Exposure
- ID
- GRAVI.2022-08-18T05:51:31.545_2
- Header ID
- GRAVI.2022-08-18T05:51:31.545
- Date updated
- 2022-08-18 06:05:44 UTC+0000
- Release date
- 2023-08-18 06:05:44 UTC+0000
- UTC Start
- 2022-08-18 05:51:31.545
- UTC End
- 2022-08-18 05:57:31.545
- MJD Start
- 59809.2441151
- MJD End
- 59809.2482817667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004326
- Ambient temperature (°C)
- 6.04
- Seeing (arcsec)
- 1.045
Observation
- ID
- 51993
- 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
- 32940
- Name
- HR8799
- RA
- 346.869645833333
- DEC
- 21.1342505555556
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 | 42.1600 | 42.7020 | 34.1000 | 34.6000 |
| U1-U3 | 79.3190 | 80.4190 | 41.7000 | 42.0000 |
| U1-U4 | 119.4530 | 120.6610 | 69.1260 | 68.7760 |
| U2-U3 | 37.9500 | 38.4790 | 50.2000 | 50.3000 |
| U2-U4 | 88.3070 | 88.6400 | 85.0310 | 84.4780 |
| U3-U4 | 61.1050 | 60.7650 | 105.7850 | 105.3020 |
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 | 59809.2441151 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | hr8799f |
| RA | 346.871519 |
| DEC | 21.13415 |
| 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 | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 42.16 |
| HIERARCH ESO ISS PBL12 END | 42.702 |
| HIERARCH ESO ISS PBLA12 START | 34.1 |
| HIERARCH ESO ISS PBLA12 END | 34.6 |
| HIERARCH ESO ISS PBL13 START | 79.319 |
| HIERARCH ESO ISS PBL13 END | 80.419 |
| HIERARCH ESO ISS PBLA13 START | 41.7 |
| HIERARCH ESO ISS PBLA13 END | 42.0 |
| HIERARCH ESO ISS PBL14 START | 119.453 |
| HIERARCH ESO ISS PBL14 END | 120.661 |
| HIERARCH ESO ISS PBLA14 START | 69.126 |
| HIERARCH ESO ISS PBLA14 END | 68.776 |
| HIERARCH ESO ISS PBL23 START | 37.95 |
| HIERARCH ESO ISS PBL23 END | 38.479 |
| HIERARCH ESO ISS PBLA23 START | 50.2 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 88.307 |
| HIERARCH ESO ISS PBL24 END | 88.64 |
| HIERARCH ESO ISS PBLA24 START | 85.031 |
| HIERARCH ESO ISS PBLA24 END | 84.478 |
| HIERARCH ESO ISS PBL34 START | 61.105 |
| HIERARCH ESO ISS PBL34 END | 60.765 |
| HIERARCH ESO ISS PBLA34 START | 105.785 |
| HIERARCH ESO ISS PBLA34 END | 105.302 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003965 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004687 |
| HIERARCH ESO ISS AMBI TEMP | 6.04 |
| HIERARCH ESO ISS AMBI FWHM START | 1.23 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.302 |