Exposure
- ID
- GRAVI.2021-08-28T04:56:16.113_2
- Header ID
- GRAVI.2021-08-28T04:56:16.113
- Date updated
- 2021-08-28 05:25:40 UTC+0000
- Release date
- 2022-08-28 05:25:40 UTC+0000
- UTC Start
- 2021-08-28 04:56:16.113
- UTC End
- 2021-08-28 05:09:36.113
- MJD Start
- 59454.20574205
- MJD End
- 59454.2150013093
- Exposure time (s)
- 800.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0035955
- Ambient temperature (°C)
- 10.57
- Seeing (arcsec)
- 0.68
Observation
- ID
- 47975
- 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
- 35998
- Name
- HR_8799
- RA
- 346.869645833333
- DEC
- 21.1342505555556
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 | 40.8740 | 42.0590 | 32.8000 | 34.0000 |
U1-U3 | 76.6560 | 79.1130 | 40.9000 | 41.7000 |
U1-U4 | 116.3080 | 119.2180 | 69.9100 | 69.1910 |
U2-U3 | 36.6450 | 37.8500 | 49.9000 | 50.2000 |
U2-U4 | 87.2890 | 88.2380 | 86.3360 | 85.1350 |
U3-U4 | 61.7590 | 61.1650 | 106.9630 | 105.8790 |
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 | 59454.20574205 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR 8799 |
HIERARCH ESO INS SOBJ NAME | HR8799b_new |
RA | 346.87242 |
DEC | 21.13412 |
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 | 40.874 |
HIERARCH ESO ISS PBL12 END | 42.059 |
HIERARCH ESO ISS PBLA12 START | 32.8 |
HIERARCH ESO ISS PBLA12 END | 34.0 |
HIERARCH ESO ISS PBL13 START | 76.656 |
HIERARCH ESO ISS PBL13 END | 79.113 |
HIERARCH ESO ISS PBLA13 START | 40.9 |
HIERARCH ESO ISS PBLA13 END | 41.7 |
HIERARCH ESO ISS PBL14 START | 116.308 |
HIERARCH ESO ISS PBL14 END | 119.218 |
HIERARCH ESO ISS PBLA14 START | 69.91 |
HIERARCH ESO ISS PBLA14 END | 69.191 |
HIERARCH ESO ISS PBL23 START | 36.645 |
HIERARCH ESO ISS PBL23 END | 37.85 |
HIERARCH ESO ISS PBLA23 START | 49.9 |
HIERARCH ESO ISS PBLA23 END | 50.2 |
HIERARCH ESO ISS PBL24 START | 87.289 |
HIERARCH ESO ISS PBL24 END | 88.238 |
HIERARCH ESO ISS PBLA24 START | 86.336 |
HIERARCH ESO ISS PBLA24 END | 85.135 |
HIERARCH ESO ISS PBL34 START | 61.759 |
HIERARCH ESO ISS PBL34 END | 61.165 |
HIERARCH ESO ISS PBLA34 START | 106.963 |
HIERARCH ESO ISS PBLA34 END | 105.879 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003712 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003479 |
HIERARCH ESO ISS AMBI TEMP | 10.57 |
HIERARCH ESO ISS AMBI FWHM START | 0.62 |
HIERARCH ESO ISS AMBI FWHM END | 0.74 |
HIERARCH ESO FT ROBJ NAME | HR_8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
HIERARCH ESO FT ROBJ DELTA | 210803.302 |