Exposure
ID
GRAVI.2021-10-04T08:34:29.895_1
Header ID
GRAVI.2021-10-04T08:34:29.895
Date updated
2021-10-04 08:48:54 UTC+0000
Release date
2022-10-04 08:48:54 UTC+0000
UTC Start
2021-10-04 08:34:29.895
UTC End
2021-10-04 08:38:29.895
MJD Start
59491.35729045
MJD End
59491.3600682278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.005106
Ambient temperature (°C)
11.91
Seeing (arcsec)
0.655
Observation
ID
48428
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
36309
Name
HIP22812
RA
73.614448
DEC
-3.22593
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 89.8270 89.6270 114.2000 114.3000
A0-J2 129.1980 129.2330 92.5000 92.6000
A0-K0 126.3660 126.7040 72.0190 72.1220
G1-J2 56.4770 56.6900 56.5000 56.7000
G1-K0 84.8790 85.1400 26.7710 27.1710
J2-K0 45.5160 45.4550 348.7420 349.1920
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 59491.35729045
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.614448
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.827
HIERARCH ESO ISS PBL12 END 89.627
HIERARCH ESO ISS PBLA12 START 114.2
HIERARCH ESO ISS PBLA12 END 114.3
HIERARCH ESO ISS PBL13 START 129.198
HIERARCH ESO ISS PBL13 END 129.233
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 126.366
HIERARCH ESO ISS PBL14 END 126.704
HIERARCH ESO ISS PBLA14 START 72.019
HIERARCH ESO ISS PBLA14 END 72.122
HIERARCH ESO ISS PBL23 START 56.477
HIERARCH ESO ISS PBL23 END 56.69
HIERARCH ESO ISS PBLA23 START 56.5
HIERARCH ESO ISS PBLA23 END 56.7
HIERARCH ESO ISS PBL24 START 84.879
HIERARCH ESO ISS PBL24 END 85.14
HIERARCH ESO ISS PBLA24 START 26.771
HIERARCH ESO ISS PBLA24 END 27.171
HIERARCH ESO ISS PBL34 START 45.516
HIERARCH ESO ISS PBL34 END 45.455
HIERARCH ESO ISS PBLA34 START 348.742
HIERARCH ESO ISS PBLA34 END 349.192
HIERARCH ESO ISS AMBI TAU0 START 0.00498
HIERARCH ESO ISS AMBI TAU0 END 0.005232
HIERARCH ESO ISS AMBI TEMP 11.91
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.69