Exposure
- ID
- GRAVI.2022-01-23T02:56:55.084_2
- Header ID
- GRAVI.2022-01-23T02:56:55.084
- Date updated
- 2022-01-23 03:10:51 UTC+0000
- Release date
- 2023-01-23 03:10:51 UTC+0000
- UTC Start
- 2022-01-23 02:56:55.084
- UTC End
- 2022-01-23 03:02:55.084
- MJD Start
- 59602.12285977
- MJD End
- 59602.1270264367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008537
- Ambient temperature (°C)
- 14.8
- Seeing (arcsec)
- 0.785
Observation
- ID
- 49348
- Category
- science
- Program ID
- 1104.C-0651(B)
- Program Title
- AN INTERFEROMETRIC SURVEY OF THE DYNAMICS AND CHEMICAL COMPOSITION OF DIRECTLY IMAGED EXOPLANETS
- Program Type
- DDT
- PI / COI
- LACOUR/ NOWAK/ WANG/ MOLLI`ERE/ CHOQUET/ PUEYO/ GREENBAUM/ WARD-DUONG/ BONNEFOY/ RAMEAU/ CHARNAY/ BOCCALETTI/ PETRUS/ BERGER/ LE BOUQUIN/ MONNIER/ GARDNER/ BENISTY/ GIRARD/ PALADINI/ MULLER/ KEPPLER/ LAGRANGE/ MOUILLET/ PERRIN/ KERVELLA/ ...
Target
- ID
- 33031
- Name
- 51Eri
- RA
- 69.40055
- DEC
- -2.47354944444444
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 | 56.2540 | 56.3380 | 34.3000 | 34.5000 |
| U1-U3 | 102.3410 | 102.4020 | 39.6000 | 39.7000 |
| U1-U4 | 126.9080 | 126.1550 | 63.1780 | 63.0730 |
| U2-U3 | 46.6170 | 46.5780 | 45.9000 | 46.0000 |
| U2-U4 | 82.2920 | 81.3060 | 82.4790 | 82.4550 |
| U3-U4 | 52.7250 | 51.8690 | 114.2300 | 114.7240 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(B) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59602.12285977 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Erib_Jan22 |
| RA | 69.402621 |
| DEC | -2.47409 |
| 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 | 56.254 |
| HIERARCH ESO ISS PBL12 END | 56.338 |
| HIERARCH ESO ISS PBLA12 START | 34.3 |
| HIERARCH ESO ISS PBLA12 END | 34.5 |
| HIERARCH ESO ISS PBL13 START | 102.341 |
| HIERARCH ESO ISS PBL13 END | 102.402 |
| HIERARCH ESO ISS PBLA13 START | 39.6 |
| HIERARCH ESO ISS PBLA13 END | 39.7 |
| HIERARCH ESO ISS PBL14 START | 126.908 |
| HIERARCH ESO ISS PBL14 END | 126.155 |
| HIERARCH ESO ISS PBLA14 START | 63.178 |
| HIERARCH ESO ISS PBLA14 END | 63.073 |
| HIERARCH ESO ISS PBL23 START | 46.617 |
| HIERARCH ESO ISS PBL23 END | 46.578 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 46.0 |
| HIERARCH ESO ISS PBL24 START | 82.292 |
| HIERARCH ESO ISS PBL24 END | 81.306 |
| HIERARCH ESO ISS PBLA24 START | 82.479 |
| HIERARCH ESO ISS PBLA24 END | 82.455 |
| HIERARCH ESO ISS PBL34 START | 52.725 |
| HIERARCH ESO ISS PBL34 END | 51.869 |
| HIERARCH ESO ISS PBLA34 START | 114.23 |
| HIERARCH ESO ISS PBLA34 END | 114.724 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009087 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007987 |
| HIERARCH ESO ISS AMBI TEMP | 14.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |