Exposure
ID
GRAVI.2024-05-08T06:50:49.671_1
Header ID
GRAVI.2024-05-08T06:50:49.671
Date updated
2024-05-08 07:00:53 UTC+0000
Release date
2025-05-08 07:00:53 UTC+0000
UTC Start
2024-05-08 06:50:49.671
UTC End
2024-05-08 06:53:29.671
MJD Start
60438.28529712
MJD End
60438.2871489719
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002928
Ambient temperature (°C)
9.93
Seeing (arcsec)
0.87
Observation
ID
58962
Category
science
Program ID
113.26KC.001
Program Title
DYNAMICAL MASSES OF CLASSICAL BE STARS AND THEIR STRIPPED SUBDWARF COMPANIONS
Program Type
Normal
PI / COI
KLEMENT / RIVINIUS / BAADE / MÉRAND
Target
ID
43704
Name
chi_Oph
RA
246.754791
DEC
-18.45637
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.8740 47.8320 156.6000 156.9000
A0-J2 126.6680 126.3490 96.7000 96.9000
A0-J6 169.6920 169.6920 30.4050 30.6390
B5-J2 110.7000 110.4930 74.7000 74.9000
B5-J6 201.6760 201.7110 19.3540 19.6170
J2-J6 165.9180 165.8420 346.0730 346.4140
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26KC.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60438.28529712
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME chi Oph
HIERARCH ESO INS SOBJ NAME chi_Oph
RA 246.754791
DEC -18.45637
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 47.874
HIERARCH ESO ISS PBL12 END 47.832
HIERARCH ESO ISS PBLA12 START 156.6
HIERARCH ESO ISS PBLA12 END 156.9
HIERARCH ESO ISS PBL13 START 126.668
HIERARCH ESO ISS PBL13 END 126.349
HIERARCH ESO ISS PBLA13 START 96.7
HIERARCH ESO ISS PBLA13 END 96.9
HIERARCH ESO ISS PBL14 START 169.692
HIERARCH ESO ISS PBL14 END 169.692
HIERARCH ESO ISS PBLA14 START 30.405
HIERARCH ESO ISS PBLA14 END 30.639
HIERARCH ESO ISS PBL23 START 110.7
HIERARCH ESO ISS PBL23 END 110.493
HIERARCH ESO ISS PBLA23 START 74.7
HIERARCH ESO ISS PBLA23 END 74.9
HIERARCH ESO ISS PBL24 START 201.676
HIERARCH ESO ISS PBL24 END 201.711
HIERARCH ESO ISS PBLA24 START 19.354
HIERARCH ESO ISS PBLA24 END 19.617
HIERARCH ESO ISS PBL34 START 165.918
HIERARCH ESO ISS PBL34 END 165.842
HIERARCH ESO ISS PBLA34 START 346.073
HIERARCH ESO ISS PBLA34 END 346.414
HIERARCH ESO ISS AMBI TAU0 START 0.002928
HIERARCH ESO ISS AMBI TAU0 END 0.002928
HIERARCH ESO ISS AMBI TEMP 9.93
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.87