |
| HIERARCH ESO ISS PBL24 START | 88.198 |
| HIERARCH ESO ISS PBL24 END | 88.126 |
| HIERARCH ESO ISS PBLA24 START | 35.433 |
| HIERARCH ESO ISS PBLA24 END | 35.521 |
| HIERARCH ESO ISS PBL34 START | 48.608 |
| HIERARCH ESO ISS PBL34 END | 48.608 |
| HIERARCH ESO ISS PBLA34 START | 3.101 |
| HIERARCH ESO ISS PBLA34 END | 3.268 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003611 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00382 |
| HIERARCH ESO ISS AMBI TEMP | 14.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |