Exposure
- ID
- GRAVI.2022-09-15T09:54:55.836_2
- Header ID
- GRAVI.2022-09-15T09:54:55.836
- Date updated
- 2022-09-15 10:06:22 UTC+0000
- Release date
- 2023-09-15 10:06:22 UTC+0000
- UTC Start
- 2022-09-15 09:54:55.836
- UTC End
- 2022-09-15 09:55:59.836
- MJD Start
- 59837.41314625
- MJD End
- 59837.4138869907
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003103
- Ambient temperature (°C)
- 11.82
- Seeing (arcsec)
- 0.625
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 | 53.6580 | 53.7110 | 28.8000 | 29.0000 |
| U1-U3 | 98.0090 | 98.1140 | 35.3000 | 35.4000 |
| U1-U4 | 128.9090 | 129.0070 | 62.6230 | 62.6600 |
| U2-U3 | 45.0970 | 45.1460 | 43.0000 | 43.1000 |
| U2-U4 | 89.4280 | 89.4290 | 82.1090 | 82.1240 |
| U3-U4 | 61.4180 | 61.3510 | 109.6990 | 109.7370 |
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 | 59837.41314625 |
| 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 | 53.658 |
| HIERARCH ESO ISS PBL12 END | 53.711 |
| HIERARCH ESO ISS PBLA12 START | 28.8 |
| HIERARCH ESO ISS PBLA12 END | 29.0 |
| HIERARCH ESO ISS PBL13 START | 98.009 |
| HIERARCH ESO ISS PBL13 END | 98.114 |
| HIERARCH ESO ISS PBLA13 START | 35.3 |
| HIERARCH ESO ISS PBLA13 END | 35.4 |
| HIERARCH ESO ISS PBL14 START | 128.909 |
| HIERARCH ESO ISS PBL14 END | 129.007 |
| HIERARCH ESO ISS PBLA14 START | 62.623 |
| HIERARCH ESO ISS PBLA14 END | 62.66 |
| HIERARCH ESO ISS PBL23 START | 45.097 |
| HIERARCH ESO ISS PBL23 END | 45.146 |
| HIERARCH ESO ISS PBLA23 START | 43.0 |
| HIERARCH ESO ISS PBLA23 END | 43.1 |
| HIERARCH ESO ISS PBL24 START | 89.428 |
| HIERARCH ESO ISS PBL24 END | 89.429 |
| HIERARCH ESO ISS PBLA24 START | 82.109 |
| HIERARCH ESO ISS PBLA24 END | 82.124 |
| HIERARCH ESO ISS PBL34 START | 61.418 |
| HIERARCH ESO ISS PBL34 END | 61.351 |
| HIERARCH ESO ISS PBLA34 START | 109.699 |
| HIERARCH ESO ISS PBLA34 END | 109.737 |
| 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 | 0.56 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |