Exposure
- ID
- GRAVI.2022-09-15T08:44:37.658_2
- Header ID
- GRAVI.2022-09-15T08:44:37.658
- Date updated
- 2022-09-15 09:00:40 UTC+0000
- Release date
- 2023-09-15 09:00:39 UTC+0000
- UTC Start
- 2022-09-15 08:44:37.658
- UTC End
- 2022-09-15 08:51:17.658
- MJD Start
- 59837.36432475
- MJD End
- 59837.3689543796
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002071
- Ambient temperature (°C)
- 12.05
- Seeing (arcsec)
- 0.925
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 | 50.8420 | 51.1210 | 21.5000 | 22.4000 |
| U1-U3 | 91.8440 | 92.5030 | 28.6000 | 29.4000 |
| U1-U4 | 119.3760 | 120.7010 | 59.4320 | 59.8770 |
| U2-U3 | 41.8550 | 42.2300 | 37.2000 | 37.9000 |
| U2-U4 | 85.1860 | 85.9660 | 80.9400 | 81.0970 |
| U3-U4 | 62.1180 | 62.2830 | 108.7210 | 108.7430 |
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 | 59837.36432475 |
| 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 | 50.842 |
| HIERARCH ESO ISS PBL12 END | 51.121 |
| HIERARCH ESO ISS PBLA12 START | 21.5 |
| HIERARCH ESO ISS PBLA12 END | 22.4 |
| HIERARCH ESO ISS PBL13 START | 91.844 |
| HIERARCH ESO ISS PBL13 END | 92.503 |
| HIERARCH ESO ISS PBLA13 START | 28.6 |
| HIERARCH ESO ISS PBLA13 END | 29.4 |
| HIERARCH ESO ISS PBL14 START | 119.376 |
| HIERARCH ESO ISS PBL14 END | 120.701 |
| HIERARCH ESO ISS PBLA14 START | 59.432 |
| HIERARCH ESO ISS PBLA14 END | 59.877 |
| HIERARCH ESO ISS PBL23 START | 41.855 |
| HIERARCH ESO ISS PBL23 END | 42.23 |
| HIERARCH ESO ISS PBLA23 START | 37.2 |
| HIERARCH ESO ISS PBLA23 END | 37.9 |
| HIERARCH ESO ISS PBL24 START | 85.186 |
| HIERARCH ESO ISS PBL24 END | 85.966 |
| HIERARCH ESO ISS PBLA24 START | 80.94 |
| HIERARCH ESO ISS PBLA24 END | 81.097 |
| HIERARCH ESO ISS PBL34 START | 62.118 |
| HIERARCH ESO ISS PBL34 END | 62.283 |
| HIERARCH ESO ISS PBLA34 START | 108.721 |
| HIERARCH ESO ISS PBLA34 END | 108.743 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002066 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002076 |
| HIERARCH ESO ISS AMBI TEMP | 12.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.93 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |