Exposure
ID
GRAVI.2021-03-07T01:03:02.143_1
Header ID
GRAVI.2021-03-07T01:03:02.143
Date updated
2021-03-07 01:16:18 UTC+0000
Release date
2022-03-07 01:16:18 UTC+0000
UTC Start
2021-03-07 01:03:02.143
UTC End
2021-03-07 01:07:02.143
MJD Start
59280.0437748
MJD End
59280.0465525778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.005826
Ambient temperature (°C)
13.66
Seeing (arcsec)
0.9
Observation
ID
47044
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
35309
Name
HIP22812
RA
73.615557
DEC
-3.22593
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 68.1870 67.2780 125.4000 126.0000
A0-J2 102.7650 101.2950 95.7000 95.8000
A0-J3 128.8860 128.4360 50.4700 50.3640
G1-J2 55.0940 54.7900 57.9000 57.7000
G1-J3 129.1640 129.3470 19.8210 20.1040
J2-J3 92.2580 92.2350 358.2210 358.8360
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 59280.0437748
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.615557
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.187
HIERARCH ESO ISS PBL12 END 67.278
HIERARCH ESO ISS PBLA12 START 125.4
HIERARCH ESO ISS PBLA12 END 126.0
HIERARCH ESO ISS PBL13 START 102.765
HIERARCH ESO ISS PBL13 END 101.295
HIERARCH ESO ISS PBLA13 START 95.7
HIERARCH ESO ISS PBLA13 END 95.8
HIERARCH ESO ISS PBL14 START 128.886
HIERARCH ESO ISS PBL14 END 128.436
HIERARCH ESO ISS PBLA14 START 50.47
HIERARCH ESO ISS PBLA14 END 50.364
HIERARCH ESO ISS PBL23 START 55.094
HIERARCH ESO ISS PBL23 END 54.79
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 129.164
HIERARCH ESO ISS PBL24 END 129.347
HIERARCH ESO ISS PBLA24 START 19.821
HIERARCH ESO ISS PBLA24 END 20.104
HIERARCH ESO ISS PBL34 START 92.258
HIERARCH ESO ISS PBL34 END 92.235
HIERARCH ESO ISS PBLA34 START 358.221
HIERARCH ESO ISS PBLA34 END 358.836
HIERARCH ESO ISS AMBI TAU0 START 0.006892
HIERARCH ESO ISS AMBI TAU0 END 0.00476
HIERARCH ESO ISS AMBI TEMP 13.66
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 1.07