Exposure
ID
GRAVI.2021-10-05T00:29:11.363_1
Header ID
GRAVI.2021-10-05T00:29:11.363
Date updated
2021-10-05 00:42:03 UTC+0000
Release date
2022-10-05 00:42:03 UTC+0000
UTC Start
2021-10-05 00:29:11.363
UTC End
2021-10-05 00:33:11.363
MJD Start
59492.0202704
MJD End
59492.0230481778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0047015
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.585
Observation
ID
48430
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
36311
Name
HIP87761
RA
268.904096
DEC
2.07494
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 60.1310 59.0830 124.0000 124.7000
A0-J2 94.7700 93.1160 91.6000 91.6000
A0-K0 109.6410 108.4810 68.4790 68.1980
G1-J2 54.6030 54.2870 55.3000 55.1000
G1-K0 90.4650 90.4780 35.2240 35.1970
J2-K0 43.4640 43.5340 9.6100 10.0990
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 59492.0202704
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.904096
DEC 2.07494
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 60.131
HIERARCH ESO ISS PBL12 END 59.083
HIERARCH ESO ISS PBLA12 START 124.0
HIERARCH ESO ISS PBLA12 END 124.7
HIERARCH ESO ISS PBL13 START 94.77
HIERARCH ESO ISS PBL13 END 93.116
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 109.641
HIERARCH ESO ISS PBL14 END 108.481
HIERARCH ESO ISS PBLA14 START 68.479
HIERARCH ESO ISS PBLA14 END 68.198
HIERARCH ESO ISS PBL23 START 54.603
HIERARCH ESO ISS PBL23 END 54.287
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.1
HIERARCH ESO ISS PBL24 START 90.465
HIERARCH ESO ISS PBL24 END 90.478
HIERARCH ESO ISS PBLA24 START 35.224
HIERARCH ESO ISS PBLA24 END 35.197
HIERARCH ESO ISS PBL34 START 43.464
HIERARCH ESO ISS PBL34 END 43.534
HIERARCH ESO ISS PBLA34 START 9.61
HIERARCH ESO ISS PBLA34 END 10.099
HIERARCH ESO ISS AMBI TAU0 START 0.004389
HIERARCH ESO ISS AMBI TAU0 END 0.005014
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.58