Exposure
ID
GRAVI.2025-06-04T08:12:28.231_1
Header ID
GRAVI.2025-06-04T08:12:28.231
Date updated
2025-06-04 08:20:51 UTC+0000
Release date
2025-06-04 08:12:28 UTC+0000
UTC Start
2025-06-04 08:12:28.231
UTC End
2025-06-04 08:13:00.231
MJD Start
60830.34199341
MJD End
60830.34236378037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.002039
Ambient temperature (°C)
11.31
Seeing (arcsec)
1.25
Observation
ID
67720
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50364
Name
HD_188158
RA
298.769831
DEC
-33.04623
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4860 48.4910 154.3000 154.4000
A0-J2 128.7290 128.6950 96.4000 96.5000
A0-J6 167.0860 167.0440 29.0930 29.1760
B5-J2 110.9080 110.8630 74.6000 74.7000
B5-J6 199.0530 199.0220 17.6200 17.7020
J2-J6 166.9830 166.9980 343.7630 343.8550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60830.34199341
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 188158
HIERARCH ESO INS SOBJ NAME HD_188158
RA 298.769831
DEC -33.04623
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 50.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 48.486
HIERARCH ESO ISS PBL12 END 48.491
HIERARCH ESO ISS PBLA12 START 154.3
HIERARCH ESO ISS PBLA12 END 154.4
HIERARCH ESO ISS PBL13 START 128.729
HIERARCH ESO ISS PBL13 END 128.695
HIERARCH ESO ISS PBLA13 START 96.4
HIERARCH ESO ISS PBLA13 END 96.5
HIERARCH ESO ISS PBL14 START 167.086
HIERARCH ESO ISS PBL14 END 167.044
HIERARCH ESO ISS PBLA14 START 29.093
HIERARCH ESO ISS PBLA14 END 29.176
HIERARCH ESO ISS PBL23 START 110.908
HIERARCH ESO ISS PBL23 END 110.863
HIERARCH ESO ISS PBLA23 START 74.6
HIERARCH ESO ISS PBLA23 END 74.7
HIERARCH ESO ISS PBL24 START 199.053
HIERARCH ESO ISS PBL24 END 199.022
HIERARCH ESO ISS PBLA24 START 17.62
HIERARCH ESO ISS PBLA24 END 17.702
HIERARCH ESO ISS PBL34 START 166.983
HIERARCH ESO ISS PBL34 END 166.998
HIERARCH ESO ISS PBLA34 START 343.763
HIERARCH ESO ISS PBLA34 END 343.855
HIERARCH ESO ISS AMBI TAU0 START 0.002039
HIERARCH ESO ISS AMBI TAU0 END 0.002039
HIERARCH ESO ISS AMBI TEMP 11.31
HIERARCH ESO ISS AMBI FWHM START 1.25
HIERARCH ESO ISS AMBI FWHM END 1.25