Exposure
ID
GRAVI.2021-10-04T08:51:56.938_1
Header ID
GRAVI.2021-10-04T08:51:56.938
Date updated
2021-10-04 09:04:01 UTC+0000
Release date
2022-10-04 09:04:01 UTC+0000
UTC Start
2021-10-04 08:51:56.938
UTC End
2021-10-04 08:55:56.938
MJD Start
59491.36940901
MJD End
59491.3721867878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0050795
Ambient temperature (°C)
11.92
Seeing (arcsec)
0.81
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 88.8440 88.5390 114.7000 114.8000
A0-J2 129.0590 128.9110 92.7000 92.8000
A0-K0 127.5020 127.6780 72.4270 72.5110
G1-J2 57.2650 57.4240 57.3000 57.5000
G1-K0 85.9310 86.1800 28.3670 28.7310
J2-K0 45.2780 45.2250 350.6400 351.1150
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 59491.36940901
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 88.844
HIERARCH ESO ISS PBL12 END 88.539
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.8
HIERARCH ESO ISS PBL13 START 129.059
HIERARCH ESO ISS PBL13 END 128.911
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 127.502
HIERARCH ESO ISS PBL14 END 127.678
HIERARCH ESO ISS PBLA14 START 72.427
HIERARCH ESO ISS PBLA14 END 72.511
HIERARCH ESO ISS PBL23 START 57.265
HIERARCH ESO ISS PBL23 END 57.424
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.5
HIERARCH ESO ISS PBL24 START 85.931
HIERARCH ESO ISS PBL24 END 86.18
HIERARCH ESO ISS PBLA24 START 28.367
HIERARCH ESO ISS PBLA24 END 28.731
HIERARCH ESO ISS PBL34 START 45.278
HIERARCH ESO ISS PBL34 END 45.225
HIERARCH ESO ISS PBLA34 START 350.64
HIERARCH ESO ISS PBLA34 END 351.115
HIERARCH ESO ISS AMBI TAU0 START 0.005364
HIERARCH ESO ISS AMBI TAU0 END 0.004795
HIERARCH ESO ISS AMBI TEMP 11.92
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.82