Exposure
- ID
- GRAVI.2021-08-27T04:44:26.675_2
- Header ID
- GRAVI.2021-08-27T04:44:26.675
- Date updated
- 2021-08-27 05:13:53 UTC+0000
- Release date
- 2022-08-27 05:13:53 UTC+0000
- UTC Start
- 2021-08-27 04:44:26.675
- UTC End
- 2021-08-27 04:57:46.675
- MJD Start
- 59453.19753096
- MJD End
- 59453.2067902193
- Exposure time (s)
- 800.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004377
- Ambient temperature (°C)
- 8.36
- Seeing (arcsec)
- 0.75
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 | 39.5240 | 40.7020 | 31.1000 | 32.6000 |
U1-U3 | 73.7720 | 76.2930 | 39.7000 | 40.7000 |
U1-U4 | 112.5640 | 115.8570 | 70.6650 | 70.0080 |
U2-U3 | 35.1920 | 36.4650 | 49.4000 | 49.9000 |
U2-U4 | 85.8650 | 87.1280 | 87.7150 | 86.5100 |
U3-U4 | 62.2190 | 61.8310 | 108.2560 | 107.1230 |
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 | 59453.19753096 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR 8799 |
HIERARCH ESO INS SOBJ NAME | HR8799b_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 | 39.524 |
HIERARCH ESO ISS PBL12 END | 40.702 |
HIERARCH ESO ISS PBLA12 START | 31.1 |
HIERARCH ESO ISS PBLA12 END | 32.6 |
HIERARCH ESO ISS PBL13 START | 73.772 |
HIERARCH ESO ISS PBL13 END | 76.293 |
HIERARCH ESO ISS PBLA13 START | 39.7 |
HIERARCH ESO ISS PBLA13 END | 40.7 |
HIERARCH ESO ISS PBL14 START | 112.564 |
HIERARCH ESO ISS PBL14 END | 115.857 |
HIERARCH ESO ISS PBLA14 START | 70.665 |
HIERARCH ESO ISS PBLA14 END | 70.008 |
HIERARCH ESO ISS PBL23 START | 35.192 |
HIERARCH ESO ISS PBL23 END | 36.465 |
HIERARCH ESO ISS PBLA23 START | 49.4 |
HIERARCH ESO ISS PBLA23 END | 49.9 |
HIERARCH ESO ISS PBL24 START | 85.865 |
HIERARCH ESO ISS PBL24 END | 87.128 |
HIERARCH ESO ISS PBLA24 START | 87.715 |
HIERARCH ESO ISS PBLA24 END | 86.51 |
HIERARCH ESO ISS PBL34 START | 62.219 |
HIERARCH ESO ISS PBL34 END | 61.831 |
HIERARCH ESO ISS PBLA34 START | 108.256 |
HIERARCH ESO ISS PBLA34 END | 107.123 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004453 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004301 |
HIERARCH ESO ISS AMBI TEMP | 8.36 |
HIERARCH ESO ISS AMBI FWHM START | 0.68 |
HIERARCH ESO ISS AMBI FWHM END | 0.82 |
HIERARCH ESO FT ROBJ NAME | HR_8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
HIERARCH ESO FT ROBJ DELTA | 210803.302 |