Exposure
ID
GRAVI.2023-09-08T02:06:52.506_1
Header ID
GRAVI.2023-09-08T02:06:52.506
Date updated
2023-09-08 02:20:54 UTC+0000
Release date
2024-09-08 02:20:54 UTC+0000
UTC Start
2023-09-08 02:06:52.506
UTC End
2023-09-08 02:10:52.506
MJD Start
60195.08810771
MJD End
60195.09088548778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0024275
Ambient temperature (°C)
13.11
Seeing (arcsec)
0.905
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 77.1140 76.6500 144.3000 145.2000
A0-J2 99.4760 98.2360 117.4000 118.3000
A0-K0 96.9940 95.5740 88.7940 89.2400
G1-J2 46.4480 45.8900 68.8000 69.0000
G1-K0 82.9660 82.5790 38.7920 38.9210
J2-K0 48.6390 48.6360 10.2740 10.7140
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 60195.08810771
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 77.114
HIERARCH ESO ISS PBL12 END 76.65
HIERARCH ESO ISS PBLA12 START 144.3
HIERARCH ESO ISS PBLA12 END 145.2
HIERARCH ESO ISS PBL13 START 99.476
HIERARCH ESO ISS PBL13 END 98.236
HIERARCH ESO ISS PBLA13 START 117.4
HIERARCH ESO ISS PBLA13 END 118.3
HIERARCH ESO ISS PBL14 START 96.994
HIERARCH ESO ISS PBL14 END 95.574
HIERARCH ESO ISS PBLA14 START 88.794
HIERARCH ESO ISS PBLA14 END 89.24
HIERARCH ESO ISS PBL23 START 46.448
HIERARCH ESO ISS PBL23 END 45.89
HIERARCH ESO ISS PBLA23 START 68.8
HIERARCH ESO ISS PBLA23 END 69.0
HIERARCH ESO ISS PBL24 START 82.966
HIERARCH ESO ISS PBL24 END 82.579
HIERARCH ESO ISS PBLA24 START 38.792
HIERARCH ESO ISS PBLA24 END 38.921
HIERARCH ESO ISS PBL34 START 48.639
HIERARCH ESO ISS PBL34 END 48.636
HIERARCH ESO ISS PBLA34 START 10.274
HIERARCH ESO ISS PBLA34 END 10.714
HIERARCH ESO ISS AMBI TAU0 START 0.002499
HIERARCH ESO ISS AMBI TAU0 END 0.002356
HIERARCH ESO ISS AMBI TEMP 13.11
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 1.0