Exposure
- ID
- GRAVI.2022-09-18T06:00:55.650_2
- Header ID
- GRAVI.2022-09-18T06:00:55.650
- Date updated
- 2022-09-18 06:15:33 UTC+0000
- Release date
- 2023-09-18 06:15:33 UTC+0000
- UTC Start
- 2022-09-18 06:00:55.650
- UTC End
- 2022-09-18 06:07:35.650
- MJD Start
- 59840.2506441
- MJD End
- 59840.2552737296
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001579
- Ambient temperature (°C)
- 4.55
- Seeing (arcsec)
- 1.575
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 | 51.9450 | 52.3290 | 38.1000 | 38.0000 |
| U1-U3 | 97.2220 | 97.8200 | 42.4000 | 42.1000 |
| U1-U4 | 129.8560 | 129.5840 | 59.2290 | 58.5240 |
| U2-U3 | 45.5820 | 45.7770 | 47.2000 | 46.8000 |
| U2-U4 | 83.5200 | 82.6270 | 72.1760 | 71.3410 |
| U3-U4 | 46.3800 | 45.1800 | 96.6900 | 96.2270 |
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 | 59840.2506441 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | hr8799e |
| RA | 346.872339 |
| DEC | 21.13382 |
| 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 | 51.945 |
| HIERARCH ESO ISS PBL12 END | 52.329 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 97.222 |
| HIERARCH ESO ISS PBL13 END | 97.82 |
| HIERARCH ESO ISS PBLA13 START | 42.4 |
| HIERARCH ESO ISS PBLA13 END | 42.1 |
| HIERARCH ESO ISS PBL14 START | 129.856 |
| HIERARCH ESO ISS PBL14 END | 129.584 |
| HIERARCH ESO ISS PBLA14 START | 59.229 |
| HIERARCH ESO ISS PBLA14 END | 58.524 |
| HIERARCH ESO ISS PBL23 START | 45.582 |
| HIERARCH ESO ISS PBL23 END | 45.777 |
| HIERARCH ESO ISS PBLA23 START | 47.2 |
| HIERARCH ESO ISS PBLA23 END | 46.8 |
| HIERARCH ESO ISS PBL24 START | 83.52 |
| HIERARCH ESO ISS PBL24 END | 82.627 |
| HIERARCH ESO ISS PBLA24 START | 72.176 |
| HIERARCH ESO ISS PBLA24 END | 71.341 |
| HIERARCH ESO ISS PBL34 START | 46.38 |
| HIERARCH ESO ISS PBL34 END | 45.18 |
| HIERARCH ESO ISS PBLA34 START | 96.69 |
| HIERARCH ESO ISS PBLA34 END | 96.227 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00153 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001628 |
| HIERARCH ESO ISS AMBI TEMP | 4.55 |
| HIERARCH ESO ISS AMBI FWHM START | 1.67 |
| HIERARCH ESO ISS AMBI FWHM END | 1.48 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |