Exposure
ID
GRAVI.2023-10-01T04:11:53.241_1
Header ID
GRAVI.2023-10-01T04:11:53.241
Date updated
2023-10-01 04:30:23 UTC+0000
Release date
2024-10-01 04:30:23 UTC+0000
UTC Start
2023-10-01 04:11:53.241
UTC End
2023-10-01 04:18:33.241
MJD Start
60218.17492177
MJD End
60218.179551399626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0062699999999999995
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.405
Observation
ID
57157
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
42374
Name
HR8799
RA
346.86788
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 76.9440 75.6120 105.2000 104.9000
A0-J2 124.2000 123.1410 86.5000 85.8000
A0-K0 127.9810 127.9360 71.5180 70.8850
G1-J2 56.9930 57.2700 60.7000 60.3000
G1-K0 76.8980 77.7160 37.7960 37.9480
J2-K0 32.9940 32.9240 355.5030 356.6350
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 60218.17492177
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 218396
HIERARCH ESO INS SOBJ NAME HR8799
RA 346.86788
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 76.944
HIERARCH ESO ISS PBL12 END 75.612
HIERARCH ESO ISS PBLA12 START 105.2
HIERARCH ESO ISS PBLA12 END 104.9
HIERARCH ESO ISS PBL13 START 124.2
HIERARCH ESO ISS PBL13 END 123.141
HIERARCH ESO ISS PBLA13 START 86.5
HIERARCH ESO ISS PBLA13 END 85.8
HIERARCH ESO ISS PBL14 START 127.981
HIERARCH ESO ISS PBL14 END 127.936
HIERARCH ESO ISS PBLA14 START 71.518
HIERARCH ESO ISS PBLA14 END 70.885
HIERARCH ESO ISS PBL23 START 56.993
HIERARCH ESO ISS PBL23 END 57.27
HIERARCH ESO ISS PBLA23 START 60.7
HIERARCH ESO ISS PBLA23 END 60.3
HIERARCH ESO ISS PBL24 START 76.898
HIERARCH ESO ISS PBL24 END 77.716
HIERARCH ESO ISS PBLA24 START 37.796
HIERARCH ESO ISS PBLA24 END 37.948
HIERARCH ESO ISS PBL34 START 32.994
HIERARCH ESO ISS PBL34 END 32.924
HIERARCH ESO ISS PBLA34 START 355.503
HIERARCH ESO ISS PBLA34 END 356.635
HIERARCH ESO ISS AMBI TAU0 START 0.007311
HIERARCH ESO ISS AMBI TAU0 END 0.005229
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.42