Exposure
- ID
- GRAVI.2023-07-02T08:46:16.462_2
- Header ID
- GRAVI.2023-07-02T08:46:16.462
- Date updated
- 2023-07-02 09:01:49 UTC+0000
- Release date
- 2024-07-02 09:01:49 UTC+0000
- UTC Start
- 2023-07-02 08:46:16.462
- UTC End
- 2023-07-02 08:52:56.462
- MJD Start
- 60127.36546831
- MJD End
- 60127.3700979396
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038085
- Ambient temperature (°C)
- 13.57
- Seeing (arcsec)
- 0.775
Observation
- ID
- 56117
- Category
- science
- Program ID
- 1104.C-0651(G)
- 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
- 41566
- Name
- HR_8799
- 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 | 41.2120 | 41.8160 | 33.1000 | 33.8000 |
U1-U3 | 77.3650 | 78.6160 | 41.1000 | 41.5000 |
U1-U4 | 117.1790 | 118.6550 | 69.7120 | 69.3440 |
U2-U3 | 36.9970 | 37.6100 | 50.0000 | 50.2000 |
U2-U4 | 87.5910 | 88.0680 | 85.9930 | 85.3800 |
U3-U4 | 61.6060 | 61.3000 | 106.6460 | 106.0950 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 1104.C-0651(G) |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60127.36546831 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR 8799 |
HIERARCH ESO INS SOBJ NAME | HR8799c |
RA | 346.871781 |
DEC | 21.1342 |
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 | 418.0 |
HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
HIERARCH ESO DET2 NDIT | 4 |
HIERARCH ESO ISS PBL12 START | 41.212 |
HIERARCH ESO ISS PBL12 END | 41.816 |
HIERARCH ESO ISS PBLA12 START | 33.1 |
HIERARCH ESO ISS PBLA12 END | 33.8 |
HIERARCH ESO ISS PBL13 START | 77.365 |
HIERARCH ESO ISS PBL13 END | 78.616 |
HIERARCH ESO ISS PBLA13 START | 41.1 |
HIERARCH ESO ISS PBLA13 END | 41.5 |
HIERARCH ESO ISS PBL14 START | 117.179 |
HIERARCH ESO ISS PBL14 END | 118.655 |
HIERARCH ESO ISS PBLA14 START | 69.712 |
HIERARCH ESO ISS PBLA14 END | 69.344 |
HIERARCH ESO ISS PBL23 START | 36.997 |
HIERARCH ESO ISS PBL23 END | 37.61 |
HIERARCH ESO ISS PBLA23 START | 50.0 |
HIERARCH ESO ISS PBLA23 END | 50.2 |
HIERARCH ESO ISS PBL24 START | 87.591 |
HIERARCH ESO ISS PBL24 END | 88.068 |
HIERARCH ESO ISS PBLA24 START | 85.993 |
HIERARCH ESO ISS PBLA24 END | 85.38 |
HIERARCH ESO ISS PBL34 START | 61.606 |
HIERARCH ESO ISS PBL34 END | 61.3 |
HIERARCH ESO ISS PBLA34 START | 106.646 |
HIERARCH ESO ISS PBLA34 END | 106.095 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003568 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004049 |
HIERARCH ESO ISS AMBI TEMP | 13.57 |
HIERARCH ESO ISS AMBI FWHM START | 0.75 |
HIERARCH ESO ISS AMBI FWHM END | 0.8 |
HIERARCH ESO FT ROBJ NAME | HR_8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
HIERARCH ESO FT ROBJ DELTA | 210803.310 |