Exposure
- ID
- GRAVI.2022-09-15T05:38:37.189_2
- Header ID
- GRAVI.2022-09-15T05:38:37.189
- Date updated
- 2022-09-15 05:55:32 UTC+0000
- Release date
- 2023-09-15 05:55:32 UTC+0000
- UTC Start
- 2022-09-15 05:38:37.189
- UTC End
- 2022-09-15 05:45:17.189
- MJD Start
- 59837.23515265
- MJD End
- 59837.2397822796
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003062
- Ambient temperature (°C)
- 12.25
- Seeing (arcsec)
- 0.79
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 | 49.8330 | 50.2950 | 38.2000 | 38.2000 |
| U1-U3 | 93.7470 | 94.5310 | 43.2000 | 43.1000 |
| U1-U4 | 130.0630 | 130.1770 | 62.3790 | 61.7730 |
| U2-U3 | 44.3190 | 44.6190 | 48.9000 | 48.6000 |
| U2-U4 | 87.0320 | 86.4340 | 75.9490 | 75.2140 |
| U3-U4 | 51.6800 | 50.6750 | 98.9380 | 98.4780 |
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 | 59837.23515265 |
| 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 | 49.833 |
| HIERARCH ESO ISS PBL12 END | 50.295 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.747 |
| HIERARCH ESO ISS PBL13 END | 94.531 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.063 |
| HIERARCH ESO ISS PBL14 END | 130.177 |
| HIERARCH ESO ISS PBLA14 START | 62.379 |
| HIERARCH ESO ISS PBLA14 END | 61.773 |
| HIERARCH ESO ISS PBL23 START | 44.319 |
| HIERARCH ESO ISS PBL23 END | 44.619 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 87.032 |
| HIERARCH ESO ISS PBL24 END | 86.434 |
| HIERARCH ESO ISS PBLA24 START | 75.949 |
| HIERARCH ESO ISS PBLA24 END | 75.214 |
| HIERARCH ESO ISS PBL34 START | 51.68 |
| HIERARCH ESO ISS PBL34 END | 50.675 |
| HIERARCH ESO ISS PBLA34 START | 98.938 |
| HIERARCH ESO ISS PBLA34 END | 98.478 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00333 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002794 |
| HIERARCH ESO ISS AMBI TEMP | 12.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.82 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |