Exposure
ID
GRAVI.2025-04-09T05:20:33.464_1
Header ID
GRAVI.2025-04-09T05:20:33.464
Date updated
2025-04-09 05:25:40 UTC+0000
Release date
2025-04-09 05:20:33 UTC+0000
UTC Start
2025-04-09 05:20:33.464
UTC End
2025-04-09 05:21:05.464
MJD Start
60774.22260954
MJD End
60774.222979910366
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.004073
Ambient temperature (°C)
14.48
Seeing (arcsec)
0.7
Observation
ID
66103
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49213
Name
HD_127152
RA
217.738359
DEC
-40.84553
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.4620 55.4510 21.6000 21.7000
U1-U3 100.9950 100.9730 27.9000 28.0000
U1-U4 130.1840 130.1780 54.7260 54.8610
U2-U3 46.2500 46.2410 35.3000 35.4000
U2-U4 89.0220 89.0450 74.6080 74.7490
U3-U4 60.7550 60.7940 103.4310 103.5590
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 60774.22260954
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 127152
HIERARCH ESO INS SOBJ NAME HD_127152
RA 217.738359
DEC -40.84553
HIERARCH ESO INS SPEC RES HIGH
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 55.462
HIERARCH ESO ISS PBL12 END 55.451
HIERARCH ESO ISS PBLA12 START 21.6
HIERARCH ESO ISS PBLA12 END 21.7
HIERARCH ESO ISS PBL13 START 100.995
HIERARCH ESO ISS PBL13 END 100.973
HIERARCH ESO ISS PBLA13 START 27.9
HIERARCH ESO ISS PBLA13 END 28.0
HIERARCH ESO ISS PBL14 START 130.184
HIERARCH ESO ISS PBL14 END 130.178
HIERARCH ESO ISS PBLA14 START 54.726
HIERARCH ESO ISS PBLA14 END 54.861
HIERARCH ESO ISS PBL23 START 46.25
HIERARCH ESO ISS PBL23 END 46.241
HIERARCH ESO ISS PBLA23 START 35.3
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 89.022
HIERARCH ESO ISS PBL24 END 89.045
HIERARCH ESO ISS PBLA24 START 74.608
HIERARCH ESO ISS PBLA24 END 74.749
HIERARCH ESO ISS PBL34 START 60.755
HIERARCH ESO ISS PBL34 END 60.794
HIERARCH ESO ISS PBLA34 START 103.431
HIERARCH ESO ISS PBLA34 END 103.559
HIERARCH ESO ISS AMBI TAU0 START 0.004073
HIERARCH ESO ISS AMBI TAU0 END 0.004073
HIERARCH ESO ISS AMBI TEMP 14.48
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7