Exposure
ID
GRAVI.2023-08-23T07:29:08.275_1
Header ID
GRAVI.2023-08-23T07:29:08.275
Date updated
2023-08-23 07:45:37 UTC+0000
Release date
2024-08-23 07:45:36 UTC+0000
UTC Start
2023-08-23 07:29:08.275
UTC End
2023-08-23 07:35:48.275
MJD Start
60179.31190133
MJD End
60179.3165309596
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.00473
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.565
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 67.5680 65.8800 103.1000 102.8000
A0-J2 115.9190 114.2720 82.1000 81.3000
A0-K0 126.1970 125.6000 67.2250 66.4750
G1-J2 58.1480 58.2040 57.4000 56.8000
G1-K0 81.6840 82.3530 38.2240 38.1850
J2-K0 32.8940 32.9520 2.6880 3.8180
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 60179.31190133
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 67.568
HIERARCH ESO ISS PBL12 END 65.88
HIERARCH ESO ISS PBLA12 START 103.1
HIERARCH ESO ISS PBLA12 END 102.8
HIERARCH ESO ISS PBL13 START 115.919
HIERARCH ESO ISS PBL13 END 114.272
HIERARCH ESO ISS PBLA13 START 82.1
HIERARCH ESO ISS PBLA13 END 81.3
HIERARCH ESO ISS PBL14 START 126.197
HIERARCH ESO ISS PBL14 END 125.6
HIERARCH ESO ISS PBLA14 START 67.225
HIERARCH ESO ISS PBLA14 END 66.475
HIERARCH ESO ISS PBL23 START 58.148
HIERARCH ESO ISS PBL23 END 58.204
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 81.684
HIERARCH ESO ISS PBL24 END 82.353
HIERARCH ESO ISS PBLA24 START 38.224
HIERARCH ESO ISS PBLA24 END 38.185
HIERARCH ESO ISS PBL34 START 32.894
HIERARCH ESO ISS PBL34 END 32.952
HIERARCH ESO ISS PBLA34 START 2.688
HIERARCH ESO ISS PBLA34 END 3.818
HIERARCH ESO ISS AMBI TAU0 START 0.004885
HIERARCH ESO ISS AMBI TAU0 END 0.004575
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.56