Exposure
ID
GRAVI.2021-01-18T01:56:10.568_1
Header ID
GRAVI.2021-01-18T01:56:10.568
Date updated
2021-01-18 02:11:02 UTC+0000
Release date
2022-01-18 02:11:02 UTC+0000
UTC Start
2021-01-18 01:56:10.568
UTC End
2021-01-18 02:00:10.568
MJD Start
59232.08067787
MJD End
59232.0834556478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0033325
Ambient temperature (°C)
11.53
Seeing (arcsec)
1.05
Observation
ID
46400
Category
science
Program ID
1103.C-0477(D)
Program Title
ARMADA: ARANGEMENT FOR MICRO-ARCSECOND DIFFERENTIAL ASTROMETRY TO DETECT GIANT PLANETS AROUND HOT STARS
Program Type
DDT
PI / COI
GARDNER/ MONNIER/ LE BOUQUIN/ KRAUS/ IRELAND/ WOILLEZ/ BERGER/ LAGRANGE/ SEGRANSAN/ KRATTER/ SAHLMANN/ ZHOU/ QUELOZ/ PHUHL/ MOUILLET/ LACOUR/ KERVELLA
Target
ID
34629
Name
HIP22812
RA
73.615556
DEC
-3.22593
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.7040 88.3880 114.8000 114.9000
A0-J2 128.9960 128.8290 92.8000 92.8000
A0-J3 129.0990 129.4970 48.5960 48.8100
G1-J2 57.3430 57.4940 57.4000 57.5000
G1-J3 123.6100 123.7290 7.5670 8.0290
J2-J3 97.0510 96.8240 340.7370 341.1870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(D)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59232.08067787
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.615556
DEC -3.22593
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 88.704
HIERARCH ESO ISS PBL12 END 88.388
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 128.996
HIERARCH ESO ISS PBL13 END 128.829
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 129.099
HIERARCH ESO ISS PBL14 END 129.497
HIERARCH ESO ISS PBLA14 START 48.596
HIERARCH ESO ISS PBLA14 END 48.81
HIERARCH ESO ISS PBL23 START 57.343
HIERARCH ESO ISS PBL23 END 57.494
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 57.5
HIERARCH ESO ISS PBL24 START 123.61
HIERARCH ESO ISS PBL24 END 123.729
HIERARCH ESO ISS PBLA24 START 7.567
HIERARCH ESO ISS PBLA24 END 8.029
HIERARCH ESO ISS PBL34 START 97.051
HIERARCH ESO ISS PBL34 END 96.824
HIERARCH ESO ISS PBLA34 START 340.737
HIERARCH ESO ISS PBLA34 END 341.187
HIERARCH ESO ISS AMBI TAU0 START 0.003588
HIERARCH ESO ISS AMBI TAU0 END 0.003077
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 1.1