Exposure
- ID
- GRAVI.2022-09-15T09:49:40.822_2
- Header ID
- GRAVI.2022-09-15T09:49:40.822
- Date updated
- 2022-09-15 10:02:05 UTC+0000
- Release date
- 2023-09-15 10:02:05 UTC+0000
- UTC Start
- 2022-09-15 09:49:40.822
- UTC End
- 2022-09-15 09:50:44.822
- MJD Start
- 59837.40950026
- MJD End
- 59837.4102410007
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003103
- Ambient temperature (°C)
- 11.82
- Seeing (arcsec)
- 0.69
Observation
- ID
- 52379
- Category
- science
- Program ID
- 1104.C-0651(F)
- 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 | 53.4580 | 53.5120 | 28.4000 | 28.5000 |
| U1-U3 | 97.6060 | 97.7140 | 34.9000 | 35.0000 |
| U1-U4 | 128.5070 | 128.6190 | 62.4740 | 62.5150 |
| U2-U3 | 44.9050 | 44.9570 | 42.7000 | 42.8000 |
| U2-U4 | 89.3940 | 89.4070 | 82.0500 | 82.0660 |
| U3-U4 | 61.6510 | 61.5920 | 109.5660 | 109.6000 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(F) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59837.40950026 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Eri |
| RA | 69.402854 |
| DEC | -2.47366 |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 53.458 |
| HIERARCH ESO ISS PBL12 END | 53.512 |
| HIERARCH ESO ISS PBLA12 START | 28.4 |
| HIERARCH ESO ISS PBLA12 END | 28.5 |
| HIERARCH ESO ISS PBL13 START | 97.606 |
| HIERARCH ESO ISS PBL13 END | 97.714 |
| HIERARCH ESO ISS PBLA13 START | 34.9 |
| HIERARCH ESO ISS PBLA13 END | 35.0 |
| HIERARCH ESO ISS PBL14 START | 128.507 |
| HIERARCH ESO ISS PBL14 END | 128.619 |
| HIERARCH ESO ISS PBLA14 START | 62.474 |
| HIERARCH ESO ISS PBLA14 END | 62.515 |
| HIERARCH ESO ISS PBL23 START | 44.905 |
| HIERARCH ESO ISS PBL23 END | 44.957 |
| HIERARCH ESO ISS PBLA23 START | 42.7 |
| HIERARCH ESO ISS PBLA23 END | 42.8 |
| HIERARCH ESO ISS PBL24 START | 89.394 |
| HIERARCH ESO ISS PBL24 END | 89.407 |
| HIERARCH ESO ISS PBLA24 START | 82.05 |
| HIERARCH ESO ISS PBLA24 END | 82.066 |
| HIERARCH ESO ISS PBL34 START | 61.651 |
| HIERARCH ESO ISS PBL34 END | 61.592 |
| HIERARCH ESO ISS PBLA34 START | 109.566 |
| HIERARCH ESO ISS PBLA34 END | 109.6 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003103 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003103 |
| HIERARCH ESO ISS AMBI TEMP | 11.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |