Exposure
- ID
- GRAVI.2023-08-20T04:23:43.483_2
- Header ID
- GRAVI.2023-08-20T04:23:43.483
- Date updated
- 2023-08-20 04:30:25 UTC+0000
- Release date
- 2024-08-20 04:30:25 UTC+0000
- UTC Start
- 2023-08-20 04:23:43.483
- UTC End
- 2023-08-20 04:24:31.483
- MJD Start
- 60176.18314216
- MJD End
- 60176.183697715554
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032760000000000003
- Ambient temperature (°C)
- 11.22
- Seeing (arcsec)
- 0.9750000000000001
Observation
- ID
- 56336
- 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
- 41737
- Name
- HR_7672
- RA
- 301.0259166666666
- DEC
- 17.070188055555555
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 | 71.9060 | 71.6820 | 106.8000 | 106.8000 |
| A0-J2 | 118.6500 | 118.4320 | 85.3000 | 85.2000 |
| A0-K0 | 126.7390 | 126.6680 | 69.1770 | 69.0920 |
| G1-J2 | 58.1090 | 58.1220 | 58.3000 | 58.2000 |
| G1-K0 | 82.4920 | 82.5870 | 36.9890 | 37.0040 |
| J2-K0 | 35.3360 | 35.3370 | 0.3320 | 0.4890 |
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 | 60176.18314216 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR 7672 |
| HIERARCH ESO INS SOBJ NAME | HR7672B |
| RA | 301.021465 |
| DEC | 17.06799 |
| 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 | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 71.906 |
| HIERARCH ESO ISS PBL12 END | 71.682 |
| HIERARCH ESO ISS PBLA12 START | 106.8 |
| HIERARCH ESO ISS PBLA12 END | 106.8 |
| HIERARCH ESO ISS PBL13 START | 118.65 |
| HIERARCH ESO ISS PBL13 END | 118.432 |
| HIERARCH ESO ISS PBLA13 START | 85.3 |
| HIERARCH ESO ISS PBLA13 END | 85.2 |
| HIERARCH ESO ISS PBL14 START | 126.739 |
| HIERARCH ESO ISS PBL14 END | 126.668 |
| HIERARCH ESO ISS PBLA14 START | 69.177 |
| HIERARCH ESO ISS PBLA14 END | 69.092 |
| HIERARCH ESO ISS PBL23 START | 58.109 |
| HIERARCH ESO ISS PBL23 END | 58.122 |
| HIERARCH ESO ISS PBLA23 START | 58.3 |
| HIERARCH ESO ISS PBLA23 END | 58.2 |
| HIERARCH ESO ISS PBL24 START | 82.492 |
| HIERARCH ESO ISS PBL24 END | 82.587 |
| HIERARCH ESO ISS PBLA24 START | 36.989 |
| HIERARCH ESO ISS PBLA24 END | 37.004 |
| HIERARCH ESO ISS PBL34 START | 35.336 |
| HIERARCH ESO ISS PBL34 END | 35.337 |
| HIERARCH ESO ISS PBLA34 START | 0.332 |
| HIERARCH ESO ISS PBLA34 END | 0.489 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003158 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003394 |
| HIERARCH ESO ISS AMBI TEMP | 11.22 |
| HIERARCH ESO ISS AMBI FWHM START | 1.11 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | HR_7672 |
| HIERARCH ESO FT ROBJ ALPHA | 200406.220 |
| HIERARCH ESO FT ROBJ DELTA | 170412.677 |