Exposure
- ID
- GRAVI.2022-09-15T07:30:22.471_2
- Header ID
- GRAVI.2022-09-15T07:30:22.471
- Date updated
- 2022-09-15 07:45:39 UTC+0000
- Release date
- 2023-09-15 07:45:39 UTC+0000
- UTC Start
- 2022-09-15 07:30:22.471
- UTC End
- 2022-09-15 07:37:02.471
- MJD Start
- 59837.31276008
- MJD End
- 59837.3173897096
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001807
- Ambient temperature (°C)
- 12.14
- Seeing (arcsec)
- 1.03
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 | 48.3600 | 48.5360 | 10.9000 | 12.0000 |
| U1-U3 | 85.2270 | 85.7690 | 17.8000 | 19.0000 |
| U1-U4 | 101.2070 | 103.1610 | 52.2310 | 53.1410 |
| U2-U3 | 37.6750 | 38.0560 | 26.7000 | 27.9000 |
| U2-U4 | 72.3290 | 73.8660 | 78.4400 | 78.7570 |
| U3-U4 | 57.2080 | 57.9050 | 109.5600 | 109.3890 |
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 | 59837.31276008 |
| 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 | 48.36 |
| HIERARCH ESO ISS PBL12 END | 48.536 |
| HIERARCH ESO ISS PBLA12 START | 10.9 |
| HIERARCH ESO ISS PBLA12 END | 12.0 |
| HIERARCH ESO ISS PBL13 START | 85.227 |
| HIERARCH ESO ISS PBL13 END | 85.769 |
| HIERARCH ESO ISS PBLA13 START | 17.8 |
| HIERARCH ESO ISS PBLA13 END | 19.0 |
| HIERARCH ESO ISS PBL14 START | 101.207 |
| HIERARCH ESO ISS PBL14 END | 103.161 |
| HIERARCH ESO ISS PBLA14 START | 52.231 |
| HIERARCH ESO ISS PBLA14 END | 53.141 |
| HIERARCH ESO ISS PBL23 START | 37.675 |
| HIERARCH ESO ISS PBL23 END | 38.056 |
| HIERARCH ESO ISS PBLA23 START | 26.7 |
| HIERARCH ESO ISS PBLA23 END | 27.9 |
| HIERARCH ESO ISS PBL24 START | 72.329 |
| HIERARCH ESO ISS PBL24 END | 73.866 |
| HIERARCH ESO ISS PBLA24 START | 78.44 |
| HIERARCH ESO ISS PBLA24 END | 78.757 |
| HIERARCH ESO ISS PBL34 START | 57.208 |
| HIERARCH ESO ISS PBL34 END | 57.905 |
| HIERARCH ESO ISS PBLA34 START | 109.56 |
| HIERARCH ESO ISS PBLA34 END | 109.389 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001679 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001935 |
| HIERARCH ESO ISS AMBI TEMP | 12.14 |
| HIERARCH ESO ISS AMBI FWHM START | 1.1 |
| HIERARCH ESO ISS AMBI FWHM END | 0.96 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |