Exposure
- ID
- GRAVI.2023-07-22T03:28:08.812_2
- Header ID
- GRAVI.2023-07-22T03:28:08.812
- Date updated
- 2023-07-22 03:40:22 UTC+0000
- Release date
- 2024-07-22 03:40:22 UTC+0000
- UTC Start
- 2023-07-22 03:28:08.812
- UTC End
- 2023-07-22 03:34:48.812
- MJD Start
- 60147.14454643
- MJD End
- 60147.149176059625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0030210000000000002
- Ambient temperature (°C)
- 14.63
- Seeing (arcsec)
- 0.665
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 | 79.1740 | 78.3550 | 137.9000 | 139.2000 |
| A0-J2 | 106.3190 | 104.3920 | 111.3000 | 112.4000 |
| A0-K0 | 105.7060 | 103.6710 | 84.7980 | 85.4030 |
| G1-J2 | 50.1340 | 49.3640 | 66.4000 | 66.7000 |
| G1-K0 | 85.9460 | 85.4560 | 37.3690 | 37.6410 |
| J2-K0 | 48.6310 | 48.6360 | 7.3510 | 8.0910 |
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 | 60147.14454643 |
| 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 | 79.174 |
| HIERARCH ESO ISS PBL12 END | 78.355 |
| HIERARCH ESO ISS PBLA12 START | 137.9 |
| HIERARCH ESO ISS PBLA12 END | 139.2 |
| HIERARCH ESO ISS PBL13 START | 106.319 |
| HIERARCH ESO ISS PBL13 END | 104.392 |
| HIERARCH ESO ISS PBLA13 START | 111.3 |
| HIERARCH ESO ISS PBLA13 END | 112.4 |
| HIERARCH ESO ISS PBL14 START | 105.706 |
| HIERARCH ESO ISS PBL14 END | 103.671 |
| HIERARCH ESO ISS PBLA14 START | 84.798 |
| HIERARCH ESO ISS PBLA14 END | 85.403 |
| HIERARCH ESO ISS PBL23 START | 50.134 |
| HIERARCH ESO ISS PBL23 END | 49.364 |
| HIERARCH ESO ISS PBLA23 START | 66.4 |
| HIERARCH ESO ISS PBLA23 END | 66.7 |
| HIERARCH ESO ISS PBL24 START | 85.946 |
| HIERARCH ESO ISS PBL24 END | 85.456 |
| HIERARCH ESO ISS PBLA24 START | 37.369 |
| HIERARCH ESO ISS PBLA24 END | 37.641 |
| HIERARCH ESO ISS PBL34 START | 48.631 |
| HIERARCH ESO ISS PBL34 END | 48.636 |
| HIERARCH ESO ISS PBLA34 START | 7.351 |
| HIERARCH ESO ISS PBLA34 END | 8.091 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00191 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004132 |
| HIERARCH ESO ISS AMBI TEMP | 14.63 |
| HIERARCH ESO ISS AMBI FWHM START | 0.74 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |