Exposure
- ID
- GRAVI.2021-08-27T07:25:33.081_2
- Header ID
- GRAVI.2021-08-27T07:25:33.081
- Date updated
- 2021-08-27 07:50:40 UTC+0000
- Release date
- 2022-08-27 07:50:40 UTC+0000
- UTC Start
- 2021-08-27 07:25:33.081
- UTC End
- 2021-08-27 07:38:53.081
- MJD Start
- 59453.30941066
- MJD End
- 59453.3186699193
- Exposure time (s)
- 800.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026045
- Ambient temperature (°C)
- 7.66
- Seeing (arcsec)
- 1.345
Observation
- ID
- 47978
- Category
- science
- Program ID
- 1104.C-0651(D)
- 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
- 36001
- Name
- HR_8799
- RA
- 346.869645833333
- DEC
- 21.1342506111111
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 | 51.8980 | 52.6420 | 38.1000 | 37.9000 |
| U1-U3 | 97.1470 | 98.2980 | 42.4000 | 41.9000 |
| U1-U4 | 129.8840 | 129.2960 | 59.3160 | 57.9110 |
| U2-U3 | 45.5570 | 45.9270 | 47.2000 | 46.4000 |
| U2-U4 | 83.6260 | 81.8270 | 72.2800 | 70.6160 |
| U3-U4 | 46.5270 | 44.1370 | 96.7520 | 95.8400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(D) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59453.30941066 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR 8799 |
| HIERARCH ESO INS SOBJ NAME | HR8799d_new |
| RA | 346.872425 |
| DEC | 21.13413 |
| 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 | 814.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 51.898 |
| HIERARCH ESO ISS PBL12 END | 52.642 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 97.147 |
| HIERARCH ESO ISS PBL13 END | 98.298 |
| HIERARCH ESO ISS PBLA13 START | 42.4 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 129.884 |
| HIERARCH ESO ISS PBL14 END | 129.296 |
| HIERARCH ESO ISS PBLA14 START | 59.316 |
| HIERARCH ESO ISS PBLA14 END | 57.911 |
| HIERARCH ESO ISS PBL23 START | 45.557 |
| HIERARCH ESO ISS PBL23 END | 45.927 |
| HIERARCH ESO ISS PBLA23 START | 47.2 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 83.626 |
| HIERARCH ESO ISS PBL24 END | 81.827 |
| HIERARCH ESO ISS PBLA24 START | 72.28 |
| HIERARCH ESO ISS PBLA24 END | 70.616 |
| HIERARCH ESO ISS PBL34 START | 46.527 |
| HIERARCH ESO ISS PBL34 END | 44.137 |
| HIERARCH ESO ISS PBLA34 START | 96.752 |
| HIERARCH ESO ISS PBLA34 END | 95.84 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002854 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002355 |
| HIERARCH ESO ISS AMBI TEMP | 7.66 |
| HIERARCH ESO ISS AMBI FWHM START | 1.32 |
| HIERARCH ESO ISS AMBI FWHM END | 1.37 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.7150 |
| HIERARCH ESO FT ROBJ DELTA | 210803.3022 |