Exposure
ID
GRAVI.2023-08-23T07:43:50.312_1
Header ID
GRAVI.2023-08-23T07:43:50.312
Date updated
2023-08-23 08:00:23 UTC+0000
Release date
2024-08-23 08:00:23 UTC+0000
UTC Start
2023-08-23 07:43:50.312
UTC End
2023-08-23 07:50:30.312
MJD Start
60179.32211009
MJD End
60179.3267397196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0050705
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.475
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 63.9360 62.1390 102.5000 102.2000
A0-J2 112.3340 110.5070 80.5000 79.7000
A0-K0 124.8380 124.0720 65.6190 64.8230
G1-J2 58.2290 58.2170 56.1000 55.5000
G1-K0 83.0690 83.6830 38.1140 38.0200
J2-K0 33.0400 33.1390 5.0710 6.1790
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 60179.32211009
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 63.936
HIERARCH ESO ISS PBL12 END 62.139
HIERARCH ESO ISS PBLA12 START 102.5
HIERARCH ESO ISS PBLA12 END 102.2
HIERARCH ESO ISS PBL13 START 112.334
HIERARCH ESO ISS PBL13 END 110.507
HIERARCH ESO ISS PBLA13 START 80.5
HIERARCH ESO ISS PBLA13 END 79.7
HIERARCH ESO ISS PBL14 START 124.838
HIERARCH ESO ISS PBL14 END 124.072
HIERARCH ESO ISS PBLA14 START 65.619
HIERARCH ESO ISS PBLA14 END 64.823
HIERARCH ESO ISS PBL23 START 58.229
HIERARCH ESO ISS PBL23 END 58.217
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 55.5
HIERARCH ESO ISS PBL24 START 83.069
HIERARCH ESO ISS PBL24 END 83.683
HIERARCH ESO ISS PBLA24 START 38.114
HIERARCH ESO ISS PBLA24 END 38.02
HIERARCH ESO ISS PBL34 START 33.04
HIERARCH ESO ISS PBL34 END 33.139
HIERARCH ESO ISS PBLA34 START 5.071
HIERARCH ESO ISS PBLA34 END 6.179
HIERARCH ESO ISS AMBI TAU0 START 0.004894
HIERARCH ESO ISS AMBI TAU0 END 0.005247
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.46