Exposure
ID
GRAVI.2021-10-04T23:56:11.279_1
Header ID
GRAVI.2021-10-04T23:56:11.279
Date updated
2021-10-05 00:10:02 UTC+0000
Release date
2022-10-05 00:10:02 UTC+0000
UTC Start
2021-10-04 23:56:11.279
UTC End
2021-10-05 00:00:11.279
MJD Start
59491.99735277
MJD End
59492.0001305478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0060915
Ambient temperature (°C)
13.63
Seeing (arcsec)
0.64
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 67.9390 66.9700 120.0000 120.4000
A0-J2 106.4060 105.0260 91.7000 91.7000
A0-K0 117.5260 116.6230 70.2730 70.0750
G1-J2 56.6290 56.4110 57.0000 56.9000
G1-K0 90.0170 90.1100 35.1180 35.1630
J2-K0 43.0350 43.0790 5.6850 6.2030
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 59491.99735277
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 67.939
HIERARCH ESO ISS PBL12 END 66.97
HIERARCH ESO ISS PBLA12 START 120.0
HIERARCH ESO ISS PBLA12 END 120.4
HIERARCH ESO ISS PBL13 START 106.406
HIERARCH ESO ISS PBL13 END 105.026
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.7
HIERARCH ESO ISS PBL14 START 117.526
HIERARCH ESO ISS PBL14 END 116.623
HIERARCH ESO ISS PBLA14 START 70.273
HIERARCH ESO ISS PBLA14 END 70.075
HIERARCH ESO ISS PBL23 START 56.629
HIERARCH ESO ISS PBL23 END 56.411
HIERARCH ESO ISS PBLA23 START 57.0
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 90.017
HIERARCH ESO ISS PBL24 END 90.11
HIERARCH ESO ISS PBLA24 START 35.118
HIERARCH ESO ISS PBLA24 END 35.163
HIERARCH ESO ISS PBL34 START 43.035
HIERARCH ESO ISS PBL34 END 43.079
HIERARCH ESO ISS PBLA34 START 5.685
HIERARCH ESO ISS PBLA34 END 6.203
HIERARCH ESO ISS AMBI TAU0 START 0.006223
HIERARCH ESO ISS AMBI TAU0 END 0.00596
HIERARCH ESO ISS AMBI TEMP 13.63
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.67