Exposure
ID
GRAVI.2021-10-04T08:25:23.872_1
Header ID
GRAVI.2021-10-04T08:25:23.872
Date updated
2021-10-04 08:39:00 UTC+0000
Release date
2022-10-04 08:39:00 UTC+0000
UTC Start
2021-10-04 08:25:23.872
UTC End
2021-10-04 08:29:23.872
MJD Start
59491.35097074
MJD End
59491.3537485178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0048905
Ambient temperature (°C)
12.17
Seeing (arcsec)
0.61
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 90.1700 90.0240 113.9000 114.0000
A0-J2 128.9740 129.1050 92.4000 92.4000
A0-K0 125.5110 125.9340 71.7640 71.8870
G1-J2 55.9780 56.2190 56.1000 56.3000
G1-K0 84.3140 84.5800 25.8690 26.2980
J2-K0 45.6540 45.5880 347.7840 348.2300
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 59491.35097074
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 90.17
HIERARCH ESO ISS PBL12 END 90.024
HIERARCH ESO ISS PBLA12 START 113.9
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 128.974
HIERARCH ESO ISS PBL13 END 129.105
HIERARCH ESO ISS PBLA13 START 92.4
HIERARCH ESO ISS PBLA13 END 92.4
HIERARCH ESO ISS PBL14 START 125.511
HIERARCH ESO ISS PBL14 END 125.934
HIERARCH ESO ISS PBLA14 START 71.764
HIERARCH ESO ISS PBLA14 END 71.887
HIERARCH ESO ISS PBL23 START 55.978
HIERARCH ESO ISS PBL23 END 56.219
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 84.314
HIERARCH ESO ISS PBL24 END 84.58
HIERARCH ESO ISS PBLA24 START 25.869
HIERARCH ESO ISS PBLA24 END 26.298
HIERARCH ESO ISS PBL34 START 45.654
HIERARCH ESO ISS PBL34 END 45.588
HIERARCH ESO ISS PBLA34 START 347.784
HIERARCH ESO ISS PBLA34 END 348.23
HIERARCH ESO ISS AMBI TAU0 START 0.00524
HIERARCH ESO ISS AMBI TAU0 END 0.004541
HIERARCH ESO ISS AMBI TEMP 12.17
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.57