Exposure
ID
GRAVI.2023-03-28T02:56:30.224_1
Header ID
GRAVI.2023-03-28T02:56:30.224
Date updated
2023-03-28 03:00:53 UTC+0000
Release date
2023-03-28 03:00:53 UTC+0000
UTC Start
2023-03-28 02:56:30.224
UTC End
2023-03-28 02:57:18.224
MJD Start
60031.12257204
MJD End
60031.1231275956
Exposure time (s)
48.0
Validation level
1
Tau 0: Coherence time (s)
0.0051835
Ambient temperature (°C)
15.84
Seeing (arcsec)
0.895
Observation
ID
54600
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
40522
Name
HD93497B
RA
161.690027
DEC
-49.42037
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.6520 23.6690 138.1000 138.3000
A0-D0 31.8250 31.8160 70.5000 70.7000
A0-C1 22.0950 22.1080 111.8010 111.9780
B2-D0 31.6040 31.5880 26.7000 26.9000
B2-C1 10.5270 10.5210 26.6910 26.8250
D0-C1 21.0770 21.0660 206.7570 206.8910
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60031.12257204
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD93497A
HIERARCH ESO INS SOBJ NAME HD93497B
RA 161.690027
DEC -49.42037
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 64.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 23.652
HIERARCH ESO ISS PBL12 END 23.669
HIERARCH ESO ISS PBLA12 START 138.1
HIERARCH ESO ISS PBLA12 END 138.3
HIERARCH ESO ISS PBL13 START 31.825
HIERARCH ESO ISS PBL13 END 31.816
HIERARCH ESO ISS PBLA13 START 70.5
HIERARCH ESO ISS PBLA13 END 70.7
HIERARCH ESO ISS PBL14 START 22.095
HIERARCH ESO ISS PBL14 END 22.108
HIERARCH ESO ISS PBLA14 START 111.801
HIERARCH ESO ISS PBLA14 END 111.978
HIERARCH ESO ISS PBL23 START 31.604
HIERARCH ESO ISS PBL23 END 31.588
HIERARCH ESO ISS PBLA23 START 26.7
HIERARCH ESO ISS PBLA23 END 26.9
HIERARCH ESO ISS PBL24 START 10.527
HIERARCH ESO ISS PBL24 END 10.521
HIERARCH ESO ISS PBLA24 START 26.691
HIERARCH ESO ISS PBLA24 END 26.825
HIERARCH ESO ISS PBL34 START 21.077
HIERARCH ESO ISS PBL34 END 21.066
HIERARCH ESO ISS PBLA34 START 206.757
HIERARCH ESO ISS PBLA34 END 206.891
HIERARCH ESO ISS AMBI TAU0 START 0.005509
HIERARCH ESO ISS AMBI TAU0 END 0.004858
HIERARCH ESO ISS AMBI TEMP 15.84
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.86
HIERARCH ESO FT ROBJ NAME HD93497A
HIERARCH ESO FT ROBJ ALPHA 104646.188
HIERARCH ESO FT ROBJ DELTA -492512.937