Exposure
- ID
- GRAVI.2024-12-18T02:23:39.913_2
- Header ID
- GRAVI.2024-12-18T02:23:39.913
- Date updated
- 2024-12-18 02:35:36 UTC+0000
- Release date
- 2025-06-16 02:35:36 UTC+0000
- UTC Start
- 2024-12-18 02:23:39.913
- UTC End
- 2024-12-18 02:29:39.913
- MJD Start
- 60662.09976751
- MJD End
- 60662.10393417667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0062815
- Ambient temperature (°C)
- 15.8
- Seeing (arcsec)
- 0.655
Observation
- ID
- 62701
- 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
- 46641
- Name
- 51Eri
- RA
- 69.40055416666667
- DEC
- -2.473548611111111
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.4720 | 50.7120 | 20.3000 | 21.1000 |
| U1-U3 | 90.9500 | 91.5320 | 27.4000 | 28.2000 |
| U1-U4 | 117.4700 | 118.7290 | 58.7810 | 59.2140 |
| U2-U3 | 41.3380 | 41.6760 | 36.1000 | 36.8000 |
| U2-U4 | 84.0140 | 84.7950 | 80.7130 | 80.8640 |
| U3-U4 | 61.8130 | 62.0230 | 108.7160 | 108.7160 |
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 | 60662.09976751 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Eri |
| RA | 69.402997 |
| 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 | 50.472 |
| HIERARCH ESO ISS PBL12 END | 50.712 |
| HIERARCH ESO ISS PBLA12 START | 20.3 |
| HIERARCH ESO ISS PBLA12 END | 21.1 |
| HIERARCH ESO ISS PBL13 START | 90.95 |
| HIERARCH ESO ISS PBL13 END | 91.532 |
| HIERARCH ESO ISS PBLA13 START | 27.4 |
| HIERARCH ESO ISS PBLA13 END | 28.2 |
| HIERARCH ESO ISS PBL14 START | 117.47 |
| HIERARCH ESO ISS PBL14 END | 118.729 |
| HIERARCH ESO ISS PBLA14 START | 58.781 |
| HIERARCH ESO ISS PBLA14 END | 59.214 |
| HIERARCH ESO ISS PBL23 START | 41.338 |
| HIERARCH ESO ISS PBL23 END | 41.676 |
| HIERARCH ESO ISS PBLA23 START | 36.1 |
| HIERARCH ESO ISS PBLA23 END | 36.8 |
| HIERARCH ESO ISS PBL24 START | 84.014 |
| HIERARCH ESO ISS PBL24 END | 84.795 |
| HIERARCH ESO ISS PBLA24 START | 80.713 |
| HIERARCH ESO ISS PBLA24 END | 80.864 |
| HIERARCH ESO ISS PBL34 START | 61.813 |
| HIERARCH ESO ISS PBL34 END | 62.023 |
| HIERARCH ESO ISS PBLA34 START | 108.716 |
| HIERARCH ESO ISS PBLA34 END | 108.716 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00434 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008223 |
| HIERARCH ESO ISS AMBI TEMP | 15.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |