Exposure
- ID
- GRAVI.2021-01-06T01:59:56.424_2
- Header ID
- GRAVI.2021-01-06T01:59:56.424
- Date updated
- 2021-01-06 02:15:56 UTC+0000
- Release date
- 2022-01-06 02:15:56 UTC+0000
- UTC Start
- 2021-01-06 01:59:56.424
- UTC End
- 2021-01-06 02:05:16.424
- MJD Start
- 59220.08329195
- MJD End
- 59220.086995653706
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0126285
- Ambient temperature (°C)
- 11.58
- Seeing (arcsec)
- 0.42000000000000004
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
- -2.4735494444444446
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 | 52.5320 | 52.7630 | 26.2000 | 26.8000 |
| U1-U3 | 95.6700 | 96.1640 | 32.9000 | 33.5000 |
| U1-U4 | 126.0830 | 126.7700 | 61.6360 | 61.8650 |
| U2-U3 | 43.9390 | 44.1910 | 41.0000 | 41.5000 |
| U2-U4 | 88.6790 | 88.9380 | 81.7270 | 81.8130 |
| U3-U4 | 62.3380 | 62.2240 | 109.0880 | 109.1850 |
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 | 59220.08329195 |
| 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 | 52.532 |
| HIERARCH ESO ISS PBL12 END | 52.763 |
| HIERARCH ESO ISS PBLA12 START | 26.2 |
| HIERARCH ESO ISS PBLA12 END | 26.8 |
| HIERARCH ESO ISS PBL13 START | 95.67 |
| HIERARCH ESO ISS PBL13 END | 96.164 |
| HIERARCH ESO ISS PBLA13 START | 32.9 |
| HIERARCH ESO ISS PBLA13 END | 33.5 |
| HIERARCH ESO ISS PBL14 START | 126.083 |
| HIERARCH ESO ISS PBL14 END | 126.77 |
| HIERARCH ESO ISS PBLA14 START | 61.636 |
| HIERARCH ESO ISS PBLA14 END | 61.865 |
| HIERARCH ESO ISS PBL23 START | 43.939 |
| HIERARCH ESO ISS PBL23 END | 44.191 |
| HIERARCH ESO ISS PBLA23 START | 41.0 |
| HIERARCH ESO ISS PBLA23 END | 41.5 |
| HIERARCH ESO ISS PBL24 START | 88.679 |
| HIERARCH ESO ISS PBL24 END | 88.938 |
| HIERARCH ESO ISS PBLA24 START | 81.727 |
| HIERARCH ESO ISS PBLA24 END | 81.813 |
| HIERARCH ESO ISS PBL34 START | 62.338 |
| HIERARCH ESO ISS PBL34 END | 62.224 |
| HIERARCH ESO ISS PBLA34 START | 109.088 |
| HIERARCH ESO ISS PBLA34 END | 109.185 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013556 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011701 |
| HIERARCH ESO ISS AMBI TEMP | 11.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |