Exposure
ID
GRAVI.2023-05-22T04:10:44.555_1
Header ID
GRAVI.2023-05-22T04:10:44.555
Date updated
2023-05-22 04:21:09 UTC+0000
Release date
2024-05-22 04:21:09 UTC+0000
UTC Start
2023-05-22 04:10:44.555
UTC End
2023-05-22 04:13:24.555
MJD Start
60086.17412679
MJD End
60086.1759786419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003684
Ambient temperature (°C)
12.54
Seeing (arcsec)
0.425
Observation
ID
55527
Category
science
Program ID
111.24TN.001
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
41127
Name
chi_Oph
RA
246.753623
DEC
-18.45637
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 88.9630 89.1470 111.4000 111.6000
A0-J2 125.2980 125.6760 87.9000 88.2000
A0-K0 123.3590 123.7310 65.4210 65.7370
G1-J2 56.2600 56.3960 48.9000 49.3000
G1-K0 88.7850 88.8550 19.3080 19.6740
J2-K0 48.5880 48.5800 344.4360 344.7090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60086.17412679
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME chi Oph
HIERARCH ESO INS SOBJ NAME chi_Oph
RA 246.753623
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 88.963
HIERARCH ESO ISS PBL12 END 89.147
HIERARCH ESO ISS PBLA12 START 111.4
HIERARCH ESO ISS PBLA12 END 111.6
HIERARCH ESO ISS PBL13 START 125.298
HIERARCH ESO ISS PBL13 END 125.676
HIERARCH ESO ISS PBLA13 START 87.9
HIERARCH ESO ISS PBLA13 END 88.2
HIERARCH ESO ISS PBL14 START 123.359
HIERARCH ESO ISS PBL14 END 123.731
HIERARCH ESO ISS PBLA14 START 65.421
HIERARCH ESO ISS PBLA14 END 65.737
HIERARCH ESO ISS PBL23 START 56.26
HIERARCH ESO ISS PBL23 END 56.396
HIERARCH ESO ISS PBLA23 START 48.9
HIERARCH ESO ISS PBLA23 END 49.3
HIERARCH ESO ISS PBL24 START 88.785
HIERARCH ESO ISS PBL24 END 88.855
HIERARCH ESO ISS PBLA24 START 19.308
HIERARCH ESO ISS PBLA24 END 19.674
HIERARCH ESO ISS PBL34 START 48.588
HIERARCH ESO ISS PBL34 END 48.58
HIERARCH ESO ISS PBLA34 START 344.436
HIERARCH ESO ISS PBLA34 END 344.709
HIERARCH ESO ISS AMBI TAU0 START 0.003508
HIERARCH ESO ISS AMBI TAU0 END 0.00386
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.41