Exposure
- ID
- GRAVI.2022-09-15T08:51:52.676_2
- Header ID
- GRAVI.2022-09-15T08:51:52.676
- Date updated
- 2022-09-15 09:05:44 UTC+0000
- Release date
- 2023-09-15 09:05:44 UTC+0000
- UTC Start
- 2022-09-15 08:51:52.676
- UTC End
- 2022-09-15 08:58:32.676
- MJD Start
- 59837.36935968
- MJD End
- 59837.3739893096
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0021225
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 0.94
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 | 51.1320 | 51.4140 | 22.4000 | 23.2000 |
| U1-U3 | 92.5280 | 93.1830 | 29.4000 | 30.2000 |
| U1-U4 | 120.7500 | 121.9940 | 59.8930 | 60.3050 |
| U2-U3 | 42.2440 | 42.6090 | 37.9000 | 38.6000 |
| U2-U4 | 85.9940 | 86.6940 | 81.1030 | 81.2490 |
| U3-U4 | 62.2890 | 62.4000 | 108.7440 | 108.7830 |
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 | 59837.36935968 |
| 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 | 51.132 |
| HIERARCH ESO ISS PBL12 END | 51.414 |
| HIERARCH ESO ISS PBLA12 START | 22.4 |
| HIERARCH ESO ISS PBLA12 END | 23.2 |
| HIERARCH ESO ISS PBL13 START | 92.528 |
| HIERARCH ESO ISS PBL13 END | 93.183 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 30.2 |
| HIERARCH ESO ISS PBL14 START | 120.75 |
| HIERARCH ESO ISS PBL14 END | 121.994 |
| HIERARCH ESO ISS PBLA14 START | 59.893 |
| HIERARCH ESO ISS PBLA14 END | 60.305 |
| HIERARCH ESO ISS PBL23 START | 42.244 |
| HIERARCH ESO ISS PBL23 END | 42.609 |
| HIERARCH ESO ISS PBLA23 START | 37.9 |
| HIERARCH ESO ISS PBLA23 END | 38.6 |
| HIERARCH ESO ISS PBL24 START | 85.994 |
| HIERARCH ESO ISS PBL24 END | 86.694 |
| HIERARCH ESO ISS PBLA24 START | 81.103 |
| HIERARCH ESO ISS PBLA24 END | 81.249 |
| HIERARCH ESO ISS PBL34 START | 62.289 |
| HIERARCH ESO ISS PBL34 END | 62.4 |
| HIERARCH ESO ISS PBLA34 START | 108.744 |
| HIERARCH ESO ISS PBLA34 END | 108.783 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001925 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00232 |
| HIERARCH ESO ISS AMBI TEMP | 12.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.98 |
| HIERARCH ESO ISS AMBI FWHM END | 0.9 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |