Exposure
ID
GRAVI.2021-10-04T08:56:29.950_1
Header ID
GRAVI.2021-10-04T08:56:29.950
Date updated
2021-10-04 09:09:32 UTC+0000
Release date
2022-10-04 09:09:32 UTC+0000
UTC Start
2021-10-04 08:56:29.950
UTC End
2021-10-04 09:00:29.950
MJD Start
59491.37256886
MJD End
59491.3753466378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0050935
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.805
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 88.5170 88.1860 114.8000 115.0000
A0-J2 128.9000 128.7040 92.8000 92.9000
A0-K0 127.6880 127.8210 72.5120 72.5900
G1-J2 57.4340 57.5770 57.5000 57.6000
G1-K0 86.1960 86.4410 28.7500 29.1040
J2-K0 45.2220 45.1710 351.1420 351.6220
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 59491.37256886
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 88.517
HIERARCH ESO ISS PBL12 END 88.186
HIERARCH ESO ISS PBLA12 START 114.8
HIERARCH ESO ISS PBLA12 END 115.0
HIERARCH ESO ISS PBL13 START 128.9
HIERARCH ESO ISS PBL13 END 128.704
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 127.688
HIERARCH ESO ISS PBL14 END 127.821
HIERARCH ESO ISS PBLA14 START 72.512
HIERARCH ESO ISS PBLA14 END 72.59
HIERARCH ESO ISS PBL23 START 57.434
HIERARCH ESO ISS PBL23 END 57.577
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 86.196
HIERARCH ESO ISS PBL24 END 86.441
HIERARCH ESO ISS PBLA24 START 28.75
HIERARCH ESO ISS PBLA24 END 29.104
HIERARCH ESO ISS PBL34 START 45.222
HIERARCH ESO ISS PBL34 END 45.171
HIERARCH ESO ISS PBLA34 START 351.142
HIERARCH ESO ISS PBLA34 END 351.622
HIERARCH ESO ISS AMBI TAU0 START 0.004795
HIERARCH ESO ISS AMBI TAU0 END 0.005392
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.79