Exposure
- ID
- GRAVI.2023-07-22T02:51:14.718_2
- Header ID
- GRAVI.2023-07-22T02:51:14.718
- Date updated
- 2023-07-22 03:05:31 UTC+0000
- Release date
- 2024-07-22 03:05:31 UTC+0000
- UTC Start
- 2023-07-22 02:51:14.718
- UTC End
- 2023-07-22 02:57:54.718
- MJD Start
- 60147.11892035
- MJD End
- 60147.12354997963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033255000000000003
- Ambient temperature (°C)
- 14.52
- Seeing (arcsec)
- 0.505
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 | 83.3450 | 82.5960 | 131.2000 | 132.4000 |
| A0-J2 | 115.5270 | 113.9400 | 106.0000 | 106.9000 |
| A0-K0 | 115.1120 | 113.5280 | 81.6480 | 82.2370 |
| G1-J2 | 53.6490 | 53.0630 | 64.4000 | 64.8000 |
| G1-K0 | 88.0970 | 87.7500 | 35.5550 | 35.9420 |
| J2-K0 | 48.6090 | 48.6120 | 3.3340 | 4.0990 |
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 | 60147.11892035 |
| 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 | 83.345 |
| HIERARCH ESO ISS PBL12 END | 82.596 |
| HIERARCH ESO ISS PBLA12 START | 131.2 |
| HIERARCH ESO ISS PBLA12 END | 132.4 |
| HIERARCH ESO ISS PBL13 START | 115.527 |
| HIERARCH ESO ISS PBL13 END | 113.94 |
| HIERARCH ESO ISS PBLA13 START | 106.0 |
| HIERARCH ESO ISS PBLA13 END | 106.9 |
| HIERARCH ESO ISS PBL14 START | 115.112 |
| HIERARCH ESO ISS PBL14 END | 113.528 |
| HIERARCH ESO ISS PBLA14 START | 81.648 |
| HIERARCH ESO ISS PBLA14 END | 82.237 |
| HIERARCH ESO ISS PBL23 START | 53.649 |
| HIERARCH ESO ISS PBL23 END | 53.063 |
| HIERARCH ESO ISS PBLA23 START | 64.4 |
| HIERARCH ESO ISS PBLA23 END | 64.8 |
| HIERARCH ESO ISS PBL24 START | 88.097 |
| HIERARCH ESO ISS PBL24 END | 87.75 |
| HIERARCH ESO ISS PBLA24 START | 35.555 |
| HIERARCH ESO ISS PBLA24 END | 35.942 |
| HIERARCH ESO ISS PBL34 START | 48.609 |
| HIERARCH ESO ISS PBL34 END | 48.612 |
| HIERARCH ESO ISS PBLA34 START | 3.334 |
| HIERARCH ESO ISS PBLA34 END | 4.099 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00382 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002831 |
| HIERARCH ESO ISS AMBI TEMP | 14.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |