Exposure
ID
GRAVI.2021-10-04T08:16:08.849_1
Header ID
GRAVI.2021-10-04T08:16:08.849
Date updated
2021-10-04 08:29:25 UTC+0000
Release date
2022-10-04 08:29:25 UTC+0000
UTC Start
2021-10-04 08:16:08.849
UTC End
2021-10-04 08:20:08.849
MJD Start
59491.34454686
MJD End
59491.3473246378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0060985
Ambient temperature (°C)
12.22
Seeing (arcsec)
0.705
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 90.3970 90.3080 113.7000 113.8000
A0-J2 128.5390 128.7660 92.3000 92.3000
A0-K0 124.4620 124.9690 71.4750 71.6130
G1-J2 55.4120 55.6810 55.5000 55.8000
G1-K0 83.7330 84.0020 24.9060 25.3570
J2-K0 45.8010 45.7320 346.8360 347.2710
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 59491.34454686
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 90.397
HIERARCH ESO ISS PBL12 END 90.308
HIERARCH ESO ISS PBLA12 START 113.7
HIERARCH ESO ISS PBLA12 END 113.8
HIERARCH ESO ISS PBL13 START 128.539
HIERARCH ESO ISS PBL13 END 128.766
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 124.462
HIERARCH ESO ISS PBL14 END 124.969
HIERARCH ESO ISS PBLA14 START 71.475
HIERARCH ESO ISS PBLA14 END 71.613
HIERARCH ESO ISS PBL23 START 55.412
HIERARCH ESO ISS PBL23 END 55.681
HIERARCH ESO ISS PBLA23 START 55.5
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 83.733
HIERARCH ESO ISS PBL24 END 84.002
HIERARCH ESO ISS PBLA24 START 24.906
HIERARCH ESO ISS PBLA24 END 25.357
HIERARCH ESO ISS PBL34 START 45.801
HIERARCH ESO ISS PBL34 END 45.732
HIERARCH ESO ISS PBLA34 START 346.836
HIERARCH ESO ISS PBLA34 END 347.271
HIERARCH ESO ISS AMBI TAU0 START 0.006274
HIERARCH ESO ISS AMBI TAU0 END 0.005923
HIERARCH ESO ISS AMBI TEMP 12.22
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.78