Exposure
ID
GRAVI.2023-08-23T07:14:23.237_1
Header ID
GRAVI.2023-08-23T07:14:23.237
Date updated
2023-08-23 07:30:38 UTC+0000
Release date
2024-08-23 07:30:38 UTC+0000
UTC Start
2023-08-23 07:14:23.237
UTC End
2023-08-23 07:21:03.237
MJD Start
60179.30165784
MJD End
60179.3062874696
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004983
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.58
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 70.9650 69.3920 103.8000 103.4000
A0-J2 119.1120 117.6550 83.6000 82.9000
A0-K0 127.1860 126.7670 68.7400 68.0360
G1-J2 57.9160 58.0440 58.6000 58.1000
G1-K0 80.1830 80.9060 38.2100 38.2330
J2-K0 32.8380 32.8530 0.2710 1.4160
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 60179.30165784
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 70.965
HIERARCH ESO ISS PBL12 END 69.392
HIERARCH ESO ISS PBLA12 START 103.8
HIERARCH ESO ISS PBLA12 END 103.4
HIERARCH ESO ISS PBL13 START 119.112
HIERARCH ESO ISS PBL13 END 117.655
HIERARCH ESO ISS PBLA13 START 83.6
HIERARCH ESO ISS PBLA13 END 82.9
HIERARCH ESO ISS PBL14 START 127.186
HIERARCH ESO ISS PBL14 END 126.767
HIERARCH ESO ISS PBLA14 START 68.74
HIERARCH ESO ISS PBLA14 END 68.036
HIERARCH ESO ISS PBL23 START 57.916
HIERARCH ESO ISS PBL23 END 58.044
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.1
HIERARCH ESO ISS PBL24 START 80.183
HIERARCH ESO ISS PBL24 END 80.906
HIERARCH ESO ISS PBLA24 START 38.21
HIERARCH ESO ISS PBLA24 END 38.233
HIERARCH ESO ISS PBL34 START 32.838
HIERARCH ESO ISS PBL34 END 32.853
HIERARCH ESO ISS PBLA34 START 0.271
HIERARCH ESO ISS PBLA34 END 1.416
HIERARCH ESO ISS AMBI TAU0 START 0.005081
HIERARCH ESO ISS AMBI TAU0 END 0.004885
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.54