Exposure
ID
GRAVI.2023-09-08T02:02:16.494_1
Header ID
GRAVI.2023-09-08T02:02:16.494
Date updated
2023-09-08 02:16:06 UTC+0000
Release date
2024-09-08 02:16:06 UTC+0000
UTC Start
2023-09-08 02:02:16.494
UTC End
2023-09-08 02:06:16.494
MJD Start
60195.08491313
MJD End
60195.08769090778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0025255
Ambient temperature (°C)
12.98
Seeing (arcsec)
0.81
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 77.6190 77.1520 143.3000 144.2000
A0-J2 100.8020 99.5770 116.5000 117.4000
A0-K0 98.4980 97.1090 88.3160 88.7560
G1-J2 47.0370 46.4930 68.6000 68.8000
G1-K0 83.3720 82.9970 38.6410 38.7790
J2-K0 48.6420 48.6400 9.7930 10.2360
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 60195.08491313
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 77.619
HIERARCH ESO ISS PBL12 END 77.152
HIERARCH ESO ISS PBLA12 START 143.3
HIERARCH ESO ISS PBLA12 END 144.2
HIERARCH ESO ISS PBL13 START 100.802
HIERARCH ESO ISS PBL13 END 99.577
HIERARCH ESO ISS PBLA13 START 116.5
HIERARCH ESO ISS PBLA13 END 117.4
HIERARCH ESO ISS PBL14 START 98.498
HIERARCH ESO ISS PBL14 END 97.109
HIERARCH ESO ISS PBLA14 START 88.316
HIERARCH ESO ISS PBLA14 END 88.756
HIERARCH ESO ISS PBL23 START 47.037
HIERARCH ESO ISS PBL23 END 46.493
HIERARCH ESO ISS PBLA23 START 68.6
HIERARCH ESO ISS PBLA23 END 68.8
HIERARCH ESO ISS PBL24 START 83.372
HIERARCH ESO ISS PBL24 END 82.997
HIERARCH ESO ISS PBLA24 START 38.641
HIERARCH ESO ISS PBLA24 END 38.779
HIERARCH ESO ISS PBL34 START 48.642
HIERARCH ESO ISS PBL34 END 48.64
HIERARCH ESO ISS PBLA34 START 9.793
HIERARCH ESO ISS PBLA34 END 10.236
HIERARCH ESO ISS AMBI TAU0 START 0.002552
HIERARCH ESO ISS AMBI TAU0 END 0.002499
HIERARCH ESO ISS AMBI TEMP 12.98
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81