Exposure
- ID
- GRAVI.2024-04-28T06:49:59.619_1
- Header ID
- GRAVI.2024-04-28T06:49:59.619
- Date updated
- 2024-04-28 07:00:41 UTC+0000
- Release date
- 2025-04-28 07:00:41 UTC+0000
- UTC Start
- 2024-04-28 06:49:59.619
- UTC End
- 2024-04-28 06:52:39.619
- MJD Start
- 60428.28471781
- MJD End
- 60428.286569661854
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004307999999999999
- Ambient temperature (°C)
- 16.73
- Seeing (arcsec)
- 0.7
Observation
- ID
- 58987
- Category
- science
- Program ID
- 113.26A2.001
- Program Title
- ORBITAL AND SPECTRAL CHARACTERISATION OF A UNIQUE QUADRUPLE (OR QUINTUPLE?) SYSTEM
- Program Type
- Normal
- PI / COI
- VISWANATH / JANSON / LACOUR / SQUICCIARINI / CHOMEZ / DELORME / RINGQVIST / LAGRANGE / CHAUVIN / VIGAN
Target
- ID
- 43671
- Name
- HIP_81208_B
- RA
- 248.810395
- DEC
- -35.72483
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.7240 | 55.6790 | 26.3000 | 26.6000 |
| U1-U3 | 101.1090 | 101.0160 | 32.7000 | 33.0000 |
| U1-U4 | 129.6730 | 129.5610 | 60.6670 | 61.0640 |
| U2-U3 | 46.1520 | 46.1060 | 40.4000 | 40.8000 |
| U2-U4 | 89.4040 | 89.3770 | 81.2730 | 81.6950 |
| U3-U4 | 62.3010 | 62.3430 | 110.2600 | 110.6700 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26A2.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60428.28471781 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 81208 |
| HIERARCH ESO INS SOBJ NAME | HIP_81208_B |
| RA | 248.810395 |
| DEC | -35.72483 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 55.724 |
| HIERARCH ESO ISS PBL12 END | 55.679 |
| HIERARCH ESO ISS PBLA12 START | 26.3 |
| HIERARCH ESO ISS PBLA12 END | 26.6 |
| HIERARCH ESO ISS PBL13 START | 101.109 |
| HIERARCH ESO ISS PBL13 END | 101.016 |
| HIERARCH ESO ISS PBLA13 START | 32.7 |
| HIERARCH ESO ISS PBLA13 END | 33.0 |
| HIERARCH ESO ISS PBL14 START | 129.673 |
| HIERARCH ESO ISS PBL14 END | 129.561 |
| HIERARCH ESO ISS PBLA14 START | 60.667 |
| HIERARCH ESO ISS PBLA14 END | 61.064 |
| HIERARCH ESO ISS PBL23 START | 46.152 |
| HIERARCH ESO ISS PBL23 END | 46.106 |
| HIERARCH ESO ISS PBLA23 START | 40.4 |
| HIERARCH ESO ISS PBLA23 END | 40.8 |
| HIERARCH ESO ISS PBL24 START | 89.404 |
| HIERARCH ESO ISS PBL24 END | 89.377 |
| HIERARCH ESO ISS PBLA24 START | 81.273 |
| HIERARCH ESO ISS PBLA24 END | 81.695 |
| HIERARCH ESO ISS PBL34 START | 62.301 |
| HIERARCH ESO ISS PBL34 END | 62.343 |
| HIERARCH ESO ISS PBLA34 START | 110.26 |
| HIERARCH ESO ISS PBLA34 END | 110.67 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004245 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004371 |
| HIERARCH ESO ISS AMBI TEMP | 16.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.67 |
| HIERARCH ESO FT ROBJ NAME | HIP_81208 |
| HIERARCH ESO FT ROBJ ALPHA | 163513.839 |
| HIERARCH ESO FT ROBJ DELTA | -354328.725 |