Exposure
- ID
- GRAVI.2022-01-23T04:10:31.270_2
- Header ID
- GRAVI.2022-01-23T04:10:31.270
- Date updated
- 2022-01-23 04:25:26 UTC+0000
- Release date
- 2023-01-23 04:25:26 UTC+0000
- UTC Start
- 2022-01-23 04:10:31.270
- UTC End
- 2022-01-23 04:16:31.270
- MJD Start
- 59602.17397303
- MJD End
- 59602.1781396967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.013169
- Ambient temperature (°C)
- 13.75
- Seeing (arcsec)
- 0.68
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 | 56.3770 | 56.2980 | 35.2000 | 35.2000 |
| U1-U3 | 101.0770 | 100.7710 | 39.5000 | 39.3000 |
| U1-U4 | 113.6470 | 112.0930 | 60.5980 | 60.2180 |
| U2-U3 | 45.0490 | 44.8070 | 44.8000 | 44.6000 |
| U2-U4 | 67.1910 | 65.5590 | 81.6600 | 81.5190 |
| U3-U4 | 41.2290 | 40.1360 | 122.5950 | 123.6670 |
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 | 59602.17397303 |
| 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 | 56.377 |
| HIERARCH ESO ISS PBL12 END | 56.298 |
| HIERARCH ESO ISS PBLA12 START | 35.2 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 101.077 |
| HIERARCH ESO ISS PBL13 END | 100.771 |
| HIERARCH ESO ISS PBLA13 START | 39.5 |
| HIERARCH ESO ISS PBLA13 END | 39.3 |
| HIERARCH ESO ISS PBL14 START | 113.647 |
| HIERARCH ESO ISS PBL14 END | 112.093 |
| HIERARCH ESO ISS PBLA14 START | 60.598 |
| HIERARCH ESO ISS PBLA14 END | 60.218 |
| HIERARCH ESO ISS PBL23 START | 45.049 |
| HIERARCH ESO ISS PBL23 END | 44.807 |
| HIERARCH ESO ISS PBLA23 START | 44.8 |
| HIERARCH ESO ISS PBLA23 END | 44.6 |
| HIERARCH ESO ISS PBL24 START | 67.191 |
| HIERARCH ESO ISS PBL24 END | 65.559 |
| HIERARCH ESO ISS PBLA24 START | 81.66 |
| HIERARCH ESO ISS PBLA24 END | 81.519 |
| HIERARCH ESO ISS PBL34 START | 41.229 |
| HIERARCH ESO ISS PBL34 END | 40.136 |
| HIERARCH ESO ISS PBLA34 START | 122.595 |
| HIERARCH ESO ISS PBLA34 END | 123.667 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012494 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013844 |
| HIERARCH ESO ISS AMBI TEMP | 13.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |