Exposure
- ID
- GRAVI.2022-09-15T08:29:04.619_2
- Header ID
- GRAVI.2022-09-15T08:29:04.619
- Date updated
- 2022-09-15 08:45:31 UTC+0000
- Release date
- 2023-09-15 08:45:31 UTC+0000
- UTC Start
- 2022-09-15 08:29:04.619
- UTC End
- 2022-09-15 08:35:44.619
- MJD Start
- 59837.35352568
- MJD End
- 59837.3581553096
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002151
- Ambient temperature (°C)
- 12.03
- Seeing (arcsec)
- 0.85
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 | 50.2380 | 50.5040 | 19.5000 | 20.4000 |
| U1-U3 | 90.3700 | 91.0270 | 26.7000 | 27.5000 |
| U1-U4 | 116.1540 | 117.6370 | 58.3200 | 58.8380 |
| U2-U3 | 40.9950 | 41.3820 | 35.4000 | 36.2000 |
| U2-U4 | 83.1720 | 84.1180 | 80.5510 | 80.7320 |
| U3-U4 | 61.5630 | 61.8420 | 108.7300 | 108.7150 |
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 | 59837.35352568 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Erib_Sep22 |
| RA | 69.402771 |
| DEC | -2.47353 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 50.238 |
| HIERARCH ESO ISS PBL12 END | 50.504 |
| HIERARCH ESO ISS PBLA12 START | 19.5 |
| HIERARCH ESO ISS PBLA12 END | 20.4 |
| HIERARCH ESO ISS PBL13 START | 90.37 |
| HIERARCH ESO ISS PBL13 END | 91.027 |
| HIERARCH ESO ISS PBLA13 START | 26.7 |
| HIERARCH ESO ISS PBLA13 END | 27.5 |
| HIERARCH ESO ISS PBL14 START | 116.154 |
| HIERARCH ESO ISS PBL14 END | 117.637 |
| HIERARCH ESO ISS PBLA14 START | 58.32 |
| HIERARCH ESO ISS PBLA14 END | 58.838 |
| HIERARCH ESO ISS PBL23 START | 40.995 |
| HIERARCH ESO ISS PBL23 END | 41.382 |
| HIERARCH ESO ISS PBLA23 START | 35.4 |
| HIERARCH ESO ISS PBLA23 END | 36.2 |
| HIERARCH ESO ISS PBL24 START | 83.172 |
| HIERARCH ESO ISS PBL24 END | 84.118 |
| HIERARCH ESO ISS PBLA24 START | 80.551 |
| HIERARCH ESO ISS PBLA24 END | 80.732 |
| HIERARCH ESO ISS PBL34 START | 61.563 |
| HIERARCH ESO ISS PBL34 END | 61.842 |
| HIERARCH ESO ISS PBLA34 START | 108.73 |
| HIERARCH ESO ISS PBLA34 END | 108.715 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002008 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002294 |
| HIERARCH ESO ISS AMBI TEMP | 12.03 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |