Exposure
- ID
- GRAVI.2022-01-23T04:31:37.323_2
- Header ID
- GRAVI.2022-01-23T04:31:37.323
- Date updated
- 2022-01-23 04:45:25 UTC+0000
- Release date
- 2023-01-23 04:45:25 UTC+0000
- UTC Start
- 2022-01-23 04:31:37.323
- UTC End
- 2022-01-23 04:37:37.323
- MJD Start
- 59602.18862642
- MJD End
- 59602.1927930867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012292
- Ambient temperature (°C)
- 13.09
- Seeing (arcsec)
- 0.62
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 | 56.0570 | 55.9310 | 35.0000 | 34.9000 |
| U1-U3 | 99.9370 | 99.5330 | 38.9000 | 38.7000 |
| U1-U4 | 108.2210 | 106.4740 | 59.2000 | 58.7060 |
| U2-U3 | 44.1770 | 43.8830 | 43.9000 | 43.6000 |
| U2-U4 | 61.5390 | 59.7430 | 81.1250 | 80.9240 |
| U3-U4 | 37.5470 | 36.4370 | 126.5070 | 127.8780 |
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 | 59602.18862642 |
| 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 | 56.057 |
| HIERARCH ESO ISS PBL12 END | 55.931 |
| HIERARCH ESO ISS PBLA12 START | 35.0 |
| HIERARCH ESO ISS PBLA12 END | 34.9 |
| HIERARCH ESO ISS PBL13 START | 99.937 |
| HIERARCH ESO ISS PBL13 END | 99.533 |
| HIERARCH ESO ISS PBLA13 START | 38.9 |
| HIERARCH ESO ISS PBLA13 END | 38.7 |
| HIERARCH ESO ISS PBL14 START | 108.221 |
| HIERARCH ESO ISS PBL14 END | 106.474 |
| HIERARCH ESO ISS PBLA14 START | 59.2 |
| HIERARCH ESO ISS PBLA14 END | 58.706 |
| HIERARCH ESO ISS PBL23 START | 44.177 |
| HIERARCH ESO ISS PBL23 END | 43.883 |
| HIERARCH ESO ISS PBLA23 START | 43.9 |
| HIERARCH ESO ISS PBLA23 END | 43.6 |
| HIERARCH ESO ISS PBL24 START | 61.539 |
| HIERARCH ESO ISS PBL24 END | 59.743 |
| HIERARCH ESO ISS PBLA24 START | 81.125 |
| HIERARCH ESO ISS PBLA24 END | 80.924 |
| HIERARCH ESO ISS PBL34 START | 37.547 |
| HIERARCH ESO ISS PBL34 END | 36.437 |
| HIERARCH ESO ISS PBLA34 START | 126.507 |
| HIERARCH ESO ISS PBLA34 END | 127.878 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01091 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013674 |
| HIERARCH ESO ISS AMBI TEMP | 13.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |