Exposure
ID
GRAVI.2020-12-25T04:02:09.835_1
Header ID
GRAVI.2020-12-25T04:02:09.835
Date updated
2020-12-25 04:15:42 UTC+0000
Release date
2021-12-25 04:15:41 UTC+0000
UTC Start
2020-12-25 04:02:09.835
UTC End
2020-12-25 04:06:09.835
MJD Start
59208.16816939
MJD End
59208.1709471678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0045675
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.79
Observation
ID
46082
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 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.2500 23.1410 144.2000 144.6000
A0-D0 31.9570 31.9220 72.9000 73.0000
A0-J3 131.4720 131.6840 49.9400 50.0720
B2-D0 32.9150 32.9930 31.0000 31.2000
B2-J3 135.1860 135.4860 40.0620 40.2680
D0-J3 102.8170 103.0310 42.9630 43.1460
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 59208.16816939
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 B2
HIERARCH ESO ISS CONF STATION3 D0
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 23.25
HIERARCH ESO ISS PBL12 END 23.141
HIERARCH ESO ISS PBLA12 START 144.2
HIERARCH ESO ISS PBLA12 END 144.6
HIERARCH ESO ISS PBL13 START 31.957
HIERARCH ESO ISS PBL13 END 31.922
HIERARCH ESO ISS PBLA13 START 72.9
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 131.472
HIERARCH ESO ISS PBL14 END 131.684
HIERARCH ESO ISS PBLA14 START 49.94
HIERARCH ESO ISS PBLA14 END 50.072
HIERARCH ESO ISS PBL23 START 32.915
HIERARCH ESO ISS PBL23 END 32.993
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.2
HIERARCH ESO ISS PBL24 START 135.186
HIERARCH ESO ISS PBL24 END 135.486
HIERARCH ESO ISS PBLA24 START 40.062
HIERARCH ESO ISS PBLA24 END 40.268
HIERARCH ESO ISS PBL34 START 102.817
HIERARCH ESO ISS PBL34 END 103.031
HIERARCH ESO ISS PBLA34 START 42.963
HIERARCH ESO ISS PBLA34 END 43.146
HIERARCH ESO ISS AMBI TAU0 START 0.004725
HIERARCH ESO ISS AMBI TAU0 END 0.00441
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.8