Exposure
- ID
- GRAVI.2024-12-18T04:25:22.222_1
- Header ID
- GRAVI.2024-12-18T04:25:22.222
- Date updated
- 2024-12-18 04:40:34 UTC+0000
- Release date
- 2025-06-16 04:40:34 UTC+0000
- UTC Start
- 2024-12-18 04:25:22.222
- UTC End
- 2024-12-18 04:31:22.222
- MJD Start
- 60662.18428498
- MJD End
- 60662.18845164667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0098125
- Ambient temperature (°C)
- 15.2
- Seeing (arcsec)
- 0.48
Observation
- ID
- 62721
- Category
- science
- Program ID
- 111.24MN.004
- Program Title
- MONITORING 51 ERI B FOR A PERTURBING INNER COMPANION
- Program Type
- Monitoring
- PI / COI
- BALMER / KAMMERER / PUEYO / LACOUR / MAIRE / WANG / NOWAK / STOLKER / MOLLIERE / CORREIA / HINKLEY / POURRÉ / BOURDAROT / OTTEN / KERVELLA / CASELLI / BENISTY / SAMLAND / RICKMAN
Target
- ID
- 46661
- Name
- 51Eri
- RA
- 69.402921
- DEC
- -2.47389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.0880 | 55.2640 | 31.9000 | 32.2000 |
| U1-U3 | 100.6790 | 100.9770 | 37.8000 | 38.1000 |
| U1-U4 | 130.1770 | 130.0700 | 63.3570 | 63.3980 |
| U2-U3 | 46.2460 | 46.3520 | 44.9000 | 45.1000 |
| U2-U4 | 88.0360 | 87.5870 | 82.4340 | 82.4600 |
| U3-U4 | 58.5500 | 57.9880 | 111.1650 | 111.4450 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24MN.004 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60662.18428498 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Eri |
| RA | 69.402921 |
| DEC | -2.47389 |
| 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 | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 55.088 |
| HIERARCH ESO ISS PBL12 END | 55.264 |
| HIERARCH ESO ISS PBLA12 START | 31.9 |
| HIERARCH ESO ISS PBLA12 END | 32.2 |
| HIERARCH ESO ISS PBL13 START | 100.679 |
| HIERARCH ESO ISS PBL13 END | 100.977 |
| HIERARCH ESO ISS PBLA13 START | 37.8 |
| HIERARCH ESO ISS PBLA13 END | 38.1 |
| HIERARCH ESO ISS PBL14 START | 130.177 |
| HIERARCH ESO ISS PBL14 END | 130.07 |
| HIERARCH ESO ISS PBLA14 START | 63.357 |
| HIERARCH ESO ISS PBLA14 END | 63.398 |
| HIERARCH ESO ISS PBL23 START | 46.246 |
| HIERARCH ESO ISS PBL23 END | 46.352 |
| HIERARCH ESO ISS PBLA23 START | 44.9 |
| HIERARCH ESO ISS PBLA23 END | 45.1 |
| HIERARCH ESO ISS PBL24 START | 88.036 |
| HIERARCH ESO ISS PBL24 END | 87.587 |
| HIERARCH ESO ISS PBLA24 START | 82.434 |
| HIERARCH ESO ISS PBLA24 END | 82.46 |
| HIERARCH ESO ISS PBL34 START | 58.55 |
| HIERARCH ESO ISS PBL34 END | 57.988 |
| HIERARCH ESO ISS PBLA34 START | 111.165 |
| HIERARCH ESO ISS PBLA34 END | 111.445 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012381 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007244 |
| HIERARCH ESO ISS AMBI TEMP | 15.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |