Exposure
- ID
- GRAVI.2023-07-22T03:05:50.755_2
- Header ID
- GRAVI.2023-07-22T03:05:50.755
- Date updated
- 2023-07-22 03:25:25 UTC+0000
- Release date
- 2024-07-22 03:25:25 UTC+0000
- UTC Start
- 2023-07-22 03:05:50.755
- UTC End
- 2023-07-22 03:12:30.755
- MJD Start
- 60147.12905966
- MJD End
- 60147.13368928963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032495
- Ambient temperature (°C)
- 14.5
- Seeing (arcsec)
- 0.535
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 | 81.7490 | 80.9600 | 133.7000 | 135.0000 |
| A0-J2 | 112.1140 | 110.3790 | 108.0000 | 109.0000 |
| A0-K0 | 111.6850 | 109.9160 | 82.8850 | 83.4780 |
| G1-J2 | 52.3780 | 51.7170 | 65.3000 | 65.6000 |
| G1-K0 | 87.3380 | 86.9340 | 36.3440 | 36.6870 |
| J2-K0 | 48.6170 | 48.6210 | 4.9360 | 5.6940 |
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 | 60147.12905966 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 81.749 |
| HIERARCH ESO ISS PBL12 END | 80.96 |
| HIERARCH ESO ISS PBLA12 START | 133.7 |
| HIERARCH ESO ISS PBLA12 END | 135.0 |
| HIERARCH ESO ISS PBL13 START | 112.114 |
| HIERARCH ESO ISS PBL13 END | 110.379 |
| HIERARCH ESO ISS PBLA13 START | 108.0 |
| HIERARCH ESO ISS PBLA13 END | 109.0 |
| HIERARCH ESO ISS PBL14 START | 111.685 |
| HIERARCH ESO ISS PBL14 END | 109.916 |
| HIERARCH ESO ISS PBLA14 START | 82.885 |
| HIERARCH ESO ISS PBLA14 END | 83.478 |
| HIERARCH ESO ISS PBL23 START | 52.378 |
| HIERARCH ESO ISS PBL23 END | 51.717 |
| HIERARCH ESO ISS PBLA23 START | 65.3 |
| HIERARCH ESO ISS PBLA23 END | 65.6 |
| HIERARCH ESO ISS PBL24 START | 87.338 |
| HIERARCH ESO ISS PBL24 END | 86.934 |
| HIERARCH ESO ISS PBLA24 START | 36.344 |
| HIERARCH ESO ISS PBLA24 END | 36.687 |
| HIERARCH ESO ISS PBL34 START | 48.617 |
| HIERARCH ESO ISS PBL34 END | 48.621 |
| HIERARCH ESO ISS PBLA34 START | 4.936 |
| HIERARCH ESO ISS PBLA34 END | 5.694 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002608 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003891 |
| HIERARCH ESO ISS AMBI TEMP | 14.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |