Exposure
ID
GRAVI.2025-11-03T04:47:26.862_1
Header ID
GRAVI.2025-11-03T04:47:26.862
Date updated
2025-11-03 04:55:56 UTC+0000
Release date
2025-11-03 04:47:26 UTC+0000
UTC Start
2025-11-03 04:47:26.862
UTC End
2025-11-03 04:47:58.862
MJD Start
60982.19961646
MJD End
60982.19998683037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.004002
Ambient temperature (°C)
10.75
Seeing (arcsec)
0.99
Observation
ID
71103
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
52782
Name
HD_18660
RA
44.753003
DEC
-34.18912
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.1950 90.2160 115.2000 115.4000
A0-J2 129.2090 129.2160 92.3000 92.4000
A0-K0 127.8700 127.8530 70.7810 70.9000
G1-J2 58.0240 58.0110 55.0000 55.1000
G1-K0 89.5640 89.5470 25.9280 26.0260
J2-K0 47.9900 47.9940 349.9670 350.0590
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 60982.19961646
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 18660
HIERARCH ESO INS SOBJ NAME HD_18660
RA 44.753003
DEC -34.18912
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 90.195
HIERARCH ESO ISS PBL12 END 90.216
HIERARCH ESO ISS PBLA12 START 115.2
HIERARCH ESO ISS PBLA12 END 115.4
HIERARCH ESO ISS PBL13 START 129.209
HIERARCH ESO ISS PBL13 END 129.216
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.4
HIERARCH ESO ISS PBL14 START 127.87
HIERARCH ESO ISS PBL14 END 127.853
HIERARCH ESO ISS PBLA14 START 70.781
HIERARCH ESO ISS PBLA14 END 70.9
HIERARCH ESO ISS PBL23 START 58.024
HIERARCH ESO ISS PBL23 END 58.011
HIERARCH ESO ISS PBLA23 START 55.0
HIERARCH ESO ISS PBLA23 END 55.1
HIERARCH ESO ISS PBL24 START 89.564
HIERARCH ESO ISS PBL24 END 89.547
HIERARCH ESO ISS PBLA24 START 25.928
HIERARCH ESO ISS PBLA24 END 26.026
HIERARCH ESO ISS PBL34 START 47.99
HIERARCH ESO ISS PBL34 END 47.994
HIERARCH ESO ISS PBLA34 START 349.967
HIERARCH ESO ISS PBLA34 END 350.059
HIERARCH ESO ISS AMBI TAU0 START 0.004002
HIERARCH ESO ISS AMBI TAU0 END 0.004002
HIERARCH ESO ISS AMBI TEMP 10.75
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99