Exposure
ID
GRAVI.2021-02-11T03:07:45.460_1
Header ID
GRAVI.2021-02-11T03:07:45.460
Date updated
2021-02-11 03:22:13 UTC+0000
Release date
2022-02-11 03:22:13 UTC+0000
UTC Start
2021-02-11 03:07:45.460
UTC End
2021-02-11 03:11:45.460
MJD Start
59256.13038727
MJD End
59256.1331650478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002764
Ambient temperature (°C)
10.43
Seeing (arcsec)
0.725
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 83.0130 82.7090 146.4000 147.3000
A0-J2 106.6810 105.7430 122.9000 123.8000
A0-J3 105.0160 103.8970 64.2110 64.5270
G1-J2 45.0590 44.5090 75.6000 76.0000
G1-J3 124.6690 124.4000 22.9360 23.2560
J2-J3 103.6990 103.6930 2.7320 3.2770
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 59256.13038727
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 83.013
HIERARCH ESO ISS PBL12 END 82.709
HIERARCH ESO ISS PBLA12 START 146.4
HIERARCH ESO ISS PBLA12 END 147.3
HIERARCH ESO ISS PBL13 START 106.681
HIERARCH ESO ISS PBL13 END 105.743
HIERARCH ESO ISS PBLA13 START 122.9
HIERARCH ESO ISS PBLA13 END 123.8
HIERARCH ESO ISS PBL14 START 105.016
HIERARCH ESO ISS PBL14 END 103.897
HIERARCH ESO ISS PBLA14 START 64.211
HIERARCH ESO ISS PBLA14 END 64.527
HIERARCH ESO ISS PBL23 START 45.059
HIERARCH ESO ISS PBL23 END 44.509
HIERARCH ESO ISS PBLA23 START 75.6
HIERARCH ESO ISS PBLA23 END 76.0
HIERARCH ESO ISS PBL24 START 124.669
HIERARCH ESO ISS PBL24 END 124.4
HIERARCH ESO ISS PBLA24 START 22.936
HIERARCH ESO ISS PBLA24 END 23.256
HIERARCH ESO ISS PBL34 START 103.699
HIERARCH ESO ISS PBL34 END 103.693
HIERARCH ESO ISS PBLA34 START 2.732
HIERARCH ESO ISS PBLA34 END 3.277
HIERARCH ESO ISS AMBI TAU0 START 0.002607
HIERARCH ESO ISS AMBI TAU0 END 0.002921
HIERARCH ESO ISS AMBI TEMP 10.43
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.74