Exposure
- ID
- GRAVI.2021-01-06T01:25:14.337_2
- Header ID
- GRAVI.2021-01-06T01:25:14.337
- Date updated
- 2021-01-06 01:40:52 UTC+0000
- Release date
- 2022-01-06 01:40:52 UTC+0000
- UTC Start
- 2021-01-06 01:25:14.337
- UTC End
- 2021-01-06 01:30:34.337
- MJD Start
- 59220.05919371
- MJD End
- 59220.0628974137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0132565
- Ambient temperature (°C)
- 11.53
- Seeing (arcsec)
- 0.45
Observation
- ID
- 46112
- Category
- science
- Program ID
- 1104.C-0651(C)
- 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/ EISENHAUE...
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 | 51.1200 | 51.3520 | 22.4000 | 23.0000 |
| U1-U3 | 92.4990 | 93.0380 | 29.4000 | 30.0000 |
| U1-U4 | 120.6860 | 121.7190 | 59.8630 | 60.2050 |
| U2-U3 | 42.2270 | 42.5280 | 37.9000 | 38.5000 |
| U2-U4 | 85.9560 | 86.5410 | 81.0880 | 81.2090 |
| U3-U4 | 62.2810 | 62.3790 | 108.7370 | 108.7670 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(C) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59220.05919371 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51erib |
| RA | 69.402777 |
| DEC | -2.47372 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 51.12 |
| HIERARCH ESO ISS PBL12 END | 51.352 |
| HIERARCH ESO ISS PBLA12 START | 22.4 |
| HIERARCH ESO ISS PBLA12 END | 23.0 |
| HIERARCH ESO ISS PBL13 START | 92.499 |
| HIERARCH ESO ISS PBL13 END | 93.038 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 30.0 |
| HIERARCH ESO ISS PBL14 START | 120.686 |
| HIERARCH ESO ISS PBL14 END | 121.719 |
| HIERARCH ESO ISS PBLA14 START | 59.863 |
| HIERARCH ESO ISS PBLA14 END | 60.205 |
| HIERARCH ESO ISS PBL23 START | 42.227 |
| HIERARCH ESO ISS PBL23 END | 42.528 |
| HIERARCH ESO ISS PBLA23 START | 37.9 |
| HIERARCH ESO ISS PBLA23 END | 38.5 |
| HIERARCH ESO ISS PBL24 START | 85.956 |
| HIERARCH ESO ISS PBL24 END | 86.541 |
| HIERARCH ESO ISS PBLA24 START | 81.088 |
| HIERARCH ESO ISS PBLA24 END | 81.209 |
| HIERARCH ESO ISS PBL34 START | 62.281 |
| HIERARCH ESO ISS PBL34 END | 62.379 |
| HIERARCH ESO ISS PBLA34 START | 108.737 |
| HIERARCH ESO ISS PBLA34 END | 108.767 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011805 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014708 |
| HIERARCH ESO ISS AMBI TEMP | 11.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.38 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |