Exposure
- ID
- GRAVI.2022-09-15T07:59:37.545_2
- Header ID
- GRAVI.2022-09-15T07:59:37.545
- Date updated
- 2022-09-15 08:15:46 UTC+0000
- Release date
- 2023-09-15 08:15:46 UTC+0000
- UTC Start
- 2022-09-15 07:59:37.545
- UTC End
- 2022-09-15 08:06:17.545
- MJD Start
- 59837.33307344
- MJD End
- 59837.3377030696
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0020805
- Ambient temperature (°C)
- 12.26
- Seeing (arcsec)
- 0.855
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 | 49.1930 | 49.4240 | 15.4000 | 16.4000 |
| U1-U3 | 87.6500 | 88.2760 | 22.5000 | 23.5000 |
| U1-U4 | 109.1210 | 110.8800 | 55.6810 | 56.3730 |
| U2-U3 | 39.3110 | 39.7100 | 31.4000 | 32.4000 |
| U2-U4 | 78.3400 | 79.5970 | 79.6380 | 79.8770 |
| U3-U4 | 59.8120 | 60.3070 | 108.9800 | 108.8920 |
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 | 59837.33307344 |
| 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 | 49.193 |
| HIERARCH ESO ISS PBL12 END | 49.424 |
| HIERARCH ESO ISS PBLA12 START | 15.4 |
| HIERARCH ESO ISS PBLA12 END | 16.4 |
| HIERARCH ESO ISS PBL13 START | 87.65 |
| HIERARCH ESO ISS PBL13 END | 88.276 |
| HIERARCH ESO ISS PBLA13 START | 22.5 |
| HIERARCH ESO ISS PBLA13 END | 23.5 |
| HIERARCH ESO ISS PBL14 START | 109.121 |
| HIERARCH ESO ISS PBL14 END | 110.88 |
| HIERARCH ESO ISS PBLA14 START | 55.681 |
| HIERARCH ESO ISS PBLA14 END | 56.373 |
| HIERARCH ESO ISS PBL23 START | 39.311 |
| HIERARCH ESO ISS PBL23 END | 39.71 |
| HIERARCH ESO ISS PBLA23 START | 31.4 |
| HIERARCH ESO ISS PBLA23 END | 32.4 |
| HIERARCH ESO ISS PBL24 START | 78.34 |
| HIERARCH ESO ISS PBL24 END | 79.597 |
| HIERARCH ESO ISS PBLA24 START | 79.638 |
| HIERARCH ESO ISS PBLA24 END | 79.877 |
| HIERARCH ESO ISS PBL34 START | 59.812 |
| HIERARCH ESO ISS PBL34 END | 60.307 |
| HIERARCH ESO ISS PBLA34 START | 108.98 |
| HIERARCH ESO ISS PBLA34 END | 108.892 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002368 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001793 |
| HIERARCH ESO ISS AMBI TEMP | 12.26 |
| HIERARCH ESO ISS AMBI FWHM START | 0.74 |
| HIERARCH ESO ISS AMBI FWHM END | 0.97 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |