Exposure
ID
GRAVI.2025-04-09T06:07:09.583_1
Header ID
GRAVI.2025-04-09T06:07:09.583
Date updated
2025-04-09 06:15:41 UTC+0000
Release date
2025-04-09 06:07:09 UTC+0000
UTC Start
2025-04-09 06:07:09.583
UTC End
2025-04-09 06:07:41.583
MJD Start
60774.25497202
MJD End
60774.25534239037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.0033255
Ambient temperature (°C)
14.47
Seeing (arcsec)
0.79
Observation
ID
66107
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49217
Name
HD_114550
RA
197.989781
DEC
-45.27863
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 50.6470 50.6080 37.3000 37.4000
U1-U3 91.5280 91.4450 44.4000 44.5000
U1-U4 119.2770 119.1470 75.2870 75.4190
U2-U3 41.7370 41.6950 53.0000 53.1000
U2-U4 85.2400 85.1710 96.7210 96.8750
U3-U4 62.1600 62.1460 124.3600 124.5170
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 60774.25497202
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 114550
HIERARCH ESO INS SOBJ NAME HD_114550
RA 197.989781
DEC -45.27863
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 50.647
HIERARCH ESO ISS PBL12 END 50.608
HIERARCH ESO ISS PBLA12 START 37.3
HIERARCH ESO ISS PBLA12 END 37.4
HIERARCH ESO ISS PBL13 START 91.528
HIERARCH ESO ISS PBL13 END 91.445
HIERARCH ESO ISS PBLA13 START 44.4
HIERARCH ESO ISS PBLA13 END 44.5
HIERARCH ESO ISS PBL14 START 119.277
HIERARCH ESO ISS PBL14 END 119.147
HIERARCH ESO ISS PBLA14 START 75.287
HIERARCH ESO ISS PBLA14 END 75.419
HIERARCH ESO ISS PBL23 START 41.737
HIERARCH ESO ISS PBL23 END 41.695
HIERARCH ESO ISS PBLA23 START 53.0
HIERARCH ESO ISS PBLA23 END 53.1
HIERARCH ESO ISS PBL24 START 85.24
HIERARCH ESO ISS PBL24 END 85.171
HIERARCH ESO ISS PBLA24 START 96.721
HIERARCH ESO ISS PBLA24 END 96.875
HIERARCH ESO ISS PBL34 START 62.16
HIERARCH ESO ISS PBL34 END 62.146
HIERARCH ESO ISS PBLA34 START 124.36
HIERARCH ESO ISS PBLA34 END 124.517
HIERARCH ESO ISS AMBI TAU0 START 0.003534
HIERARCH ESO ISS AMBI TAU0 END 0.003117
HIERARCH ESO ISS AMBI TEMP 14.47
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79