Exposure
ID
GRAVI.2025-04-09T06:09:42.589_1
Header ID
GRAVI.2025-04-09T06:09:42.589
Date updated
2025-04-09 06:15:41 UTC+0000
Release date
2025-04-09 06:09:42 UTC+0000
UTC Start
2025-04-09 06:09:42.589
UTC End
2025-04-09 06:10:14.589
MJD Start
60774.25674293
MJD End
60774.25711330037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.003117
Ambient temperature (°C)
14.43
Seeing (arcsec)
0.84
Observation
ID
66108
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49218
Name
HD_114550
RA
197.989787
DEC
-45.27861
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 50.5280 50.4880 37.6000 37.7000
U1-U3 91.2760 91.1920 44.7000 44.8000
U1-U4 118.8800 118.7480 75.6900 75.8220
U2-U3 41.6070 41.5630 53.3000 53.4000
U2-U4 85.0280 84.9580 97.1910 97.3450
U3-U4 62.1190 62.1040 124.8380 124.9960
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 60774.25674293
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 114550
HIERARCH ESO INS SOBJ NAME HD_114550
RA 197.989787
DEC -45.27861
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 50.528
HIERARCH ESO ISS PBL12 END 50.488
HIERARCH ESO ISS PBLA12 START 37.6
HIERARCH ESO ISS PBLA12 END 37.7
HIERARCH ESO ISS PBL13 START 91.276
HIERARCH ESO ISS PBL13 END 91.192
HIERARCH ESO ISS PBLA13 START 44.7
HIERARCH ESO ISS PBLA13 END 44.8
HIERARCH ESO ISS PBL14 START 118.88
HIERARCH ESO ISS PBL14 END 118.748
HIERARCH ESO ISS PBLA14 START 75.69
HIERARCH ESO ISS PBLA14 END 75.822
HIERARCH ESO ISS PBL23 START 41.607
HIERARCH ESO ISS PBL23 END 41.563
HIERARCH ESO ISS PBLA23 START 53.3
HIERARCH ESO ISS PBLA23 END 53.4
HIERARCH ESO ISS PBL24 START 85.028
HIERARCH ESO ISS PBL24 END 84.958
HIERARCH ESO ISS PBLA24 START 97.191
HIERARCH ESO ISS PBLA24 END 97.345
HIERARCH ESO ISS PBL34 START 62.119
HIERARCH ESO ISS PBL34 END 62.104
HIERARCH ESO ISS PBLA34 START 124.838
HIERARCH ESO ISS PBLA34 END 124.996
HIERARCH ESO ISS AMBI TAU0 START 0.003117
HIERARCH ESO ISS AMBI TAU0 END 0.003117
HIERARCH ESO ISS AMBI TEMP 14.43
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84