Exposure
ID
GRAVI.2020-12-25T03:39:06.777_1
Header ID
GRAVI.2020-12-25T03:39:06.777
Date updated
2020-12-25 03:56:07 UTC+0000
Release date
2021-12-25 03:56:07 UTC+0000
UTC Start
2020-12-25 03:39:06.777
UTC End
2020-12-25 03:43:06.777
MJD Start
59208.15216177
MJD End
59208.1549395478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003796
Ambient temperature (°C)
14.76
Seeing (arcsec)
0.82
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 23.8110 23.7120 142.0000 142.4000
A0-D0 31.9750 31.9940 72.6000 72.7000
A0-J3 129.8760 130.2270 49.0180 49.2120
B2-D0 32.4560 32.5450 29.3000 29.6000
B2-J3 133.2610 133.6540 38.7390 39.0080
D0-J3 101.3890 101.6860 41.7610 42.0080
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 59208.15216177
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 23.811
HIERARCH ESO ISS PBL12 END 23.712
HIERARCH ESO ISS PBLA12 START 142.0
HIERARCH ESO ISS PBLA12 END 142.4
HIERARCH ESO ISS PBL13 START 31.975
HIERARCH ESO ISS PBL13 END 31.994
HIERARCH ESO ISS PBLA13 START 72.6
HIERARCH ESO ISS PBLA13 END 72.7
HIERARCH ESO ISS PBL14 START 129.876
HIERARCH ESO ISS PBL14 END 130.227
HIERARCH ESO ISS PBLA14 START 49.018
HIERARCH ESO ISS PBLA14 END 49.212
HIERARCH ESO ISS PBL23 START 32.456
HIERARCH ESO ISS PBL23 END 32.545
HIERARCH ESO ISS PBLA23 START 29.3
HIERARCH ESO ISS PBLA23 END 29.6
HIERARCH ESO ISS PBL24 START 133.261
HIERARCH ESO ISS PBL24 END 133.654
HIERARCH ESO ISS PBLA24 START 38.739
HIERARCH ESO ISS PBLA24 END 39.008
HIERARCH ESO ISS PBL34 START 101.389
HIERARCH ESO ISS PBL34 END 101.686
HIERARCH ESO ISS PBLA34 START 41.761
HIERARCH ESO ISS PBLA34 END 42.008
HIERARCH ESO ISS AMBI TAU0 START 0.003635
HIERARCH ESO ISS AMBI TAU0 END 0.003957
HIERARCH ESO ISS AMBI TEMP 14.76
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.78