Exposure
- ID
- GRAVI.2023-07-22T02:41:14.693_2
- Header ID
- GRAVI.2023-07-22T02:41:14.693
- Date updated
- 2023-07-22 02:55:28 UTC+0000
- Release date
- 2024-07-22 02:55:28 UTC+0000
- UTC Start
- 2023-07-22 02:41:14.693
- UTC End
- 2023-07-22 02:47:54.693
- MJD Start
- 60147.11197561
- MJD End
- 60147.11660523963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003465
- Ambient temperature (°C)
- 14.54
- Seeing (arcsec)
- 0.475
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 | 84.3830 | 83.6700 | 129.6000 | 130.7000 |
| A0-J2 | 117.6800 | 116.2070 | 104.7000 | 105.6000 |
| A0-K0 | 117.2380 | 115.7860 | 80.7980 | 81.3870 |
| G1-J2 | 54.4310 | 53.8970 | 63.8000 | 64.3000 |
| G1-K0 | 88.5520 | 88.2430 | 34.9610 | 35.3770 |
| J2-K0 | 48.6050 | 48.6070 | 2.2270 | 2.9940 |
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 | 60147.11197561 |
| 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 | 84.383 |
| HIERARCH ESO ISS PBL12 END | 83.67 |
| HIERARCH ESO ISS PBLA12 START | 129.6 |
| HIERARCH ESO ISS PBLA12 END | 130.7 |
| HIERARCH ESO ISS PBL13 START | 117.68 |
| HIERARCH ESO ISS PBL13 END | 116.207 |
| HIERARCH ESO ISS PBLA13 START | 104.7 |
| HIERARCH ESO ISS PBLA13 END | 105.6 |
| HIERARCH ESO ISS PBL14 START | 117.238 |
| HIERARCH ESO ISS PBL14 END | 115.786 |
| HIERARCH ESO ISS PBLA14 START | 80.798 |
| HIERARCH ESO ISS PBLA14 END | 81.387 |
| HIERARCH ESO ISS PBL23 START | 54.431 |
| HIERARCH ESO ISS PBL23 END | 53.897 |
| HIERARCH ESO ISS PBLA23 START | 63.8 |
| HIERARCH ESO ISS PBLA23 END | 64.3 |
| HIERARCH ESO ISS PBL24 START | 88.552 |
| HIERARCH ESO ISS PBL24 END | 88.243 |
| HIERARCH ESO ISS PBLA24 START | 34.961 |
| HIERARCH ESO ISS PBLA24 END | 35.377 |
| HIERARCH ESO ISS PBL34 START | 48.605 |
| HIERARCH ESO ISS PBL34 END | 48.607 |
| HIERARCH ESO ISS PBLA34 START | 2.227 |
| HIERARCH ESO ISS PBLA34 END | 2.994 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003319 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003611 |
| HIERARCH ESO ISS AMBI TEMP | 14.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | HD_144844 |
| HIERARCH ESO FT ROBJ ALPHA | 160843.719 |
| HIERARCH ESO FT ROBJ DELTA | -234107.451 |