Exposure
- ID
- GRAVI.2022-08-18T07:11:52.747_2
- Header ID
- GRAVI.2022-08-18T07:11:52.747
- Date updated
- 2022-08-18 07:20:33 UTC+0000
- Release date
- 2023-08-18 07:20:33 UTC+0000
- UTC Start
- 2022-08-18 07:11:52.747
- UTC End
- 2022-08-18 07:12:56.747
- MJD Start
- 59809.29991605
- MJD End
- 59809.3006567907
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003189
- Ambient temperature (°C)
- 6.46
- Seeing (arcsec)
- 1.665
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 | 48.6560 | 48.7570 | 38.0000 | 38.0000 |
| U1-U3 | 91.7000 | 91.8780 | 43.4000 | 43.4000 |
| U1-U4 | 129.4410 | 129.5110 | 63.7680 | 63.6560 |
| U2-U3 | 43.5050 | 43.5780 | 49.5000 | 49.4000 |
| U2-U4 | 88.2120 | 88.1280 | 77.6590 | 77.5200 |
| U3-U4 | 53.9380 | 53.7600 | 100.0590 | 99.9660 |
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 | 59809.29991605 |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 48.656 |
| HIERARCH ESO ISS PBL12 END | 48.757 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.7 |
| HIERARCH ESO ISS PBL13 END | 91.878 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.441 |
| HIERARCH ESO ISS PBL14 END | 129.511 |
| HIERARCH ESO ISS PBLA14 START | 63.768 |
| HIERARCH ESO ISS PBLA14 END | 63.656 |
| HIERARCH ESO ISS PBL23 START | 43.505 |
| HIERARCH ESO ISS PBL23 END | 43.578 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.212 |
| HIERARCH ESO ISS PBL24 END | 88.128 |
| HIERARCH ESO ISS PBLA24 START | 77.659 |
| HIERARCH ESO ISS PBLA24 END | 77.52 |
| HIERARCH ESO ISS PBL34 START | 53.938 |
| HIERARCH ESO ISS PBL34 END | 53.76 |
| HIERARCH ESO ISS PBLA34 START | 100.059 |
| HIERARCH ESO ISS PBLA34 END | 99.966 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002388 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00399 |
| HIERARCH ESO ISS AMBI TEMP | 6.46 |
| HIERARCH ESO ISS AMBI FWHM START | 2.03 |
| HIERARCH ESO ISS AMBI FWHM END | 1.3 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.302 |