Exposure
- ID
- GRAVI.2022-01-23T02:23:16.000_2
- Header ID
- GRAVI.2022-01-23T02:23:16.000
- Date updated
- 2022-01-23 02:30:58 UTC+0000
- Release date
- 2023-01-23 02:30:58 UTC+0000
- UTC Start
- 2022-01-23 02:23:16.000
- UTC End
- 2022-01-23 02:24:20.000
- MJD Start
- 59602.09949074
- MJD End
- 59602.1002314807
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006446
- Ambient temperature (°C)
- 14.25
- Seeing (arcsec)
- 0.75
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 | 55.5890 | 55.6230 | 32.9000 | 32.9000 |
| U1-U3 | 101.4940 | 101.5470 | 38.6000 | 38.7000 |
| U1-U4 | 129.6330 | 129.5640 | 63.4290 | 63.4290 |
| U2-U3 | 46.5160 | 46.5300 | 45.5000 | 45.5000 |
| U2-U4 | 86.5060 | 86.3670 | 82.4960 | 82.4980 |
| U3-U4 | 56.7640 | 56.6150 | 112.0640 | 112.1400 |
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 | 59602.09949074 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Eri |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 55.589 |
| HIERARCH ESO ISS PBL12 END | 55.623 |
| HIERARCH ESO ISS PBLA12 START | 32.9 |
| HIERARCH ESO ISS PBLA12 END | 32.9 |
| HIERARCH ESO ISS PBL13 START | 101.494 |
| HIERARCH ESO ISS PBL13 END | 101.547 |
| HIERARCH ESO ISS PBLA13 START | 38.6 |
| HIERARCH ESO ISS PBLA13 END | 38.7 |
| HIERARCH ESO ISS PBL14 START | 129.633 |
| HIERARCH ESO ISS PBL14 END | 129.564 |
| HIERARCH ESO ISS PBLA14 START | 63.429 |
| HIERARCH ESO ISS PBLA14 END | 63.429 |
| HIERARCH ESO ISS PBL23 START | 46.516 |
| HIERARCH ESO ISS PBL23 END | 46.53 |
| HIERARCH ESO ISS PBLA23 START | 45.5 |
| HIERARCH ESO ISS PBLA23 END | 45.5 |
| HIERARCH ESO ISS PBL24 START | 86.506 |
| HIERARCH ESO ISS PBL24 END | 86.367 |
| HIERARCH ESO ISS PBLA24 START | 82.496 |
| HIERARCH ESO ISS PBLA24 END | 82.498 |
| HIERARCH ESO ISS PBL34 START | 56.764 |
| HIERARCH ESO ISS PBL34 END | 56.615 |
| HIERARCH ESO ISS PBLA34 START | 112.064 |
| HIERARCH ESO ISS PBLA34 END | 112.14 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006323 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006569 |
| HIERARCH ESO ISS AMBI TEMP | 14.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |