Exposure
- ID
- GRAVI.2022-01-23T04:03:52.253_2
- Header ID
- GRAVI.2022-01-23T04:03:52.253
- Date updated
- 2022-01-23 04:21:00 UTC+0000
- Release date
- 2023-01-23 04:21:00 UTC+0000
- UTC Start
- 2022-01-23 04:03:52.253
- UTC End
- 2022-01-23 04:09:52.253
- MJD Start
- 59602.16935478
- MJD End
- 59602.1735214467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0141665
- Ambient temperature (°C)
- 13.77
- Seeing (arcsec)
- 0.73
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 | 56.4450 | 56.3810 | 35.3000 | 35.2000 |
| U1-U3 | 101.3660 | 101.0910 | 39.6000 | 39.5000 |
| U1-U4 | 115.2110 | 113.7200 | 60.9650 | 60.6160 |
| U2-U3 | 45.2860 | 45.0600 | 45.0000 | 44.8000 |
| U2-U4 | 68.8480 | 67.2670 | 81.7920 | 81.6660 |
| U3-U4 | 42.3630 | 41.2810 | 121.5500 | 122.5460 |
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 | 59602.16935478 |
| 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 | 56.445 |
| HIERARCH ESO ISS PBL12 END | 56.381 |
| HIERARCH ESO ISS PBLA12 START | 35.3 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 101.366 |
| HIERARCH ESO ISS PBL13 END | 101.091 |
| HIERARCH ESO ISS PBLA13 START | 39.6 |
| HIERARCH ESO ISS PBLA13 END | 39.5 |
| HIERARCH ESO ISS PBL14 START | 115.211 |
| HIERARCH ESO ISS PBL14 END | 113.72 |
| HIERARCH ESO ISS PBLA14 START | 60.965 |
| HIERARCH ESO ISS PBLA14 END | 60.616 |
| HIERARCH ESO ISS PBL23 START | 45.286 |
| HIERARCH ESO ISS PBL23 END | 45.06 |
| HIERARCH ESO ISS PBLA23 START | 45.0 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 68.848 |
| HIERARCH ESO ISS PBL24 END | 67.267 |
| HIERARCH ESO ISS PBLA24 START | 81.792 |
| HIERARCH ESO ISS PBLA24 END | 81.666 |
| HIERARCH ESO ISS PBL34 START | 42.363 |
| HIERARCH ESO ISS PBL34 END | 41.281 |
| HIERARCH ESO ISS PBLA34 START | 121.55 |
| HIERARCH ESO ISS PBLA34 END | 122.546 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.014756 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013577 |
| HIERARCH ESO ISS AMBI TEMP | 13.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |