Exposure
ID
GRAVI.2021-01-15T02:52:19.421_1
Header ID
GRAVI.2021-01-15T02:52:19.421
Date updated
2021-01-15 03:06:21 UTC+0000
Release date
2022-01-15 03:06:21 UTC+0000
UTC Start
2021-01-15 02:52:19.421
UTC End
2021-01-15 02:56:19.421
MJD Start
59229.11966923
MJD End
59229.1224470078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002171
Ambient temperature (°C)
13.3
Seeing (arcsec)
1.25
Observation
ID
46343
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
34858
Name
HIP22812
RA
73.615966
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 84.2380 83.6780 116.8000 117.1000
A0-J2 125.0840 124.4610 93.5000 93.6000
A0-J3 132.0260 132.1590 50.3140 50.4240
G1-J2 58.2260 58.2280 58.5000 58.6000
G1-J3 125.1230 125.2940 12.1860 12.6050
J2-J3 94.8130 94.6210 345.8010 346.3300
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 59229.11966923
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.615966
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 84.238
HIERARCH ESO ISS PBL12 END 83.678
HIERARCH ESO ISS PBLA12 START 116.8
HIERARCH ESO ISS PBLA12 END 117.1
HIERARCH ESO ISS PBL13 START 125.084
HIERARCH ESO ISS PBL13 END 124.461
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.6
HIERARCH ESO ISS PBL14 START 132.026
HIERARCH ESO ISS PBL14 END 132.159
HIERARCH ESO ISS PBLA14 START 50.314
HIERARCH ESO ISS PBLA14 END 50.424
HIERARCH ESO ISS PBL23 START 58.226
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 125.123
HIERARCH ESO ISS PBL24 END 125.294
HIERARCH ESO ISS PBLA24 START 12.186
HIERARCH ESO ISS PBLA24 END 12.605
HIERARCH ESO ISS PBL34 START 94.813
HIERARCH ESO ISS PBL34 END 94.621
HIERARCH ESO ISS PBLA34 START 345.801
HIERARCH ESO ISS PBLA34 END 346.33
HIERARCH ESO ISS AMBI TAU0 START 0.002274
HIERARCH ESO ISS AMBI TAU0 END 0.002068
HIERARCH ESO ISS AMBI TEMP 13.3
HIERARCH ESO ISS AMBI FWHM START 1.13
HIERARCH ESO ISS AMBI FWHM END 1.37