Exposure
ID
GRAVI.2025-06-05T07:56:00.715_1
Header ID
GRAVI.2025-06-05T07:56:00.715
Date updated
2025-06-05 08:05:53 UTC+0000
Release date
2025-06-05 07:56:00 UTC+0000
UTC Start
2025-06-05 07:56:00.715
UTC End
2025-06-05 07:56:32.715
MJD Start
60831.33056383
MJD End
60831.33093420037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.00107
Ambient temperature (°C)
10.88
Seeing (arcsec)
2.25
Observation
ID
67729
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50369
Name
HD_170499
RA
277.722424
DEC
-27.95177
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4390 48.4350 163.6000 163.7000
A0-J2 120.5170 120.3770 105.0000 105.2000
A0-J6 164.6430 164.5700 34.8560 34.9140
B5-J2 103.7900 103.6610 81.6000 81.7000
B5-J6 198.5630 198.5170 23.8800 23.9450
J2-J6 167.8780 167.8760 352.3680 352.4670
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 60831.33056383
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 170499
HIERARCH ESO INS SOBJ NAME HD_170499
RA 277.722424
DEC -27.95177
HIERARCH ESO INS SPEC RES LOW
HIERARCH ESO INS POLA MODE COMBINED
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 50.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 48.439
HIERARCH ESO ISS PBL12 END 48.435
HIERARCH ESO ISS PBLA12 START 163.6
HIERARCH ESO ISS PBLA12 END 163.7
HIERARCH ESO ISS PBL13 START 120.517
HIERARCH ESO ISS PBL13 END 120.377
HIERARCH ESO ISS PBLA13 START 105.0
HIERARCH ESO ISS PBLA13 END 105.2
HIERARCH ESO ISS PBL14 START 164.643
HIERARCH ESO ISS PBL14 END 164.57
HIERARCH ESO ISS PBLA14 START 34.856
HIERARCH ESO ISS PBLA14 END 34.914
HIERARCH ESO ISS PBL23 START 103.79
HIERARCH ESO ISS PBL23 END 103.661
HIERARCH ESO ISS PBLA23 START 81.6
HIERARCH ESO ISS PBLA23 END 81.7
HIERARCH ESO ISS PBL24 START 198.563
HIERARCH ESO ISS PBL24 END 198.517
HIERARCH ESO ISS PBLA24 START 23.88
HIERARCH ESO ISS PBLA24 END 23.945
HIERARCH ESO ISS PBL34 START 167.878
HIERARCH ESO ISS PBL34 END 167.876
HIERARCH ESO ISS PBLA34 START 352.368
HIERARCH ESO ISS PBLA34 END 352.467
HIERARCH ESO ISS AMBI TAU0 START 0.00107
HIERARCH ESO ISS AMBI TAU0 END 0.00107
HIERARCH ESO ISS AMBI TEMP 10.88
HIERARCH ESO ISS AMBI FWHM START 2.25
HIERARCH ESO ISS AMBI FWHM END 2.25