Exposure
- ID
- GRAVI.2024-12-18T02:07:57.873_1
- Header ID
- GRAVI.2024-12-18T02:07:57.873
- Date updated
- 2024-12-18 02:25:38 UTC+0000
- Release date
- 2025-06-16 02:25:38 UTC+0000
- UTC Start
- 2024-12-18 02:07:57.873
- UTC End
- 2024-12-18 02:13:57.873
- MJD Start
- 60662.08886427
- MJD End
- 60662.09303093667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060079999999999995
- Ambient temperature (°C)
- 15.56
- Seeing (arcsec)
- 0.575
Observation
- ID
- 62704
- 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
- 46644
- Name
- 51Eri
- RA
- 69.403008
- DEC
- -2.47414
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.8820 | 50.1080 | 18.3000 | 19.1000 |
| U1-U3 | 89.4730 | 90.0480 | 25.4000 | 26.2000 |
| U1-U4 | 114.0050 | 115.4030 | 57.5490 | 58.0540 |
| U2-U3 | 40.4540 | 40.8020 | 34.2000 | 35.0000 |
| U2-U4 | 81.7540 | 82.6830 | 80.2840 | 80.4600 |
| U3-U4 | 61.0970 | 61.4080 | 108.7770 | 108.7430 |
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 | 60662.08886427 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Eri |
| RA | 69.403008 |
| DEC | -2.47414 |
| 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 | 49.882 |
| HIERARCH ESO ISS PBL12 END | 50.108 |
| HIERARCH ESO ISS PBLA12 START | 18.3 |
| HIERARCH ESO ISS PBLA12 END | 19.1 |
| HIERARCH ESO ISS PBL13 START | 89.473 |
| HIERARCH ESO ISS PBL13 END | 90.048 |
| HIERARCH ESO ISS PBLA13 START | 25.4 |
| HIERARCH ESO ISS PBLA13 END | 26.2 |
| HIERARCH ESO ISS PBL14 START | 114.005 |
| HIERARCH ESO ISS PBL14 END | 115.403 |
| HIERARCH ESO ISS PBLA14 START | 57.549 |
| HIERARCH ESO ISS PBLA14 END | 58.054 |
| HIERARCH ESO ISS PBL23 START | 40.454 |
| HIERARCH ESO ISS PBL23 END | 40.802 |
| HIERARCH ESO ISS PBLA23 START | 34.2 |
| HIERARCH ESO ISS PBLA23 END | 35.0 |
| HIERARCH ESO ISS PBL24 START | 81.754 |
| HIERARCH ESO ISS PBL24 END | 82.683 |
| HIERARCH ESO ISS PBLA24 START | 80.284 |
| HIERARCH ESO ISS PBLA24 END | 80.46 |
| HIERARCH ESO ISS PBL34 START | 61.097 |
| HIERARCH ESO ISS PBL34 END | 61.408 |
| HIERARCH ESO ISS PBLA34 START | 108.777 |
| HIERARCH ESO ISS PBLA34 END | 108.743 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006102 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005914 |
| HIERARCH ESO ISS AMBI TEMP | 15.56 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |