Exposure
ID
GRAVI.2023-09-09T23:53:46.195_1
Header ID
GRAVI.2023-09-09T23:53:46.195
Date updated
2023-09-10 00:05:30 UTC+0000
Release date
2024-09-10 00:05:30 UTC+0000
UTC Start
2023-09-09 23:53:46.195
UTC End
2023-09-09 23:57:46.195
MJD Start
60196.99567355
MJD End
60196.99845132778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0020185
Ambient temperature (°C)
13.12
Seeing (arcsec)
1.225
Observation
ID
56947
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
42218
Name
66_Oph
RA
270.063594
DEC
4.36855
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 85.9850 85.4900 113.3000 113.4000
A0-J2 128.0410 127.6930 92.0000 91.9000
A0-K0 127.8160 127.9120 72.9740 72.9060
G1-J2 57.2330 57.3970 58.9000 58.9000
G1-K0 83.5440 83.8760 31.1790 31.4720
J2-K0 42.3010 42.2420 352.1840 352.7050
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 60196.99567355
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 66 Oph
HIERARCH ESO INS SOBJ NAME 66_Oph
RA 270.063594
DEC 4.36855
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 85.985
HIERARCH ESO ISS PBL12 END 85.49
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.041
HIERARCH ESO ISS PBL13 END 127.693
HIERARCH ESO ISS PBLA13 START 92.0
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 127.816
HIERARCH ESO ISS PBL14 END 127.912
HIERARCH ESO ISS PBLA14 START 72.974
HIERARCH ESO ISS PBLA14 END 72.906
HIERARCH ESO ISS PBL23 START 57.233
HIERARCH ESO ISS PBL23 END 57.397
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 58.9
HIERARCH ESO ISS PBL24 START 83.544
HIERARCH ESO ISS PBL24 END 83.876
HIERARCH ESO ISS PBLA24 START 31.179
HIERARCH ESO ISS PBLA24 END 31.472
HIERARCH ESO ISS PBL34 START 42.301
HIERARCH ESO ISS PBL34 END 42.242
HIERARCH ESO ISS PBLA34 START 352.184
HIERARCH ESO ISS PBLA34 END 352.705
HIERARCH ESO ISS AMBI TAU0 START 0.00179
HIERARCH ESO ISS AMBI TAU0 END 0.002247
HIERARCH ESO ISS AMBI TEMP 13.12
HIERARCH ESO ISS AMBI FWHM START 1.28
HIERARCH ESO ISS AMBI FWHM END 1.17