Exposure
ID
GRAVI.2022-08-06T03:42:40.175_1
Header ID
GRAVI.2022-08-06T03:42:40.175
Date updated
2022-08-06 03:56:12 UTC+0000
Release date
2023-08-06 03:56:12 UTC+0000
UTC Start
2022-08-06 03:42:40.175
UTC End
2022-08-06 03:46:40.175
MJD Start
59797.15463165
MJD End
59797.1574094278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002793
Ambient temperature (°C)
8.55
Seeing (arcsec)
0.61
Observation
ID
51793
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
38566
Name
HIP87761
RA
268.905212
DEC
2.07494
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 70.2610 69.3260 119.0000 119.4000
A0-J2 109.6450 108.3560 91.7000 91.7000
A0-J3 131.8080 131.6130 50.3470 50.2360
G1-J2 57.1110 56.9260 57.4000 57.3000
G1-J3 124.7640 125.0280 18.7080 19.0220
J2-J3 87.8160 87.7260 354.6920 355.3260
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 59797.15463165
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.905212
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 70.261
HIERARCH ESO ISS PBL12 END 69.326
HIERARCH ESO ISS PBLA12 START 119.0
HIERARCH ESO ISS PBLA12 END 119.4
HIERARCH ESO ISS PBL13 START 109.645
HIERARCH ESO ISS PBL13 END 108.356
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.7
HIERARCH ESO ISS PBL14 START 131.808
HIERARCH ESO ISS PBL14 END 131.613
HIERARCH ESO ISS PBLA14 START 50.347
HIERARCH ESO ISS PBLA14 END 50.236
HIERARCH ESO ISS PBL23 START 57.111
HIERARCH ESO ISS PBL23 END 56.926
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 124.764
HIERARCH ESO ISS PBL24 END 125.028
HIERARCH ESO ISS PBLA24 START 18.708
HIERARCH ESO ISS PBLA24 END 19.022
HIERARCH ESO ISS PBL34 START 87.816
HIERARCH ESO ISS PBL34 END 87.726
HIERARCH ESO ISS PBLA34 START 354.692
HIERARCH ESO ISS PBLA34 END 355.326
HIERARCH ESO ISS AMBI TAU0 START 0.002544
HIERARCH ESO ISS AMBI TAU0 END 0.003042
HIERARCH ESO ISS AMBI TEMP 8.55
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.56