Exposure
- ID
- GRAVI.2022-09-15T09:14:01.733_2
- Header ID
- GRAVI.2022-09-15T09:14:01.733
- Date updated
- 2022-09-15 09:30:33 UTC+0000
- Release date
- 2023-09-15 09:30:32 UTC+0000
- UTC Start
- 2022-09-15 09:14:01.733
- UTC End
- 2022-09-15 09:20:41.733
- MJD Start
- 59837.38474228
- MJD End
- 59837.3893719096
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0024695
- Ambient temperature (°C)
- 11.88
- Seeing (arcsec)
- 0.84
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 | 52.0330 | 52.3170 | 24.9000 | 25.7000 |
| U1-U3 | 94.5820 | 95.2060 | 31.8000 | 32.5000 |
| U1-U4 | 124.4200 | 125.4010 | 61.1000 | 61.4210 |
| U2-U3 | 43.3690 | 43.6980 | 40.0000 | 40.6000 |
| U2-U4 | 87.9450 | 88.3940 | 81.5350 | 81.6520 |
| U3-U4 | 62.4640 | 62.4110 | 108.9240 | 109.0150 |
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 | 59837.38474228 |
| 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 | 52.033 |
| HIERARCH ESO ISS PBL12 END | 52.317 |
| HIERARCH ESO ISS PBLA12 START | 24.9 |
| HIERARCH ESO ISS PBLA12 END | 25.7 |
| HIERARCH ESO ISS PBL13 START | 94.582 |
| HIERARCH ESO ISS PBL13 END | 95.206 |
| HIERARCH ESO ISS PBLA13 START | 31.8 |
| HIERARCH ESO ISS PBLA13 END | 32.5 |
| HIERARCH ESO ISS PBL14 START | 124.42 |
| HIERARCH ESO ISS PBL14 END | 125.401 |
| HIERARCH ESO ISS PBLA14 START | 61.1 |
| HIERARCH ESO ISS PBLA14 END | 61.421 |
| HIERARCH ESO ISS PBL23 START | 43.369 |
| HIERARCH ESO ISS PBL23 END | 43.698 |
| HIERARCH ESO ISS PBLA23 START | 40.0 |
| HIERARCH ESO ISS PBLA23 END | 40.6 |
| HIERARCH ESO ISS PBL24 START | 87.945 |
| HIERARCH ESO ISS PBL24 END | 88.394 |
| HIERARCH ESO ISS PBLA24 START | 81.535 |
| HIERARCH ESO ISS PBLA24 END | 81.652 |
| HIERARCH ESO ISS PBL34 START | 62.464 |
| HIERARCH ESO ISS PBL34 END | 62.411 |
| HIERARCH ESO ISS PBLA34 START | 108.924 |
| HIERARCH ESO ISS PBLA34 END | 109.015 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002762 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002177 |
| HIERARCH ESO ISS AMBI TEMP | 11.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| 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 |