Exposure
- ID
- GRAVI.2022-09-15T08:36:19.638_2
- Header ID
- GRAVI.2022-09-15T08:36:19.638
- Date updated
- 2022-09-15 08:51:12 UTC+0000
- Release date
- 2023-09-15 08:51:12 UTC+0000
- UTC Start
- 2022-09-15 08:36:19.638
- UTC End
- 2022-09-15 08:42:59.638
- MJD Start
- 59837.35856062
- MJD End
- 59837.3631902496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0021105
- Ambient temperature (°C)
- 12.0
- Seeing (arcsec)
- 0.9
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 | 50.5160 | 50.7890 | 20.5000 | 21.4000 |
| U1-U3 | 91.0560 | 91.7170 | 27.6000 | 28.4000 |
| U1-U4 | 117.6990 | 119.1140 | 58.8590 | 59.3430 |
| U2-U3 | 41.3990 | 41.7820 | 36.2000 | 37.0000 |
| U2-U4 | 84.1570 | 85.0280 | 80.7390 | 80.9090 |
| U3-U4 | 61.8530 | 62.0800 | 108.7150 | 108.7180 |
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 | 59837.35856062 |
| 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 | 50.516 |
| HIERARCH ESO ISS PBL12 END | 50.789 |
| HIERARCH ESO ISS PBLA12 START | 20.5 |
| HIERARCH ESO ISS PBLA12 END | 21.4 |
| HIERARCH ESO ISS PBL13 START | 91.056 |
| HIERARCH ESO ISS PBL13 END | 91.717 |
| HIERARCH ESO ISS PBLA13 START | 27.6 |
| HIERARCH ESO ISS PBLA13 END | 28.4 |
| HIERARCH ESO ISS PBL14 START | 117.699 |
| HIERARCH ESO ISS PBL14 END | 119.114 |
| HIERARCH ESO ISS PBLA14 START | 58.859 |
| HIERARCH ESO ISS PBLA14 END | 59.343 |
| HIERARCH ESO ISS PBL23 START | 41.399 |
| HIERARCH ESO ISS PBL23 END | 41.782 |
| HIERARCH ESO ISS PBLA23 START | 36.2 |
| HIERARCH ESO ISS PBLA23 END | 37.0 |
| HIERARCH ESO ISS PBL24 START | 84.157 |
| HIERARCH ESO ISS PBL24 END | 85.028 |
| HIERARCH ESO ISS PBLA24 START | 80.739 |
| HIERARCH ESO ISS PBLA24 END | 80.909 |
| HIERARCH ESO ISS PBL34 START | 61.853 |
| HIERARCH ESO ISS PBL34 END | 62.08 |
| HIERARCH ESO ISS PBLA34 START | 108.715 |
| HIERARCH ESO ISS PBLA34 END | 108.718 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002294 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001927 |
| HIERARCH ESO ISS AMBI TEMP | 12.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.81 |
| HIERARCH ESO ISS AMBI FWHM END | 0.99 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |