Exposure
- ID
- GRAVI.2023-07-22T02:31:32.668_2
- Header ID
- GRAVI.2023-07-22T02:31:32.668
- Date updated
- 2023-07-22 02:45:26 UTC+0000
- Release date
- 2024-07-22 02:45:26 UTC+0000
- UTC Start
- 2023-07-22 02:31:32.668
- UTC End
- 2023-07-22 02:38:12.668
- MJD Start
- 60147.10523921
- MJD End
- 60147.10986883963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00363
- Ambient temperature (°C)
- 14.51
- Seeing (arcsec)
- 0.47
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 | 85.3340 | 84.6600 | 128.1000 | 129.2000 |
| A0-J2 | 119.6090 | 118.2460 | 103.5000 | 104.3000 |
| A0-K0 | 119.1170 | 117.7920 | 79.9730 | 80.5640 |
| G1-J2 | 55.1170 | 54.6330 | 63.2000 | 63.7000 |
| G1-K0 | 88.9410 | 88.6680 | 34.3450 | 34.7890 |
| J2-K0 | 48.6020 | 48.6040 | 1.1510 | 1.9200 |
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 | 60147.10523921 |
| 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 | 85.334 |
| HIERARCH ESO ISS PBL12 END | 84.66 |
| HIERARCH ESO ISS PBLA12 START | 128.1 |
| HIERARCH ESO ISS PBLA12 END | 129.2 |
| HIERARCH ESO ISS PBL13 START | 119.609 |
| HIERARCH ESO ISS PBL13 END | 118.246 |
| HIERARCH ESO ISS PBLA13 START | 103.5 |
| HIERARCH ESO ISS PBLA13 END | 104.3 |
| HIERARCH ESO ISS PBL14 START | 119.117 |
| HIERARCH ESO ISS PBL14 END | 117.792 |
| HIERARCH ESO ISS PBLA14 START | 79.973 |
| HIERARCH ESO ISS PBLA14 END | 80.564 |
| HIERARCH ESO ISS PBL23 START | 55.117 |
| HIERARCH ESO ISS PBL23 END | 54.633 |
| HIERARCH ESO ISS PBLA23 START | 63.2 |
| HIERARCH ESO ISS PBLA23 END | 63.7 |
| HIERARCH ESO ISS PBL24 START | 88.941 |
| HIERARCH ESO ISS PBL24 END | 88.668 |
| HIERARCH ESO ISS PBLA24 START | 34.345 |
| HIERARCH ESO ISS PBLA24 END | 34.789 |
| HIERARCH ESO ISS PBL34 START | 48.602 |
| HIERARCH ESO ISS PBL34 END | 48.604 |
| HIERARCH ESO ISS PBLA34 START | 1.151 |
| HIERARCH ESO ISS PBLA34 END | 1.92 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003542 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003718 |
| HIERARCH ESO ISS AMBI TEMP | 14.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| 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 |