Exposure
ID
GRAVI.2023-08-23T07:58:32.350_1
Header ID
GRAVI.2023-08-23T07:58:32.350
Date updated
2023-08-23 08:15:35 UTC+0000
Release date
2024-08-23 08:15:35 UTC+0000
UTC Start
2023-08-23 07:58:32.350
UTC End
2023-08-23 08:05:12.350
MJD Start
60179.33231886
MJD End
60179.3369484896
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0043225
Ambient temperature (°C)
13.47
Seeing (arcsec)
0.5
Observation
ID
56651
Category
science
Program ID
110.249Q.001
Program Title
SPIN-ORBIT ALIGNMENT IN THE HR 8799 PLANETARY SYSTEM
Program Type
Normal
PI / COI
LU/ KRAUS/ GARDNER
Target
ID
41973
Name
HR8799
RA
346.867881
DEC
21.13399
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 60.0680 58.1680 101.9000 101.7000
A0-J2 108.3660 106.3710 78.7000 77.9000
A0-K0 123.1240 122.1990 63.9070 63.0590
G1-J2 58.1660 58.0880 54.8000 54.1000
G1-K0 84.3390 84.8960 37.8880 37.7410
J2-K0 33.2720 33.4110 7.4070 8.4830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.249Q.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60179.33231886
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 218396
HIERARCH ESO INS SOBJ NAME HR8799
RA 346.867881
DEC 21.13399
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 60.068
HIERARCH ESO ISS PBL12 END 58.168
HIERARCH ESO ISS PBLA12 START 101.9
HIERARCH ESO ISS PBLA12 END 101.7
HIERARCH ESO ISS PBL13 START 108.366
HIERARCH ESO ISS PBL13 END 106.371
HIERARCH ESO ISS PBLA13 START 78.7
HIERARCH ESO ISS PBLA13 END 77.9
HIERARCH ESO ISS PBL14 START 123.124
HIERARCH ESO ISS PBL14 END 122.199
HIERARCH ESO ISS PBLA14 START 63.907
HIERARCH ESO ISS PBLA14 END 63.059
HIERARCH ESO ISS PBL23 START 58.166
HIERARCH ESO ISS PBL23 END 58.088
HIERARCH ESO ISS PBLA23 START 54.8
HIERARCH ESO ISS PBLA23 END 54.1
HIERARCH ESO ISS PBL24 START 84.339
HIERARCH ESO ISS PBL24 END 84.896
HIERARCH ESO ISS PBLA24 START 37.888
HIERARCH ESO ISS PBLA24 END 37.741
HIERARCH ESO ISS PBL34 START 33.272
HIERARCH ESO ISS PBL34 END 33.411
HIERARCH ESO ISS PBLA34 START 7.407
HIERARCH ESO ISS PBLA34 END 8.483
HIERARCH ESO ISS AMBI TAU0 START 0.004315
HIERARCH ESO ISS AMBI TAU0 END 0.00433
HIERARCH ESO ISS AMBI TEMP 13.47
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.49