Exposure
ID
GRAVI.2025-06-03T04:15:03.381_1
Header ID
GRAVI.2025-06-03T04:15:03.381
Date updated
2025-06-03 04:20:45 UTC+0000
Release date
2025-06-03 04:15:03 UTC+0000
UTC Start
2025-06-03 04:15:03.381
UTC End
2025-06-03 04:15:35.381
MJD Start
60829.17712246
MJD End
60829.17749283037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.002585
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.83
Observation
ID
67709
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50360
Name
HD_174774
RA
283.232383
DEC
-18.25921
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.0110 47.0390 141.5000 141.6000
A0-J2 104.5850 104.8530 79.6000 79.7000
A0-J6 162.8060 162.8260 6.6820 6.8100
B5-J2 92.3350 92.5160 52.9000 53.0000
B5-J6 198.7760 198.7700 357.0320 357.1360
J2-J6 165.6090 165.6600 329.5600 329.5980
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 60829.17712246
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 174774
HIERARCH ESO INS SOBJ NAME HD_174774
RA 283.232383
DEC -18.25921
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
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 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 47.011
HIERARCH ESO ISS PBL12 END 47.039
HIERARCH ESO ISS PBLA12 START 141.5
HIERARCH ESO ISS PBLA12 END 141.6
HIERARCH ESO ISS PBL13 START 104.585
HIERARCH ESO ISS PBL13 END 104.853
HIERARCH ESO ISS PBLA13 START 79.6
HIERARCH ESO ISS PBLA13 END 79.7
HIERARCH ESO ISS PBL14 START 162.806
HIERARCH ESO ISS PBL14 END 162.826
HIERARCH ESO ISS PBLA14 START 6.682
HIERARCH ESO ISS PBLA14 END 6.81
HIERARCH ESO ISS PBL23 START 92.335
HIERARCH ESO ISS PBL23 END 92.516
HIERARCH ESO ISS PBLA23 START 52.9
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 198.776
HIERARCH ESO ISS PBL24 END 198.77
HIERARCH ESO ISS PBLA24 START 357.032
HIERARCH ESO ISS PBLA24 END 357.136
HIERARCH ESO ISS PBL34 START 165.609
HIERARCH ESO ISS PBL34 END 165.66
HIERARCH ESO ISS PBLA34 START 329.56
HIERARCH ESO ISS PBLA34 END 329.598
HIERARCH ESO ISS AMBI TAU0 START 0.002585
HIERARCH ESO ISS AMBI TAU0 END 0.002585
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83