Exposure
ID
GRAVI.2023-09-08T01:48:16.458_1
Header ID
GRAVI.2023-09-08T01:48:16.458
Date updated
2023-09-08 02:01:11 UTC+0000
Release date
2024-09-08 02:01:11 UTC+0000
UTC Start
2023-09-08 01:48:16.458
UTC End
2023-09-08 01:52:16.458
MJD Start
60195.07519049
MJD End
60195.07796826778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0028145
Ambient temperature (°C)
13.28
Seeing (arcsec)
0.72
Observation
ID
56904
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
42177
Name
HIP85521
RA
262.159155
DEC
-25.51084
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 79.1640 78.6940 140.3000 141.2000
A0-J2 104.7160 103.5460 114.0000 114.7000
A0-K0 102.8570 101.5670 86.9070 87.3310
G1-J2 48.7350 48.2340 67.9000 68.1000
G1-K0 84.5290 84.1900 38.1250 38.2920
J2-K0 48.6480 48.6460 8.3210 8.7720
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 60195.07519049
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD158140
HIERARCH ESO INS SOBJ NAME HIP85521
RA 262.159155
DEC -25.51084
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 79.164
HIERARCH ESO ISS PBL12 END 78.694
HIERARCH ESO ISS PBLA12 START 140.3
HIERARCH ESO ISS PBLA12 END 141.2
HIERARCH ESO ISS PBL13 START 104.716
HIERARCH ESO ISS PBL13 END 103.546
HIERARCH ESO ISS PBLA13 START 114.0
HIERARCH ESO ISS PBLA13 END 114.7
HIERARCH ESO ISS PBL14 START 102.857
HIERARCH ESO ISS PBL14 END 101.567
HIERARCH ESO ISS PBLA14 START 86.907
HIERARCH ESO ISS PBLA14 END 87.331
HIERARCH ESO ISS PBL23 START 48.735
HIERARCH ESO ISS PBL23 END 48.234
HIERARCH ESO ISS PBLA23 START 67.9
HIERARCH ESO ISS PBLA23 END 68.1
HIERARCH ESO ISS PBL24 START 84.529
HIERARCH ESO ISS PBL24 END 84.19
HIERARCH ESO ISS PBLA24 START 38.125
HIERARCH ESO ISS PBLA24 END 38.292
HIERARCH ESO ISS PBL34 START 48.648
HIERARCH ESO ISS PBL34 END 48.646
HIERARCH ESO ISS PBLA34 START 8.321
HIERARCH ESO ISS PBLA34 END 8.772
HIERARCH ESO ISS AMBI TAU0 START 0.003238
HIERARCH ESO ISS AMBI TAU0 END 0.002391
HIERARCH ESO ISS AMBI TEMP 13.28
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.8