Exposure
ID
GRAVI.2021-02-11T03:31:03.518_1
Header ID
GRAVI.2021-02-11T03:31:03.518
Date updated
2021-02-11 03:46:03 UTC+0000
Release date
2022-02-11 03:46:03 UTC+0000
UTC Start
2021-02-11 03:31:03.518
UTC End
2021-02-11 03:35:03.518
MJD Start
59256.1465685
MJD End
59256.1493462778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0025315
Ambient temperature (°C)
10.36
Seeing (arcsec)
0.685
Observation
ID
46729
Category
science
Program ID
1103.C-0477(C)
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
35077
Name
HIP22573
RA
72.866326
DEC
-34.90639
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 81.3800 81.0960 151.6000 152.6000
A0-J2 101.4690 100.5100 128.3000 129.3000
A0-J3 98.5960 97.3550 65.8760 66.1640
G1-J2 41.9080 41.3000 77.9000 78.4000
G1-J3 123.0920 122.7770 24.6260 24.9190
J2-J3 103.6500 103.6360 5.7060 6.2450
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59256.1465685
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31093
HIERARCH ESO INS SOBJ NAME HIP22573
RA 72.866326
DEC -34.90639
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 81.38
HIERARCH ESO ISS PBL12 END 81.096
HIERARCH ESO ISS PBLA12 START 151.6
HIERARCH ESO ISS PBLA12 END 152.6
HIERARCH ESO ISS PBL13 START 101.469
HIERARCH ESO ISS PBL13 END 100.51
HIERARCH ESO ISS PBLA13 START 128.3
HIERARCH ESO ISS PBLA13 END 129.3
HIERARCH ESO ISS PBL14 START 98.596
HIERARCH ESO ISS PBL14 END 97.355
HIERARCH ESO ISS PBLA14 START 65.876
HIERARCH ESO ISS PBLA14 END 66.164
HIERARCH ESO ISS PBL23 START 41.908
HIERARCH ESO ISS PBL23 END 41.3
HIERARCH ESO ISS PBLA23 START 77.9
HIERARCH ESO ISS PBLA23 END 78.4
HIERARCH ESO ISS PBL24 START 123.092
HIERARCH ESO ISS PBL24 END 122.777
HIERARCH ESO ISS PBLA24 START 24.626
HIERARCH ESO ISS PBLA24 END 24.919
HIERARCH ESO ISS PBL34 START 103.65
HIERARCH ESO ISS PBL34 END 103.636
HIERARCH ESO ISS PBLA34 START 5.706
HIERARCH ESO ISS PBLA34 END 6.245
HIERARCH ESO ISS AMBI TAU0 START 0.002753
HIERARCH ESO ISS AMBI TAU0 END 0.00231
HIERARCH ESO ISS AMBI TEMP 10.36
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.78