Exposure
- ID
- GRAVI.2022-01-23T04:24:58.306_2
- Header ID
- GRAVI.2022-01-23T04:24:58.306
- Date updated
- 2022-01-23 04:40:28 UTC+0000
- Release date
- 2023-01-23 04:40:28 UTC+0000
- UTC Start
- 2022-01-23 04:24:58.306
- UTC End
- 2022-01-23 04:30:58.306
- MJD Start
- 59602.18400817
- MJD End
- 59602.1881748367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.01182
- Ambient temperature (°C)
- 13.29
- Seeing (arcsec)
- 0.58
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 | 56.1740 | 56.0630 | 35.1000 | 35.0000 |
| U1-U3 | 100.3270 | 99.9540 | 39.1000 | 38.9000 |
| U1-U4 | 109.9760 | 108.2930 | 59.6740 | 59.2190 |
| U2-U3 | 44.4670 | 44.1890 | 44.2000 | 43.9000 |
| U2-U4 | 63.3540 | 61.6140 | 81.3110 | 81.1330 |
| U3-U4 | 38.6980 | 37.5940 | 125.1870 | 126.4510 |
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 | 59602.18400817 |
| 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 | 56.174 |
| HIERARCH ESO ISS PBL12 END | 56.063 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.0 |
| HIERARCH ESO ISS PBL13 START | 100.327 |
| HIERARCH ESO ISS PBL13 END | 99.954 |
| HIERARCH ESO ISS PBLA13 START | 39.1 |
| HIERARCH ESO ISS PBLA13 END | 38.9 |
| HIERARCH ESO ISS PBL14 START | 109.976 |
| HIERARCH ESO ISS PBL14 END | 108.293 |
| HIERARCH ESO ISS PBLA14 START | 59.674 |
| HIERARCH ESO ISS PBLA14 END | 59.219 |
| HIERARCH ESO ISS PBL23 START | 44.467 |
| HIERARCH ESO ISS PBL23 END | 44.189 |
| HIERARCH ESO ISS PBLA23 START | 44.2 |
| HIERARCH ESO ISS PBLA23 END | 43.9 |
| HIERARCH ESO ISS PBL24 START | 63.354 |
| HIERARCH ESO ISS PBL24 END | 61.614 |
| HIERARCH ESO ISS PBLA24 START | 81.311 |
| HIERARCH ESO ISS PBLA24 END | 81.133 |
| HIERARCH ESO ISS PBL34 START | 38.698 |
| HIERARCH ESO ISS PBL34 END | 37.594 |
| HIERARCH ESO ISS PBLA34 START | 125.187 |
| HIERARCH ESO ISS PBLA34 END | 126.451 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01292 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01072 |
| HIERARCH ESO ISS AMBI TEMP | 13.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |