Exposure
- ID
- GRAVI.2023-07-22T03:18:08.786_2
- Header ID
- GRAVI.2023-07-22T03:18:08.786
- Date updated
- 2023-07-22 03:35:19 UTC+0000
- Release date
- 2024-07-22 03:35:19 UTC+0000
- UTC Start
- 2023-07-22 03:18:08.786
- UTC End
- 2023-07-22 03:24:48.786
- MJD Start
- 60147.13760169
- MJD End
- 60147.14223131963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00331
- Ambient temperature (°C)
- 14.64
- Seeing (arcsec)
- 0.6399999999999999
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 | 80.3440 | 79.5350 | 136.0000 | 137.3000 |
| A0-J2 | 108.9980 | 107.1540 | 109.8000 | 110.8000 |
| A0-K0 | 108.4960 | 106.5800 | 83.9360 | 84.5330 |
| G1-J2 | 51.1850 | 50.4640 | 65.9000 | 66.3000 |
| G1-K0 | 86.6050 | 86.1540 | 36.9370 | 37.2410 |
| J2-K0 | 48.6250 | 48.6290 | 6.2740 | 7.0220 |
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 | 60147.13760169 |
| 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 | 80.344 |
| HIERARCH ESO ISS PBL12 END | 79.535 |
| HIERARCH ESO ISS PBLA12 START | 136.0 |
| HIERARCH ESO ISS PBLA12 END | 137.3 |
| HIERARCH ESO ISS PBL13 START | 108.998 |
| HIERARCH ESO ISS PBL13 END | 107.154 |
| HIERARCH ESO ISS PBLA13 START | 109.8 |
| HIERARCH ESO ISS PBLA13 END | 110.8 |
| HIERARCH ESO ISS PBL14 START | 108.496 |
| HIERARCH ESO ISS PBL14 END | 106.58 |
| HIERARCH ESO ISS PBLA14 START | 83.936 |
| HIERARCH ESO ISS PBLA14 END | 84.533 |
| HIERARCH ESO ISS PBL23 START | 51.185 |
| HIERARCH ESO ISS PBL23 END | 50.464 |
| HIERARCH ESO ISS PBLA23 START | 65.9 |
| HIERARCH ESO ISS PBLA23 END | 66.3 |
| HIERARCH ESO ISS PBL24 START | 86.605 |
| HIERARCH ESO ISS PBL24 END | 86.154 |
| HIERARCH ESO ISS PBLA24 START | 36.937 |
| HIERARCH ESO ISS PBLA24 END | 37.241 |
| HIERARCH ESO ISS PBL34 START | 48.625 |
| HIERARCH ESO ISS PBL34 END | 48.629 |
| HIERARCH ESO ISS PBLA34 START | 6.274 |
| HIERARCH ESO ISS PBLA34 END | 7.022 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003072 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003548 |
| HIERARCH ESO ISS AMBI TEMP | 14.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |