Exposure
- ID
- GRAVI.2022-09-15T04:31:07.019_2
- Header ID
- GRAVI.2022-09-15T04:31:07.019
- Date updated
- 2022-09-15 04:46:23 UTC+0000
- Release date
- 2023-09-15 04:46:23 UTC+0000
- UTC Start
- 2022-09-15 04:31:07.019
- UTC End
- 2022-09-15 04:37:47.019
- MJD Start
- 59837.18827568
- MJD End
- 59837.1929053096
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0066235
- Ambient temperature (°C)
- 12.47
- Seeing (arcsec)
- 0.42
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 | 44.6820 | 45.2590 | 36.1000 | 36.5000 |
| U1-U3 | 84.3340 | 85.4440 | 42.9000 | 43.1000 |
| U1-U4 | 124.5110 | 125.4650 | 67.3790 | 66.9300 |
| U2-U3 | 40.3080 | 40.8120 | 50.4000 | 50.4000 |
| U2-U4 | 89.3630 | 89.4240 | 82.4100 | 81.7820 |
| U3-U4 | 59.1690 | 58.5930 | 103.5700 | 103.0700 |
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 | 59837.18827568 |
| 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 | 44.682 |
| HIERARCH ESO ISS PBL12 END | 45.259 |
| HIERARCH ESO ISS PBLA12 START | 36.1 |
| HIERARCH ESO ISS PBLA12 END | 36.5 |
| HIERARCH ESO ISS PBL13 START | 84.334 |
| HIERARCH ESO ISS PBL13 END | 85.444 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 124.511 |
| HIERARCH ESO ISS PBL14 END | 125.465 |
| HIERARCH ESO ISS PBLA14 START | 67.379 |
| HIERARCH ESO ISS PBLA14 END | 66.93 |
| HIERARCH ESO ISS PBL23 START | 40.308 |
| HIERARCH ESO ISS PBL23 END | 40.812 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.363 |
| HIERARCH ESO ISS PBL24 END | 89.424 |
| HIERARCH ESO ISS PBLA24 START | 82.41 |
| HIERARCH ESO ISS PBLA24 END | 81.782 |
| HIERARCH ESO ISS PBL34 START | 59.169 |
| HIERARCH ESO ISS PBL34 END | 58.593 |
| HIERARCH ESO ISS PBLA34 START | 103.57 |
| HIERARCH ESO ISS PBLA34 END | 103.07 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006918 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006329 |
| HIERARCH ESO ISS AMBI TEMP | 12.47 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |