Exposure
- ID
- GRAVI.2022-09-15T05:31:25.171_2
- Header ID
- GRAVI.2022-09-15T05:31:25.171
- Date updated
- 2022-09-15 05:45:55 UTC+0000
- Release date
- 2023-09-15 05:45:55 UTC+0000
- UTC Start
- 2022-09-15 05:31:25.171
- UTC End
- 2022-09-15 05:38:05.171
- MJD Start
- 59837.23015244
- MJD End
- 59837.2347820696
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031645
- Ambient temperature (°C)
- 12.06
- Seeing (arcsec)
- 0.805
Observation
- ID
- 52370
- 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
- 38951
- Name
- HR8799
- RA
- 346.869645833333
- DEC
- 21.1342527777778
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 | 49.3380 | 49.8150 | 38.1000 | 38.2000 |
| U1-U3 | 92.8940 | 93.7160 | 43.3000 | 43.2000 |
| U1-U4 | 129.8560 | 130.0570 | 62.9890 | 62.4020 |
| U2-U3 | 43.9850 | 44.3080 | 49.1000 | 48.9000 |
| U2-U4 | 87.5860 | 87.0540 | 76.6940 | 75.9760 |
| U3-U4 | 52.6800 | 51.7180 | 99.4180 | 98.9560 |
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 | 59837.23015244 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | hr8799d |
| RA | 346.872124 |
| DEC | 21.13371 |
| 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 | 49.338 |
| HIERARCH ESO ISS PBL12 END | 49.815 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 92.894 |
| HIERARCH ESO ISS PBL13 END | 93.716 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 129.856 |
| HIERARCH ESO ISS PBL14 END | 130.057 |
| HIERARCH ESO ISS PBLA14 START | 62.989 |
| HIERARCH ESO ISS PBLA14 END | 62.402 |
| HIERARCH ESO ISS PBL23 START | 43.985 |
| HIERARCH ESO ISS PBL23 END | 44.308 |
| HIERARCH ESO ISS PBLA23 START | 49.1 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 87.586 |
| HIERARCH ESO ISS PBL24 END | 87.054 |
| HIERARCH ESO ISS PBLA24 START | 76.694 |
| HIERARCH ESO ISS PBLA24 END | 75.976 |
| HIERARCH ESO ISS PBL34 START | 52.68 |
| HIERARCH ESO ISS PBL34 END | 51.718 |
| HIERARCH ESO ISS PBLA34 START | 99.418 |
| HIERARCH ESO ISS PBLA34 END | 98.956 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002688 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003641 |
| HIERARCH ESO ISS AMBI TEMP | 12.06 |
| HIERARCH ESO ISS AMBI FWHM START | 0.84 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |