Exposure
ID
GRAVI.2021-10-05T00:05:47.304_1
Header ID
GRAVI.2021-10-05T00:05:47.304
Date updated
2021-10-05 00:17:36 UTC+0000
Release date
2022-10-05 00:17:36 UTC+0000
UTC Start
2021-10-05 00:05:47.304
UTC End
2021-10-05 00:09:47.304
MJD Start
59492.00401972
MJD End
59492.0067974978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00463
Ambient temperature (°C)
13.37
Seeing (arcsec)
0.75
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 65.7330 64.7360 121.0000 121.5000
A0-J2 103.2370 101.7760 91.7000 91.6000
A0-K0 115.4370 114.4570 69.8130 69.5940
G1-J2 56.1190 55.8710 56.6000 56.4000
G1-K0 90.2120 90.2810 35.2070 35.2310
J2-K0 43.1390 43.1910 6.8510 7.3620
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 59492.00401972
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 65.733
HIERARCH ESO ISS PBL12 END 64.736
HIERARCH ESO ISS PBLA12 START 121.0
HIERARCH ESO ISS PBLA12 END 121.5
HIERARCH ESO ISS PBL13 START 103.237
HIERARCH ESO ISS PBL13 END 101.776
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 115.437
HIERARCH ESO ISS PBL14 END 114.457
HIERARCH ESO ISS PBLA14 START 69.813
HIERARCH ESO ISS PBLA14 END 69.594
HIERARCH ESO ISS PBL23 START 56.119
HIERARCH ESO ISS PBL23 END 55.871
HIERARCH ESO ISS PBLA23 START 56.6
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 90.212
HIERARCH ESO ISS PBL24 END 90.281
HIERARCH ESO ISS PBLA24 START 35.207
HIERARCH ESO ISS PBLA24 END 35.231
HIERARCH ESO ISS PBL34 START 43.139
HIERARCH ESO ISS PBL34 END 43.191
HIERARCH ESO ISS PBLA34 START 6.851
HIERARCH ESO ISS PBLA34 END 7.362
HIERARCH ESO ISS AMBI TAU0 START 0.005288
HIERARCH ESO ISS AMBI TAU0 END 0.003972
HIERARCH ESO ISS AMBI TEMP 13.37
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.81