Exposure
ID
GRAVI.2025-06-20T01:17:02.342_1
Header ID
GRAVI.2025-06-20T01:17:02.342
Date updated
2025-06-20 01:26:06 UTC+0000
Release date
2025-06-20 01:17:02 UTC+0000
UTC Start
2025-06-20 01:17:02.342
UTC End
2025-06-20 01:18:22.342
MJD Start
60846.05349933
MJD End
60846.05442525593
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.004674
Ambient temperature (°C)
13.75
Seeing (arcsec)
0.42
Observation
ID
68158
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50665
Name
hd123227a
RA
211.922666
DEC
-49.86683
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2800 68.2660 275.3000 275.6000
K0-D0 94.1750 94.0960 256.4000 256.7000
K0-J3 52.8450 52.8840 333.2050 333.4170
G2-D0 36.8720 36.8290 219.7000 219.9000
G2-J3 60.1880 60.1130 47.2070 47.4390
D0-J3 96.8640 96.7460 44.3620 44.5880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60846.05349933
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME hd123227b
HIERARCH ESO INS SOBJ NAME hd123227a
RA 211.922666
DEC -49.86683
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 95.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.28
HIERARCH ESO ISS PBL12 END 68.266
HIERARCH ESO ISS PBLA12 START 275.3
HIERARCH ESO ISS PBLA12 END 275.6
HIERARCH ESO ISS PBL13 START 94.175
HIERARCH ESO ISS PBL13 END 94.096
HIERARCH ESO ISS PBLA13 START 256.4
HIERARCH ESO ISS PBLA13 END 256.7
HIERARCH ESO ISS PBL14 START 52.845
HIERARCH ESO ISS PBL14 END 52.884
HIERARCH ESO ISS PBLA14 START 333.205
HIERARCH ESO ISS PBLA14 END 333.417
HIERARCH ESO ISS PBL23 START 36.872
HIERARCH ESO ISS PBL23 END 36.829
HIERARCH ESO ISS PBLA23 START 219.7
HIERARCH ESO ISS PBLA23 END 219.9
HIERARCH ESO ISS PBL24 START 60.188
HIERARCH ESO ISS PBL24 END 60.113
HIERARCH ESO ISS PBLA24 START 47.207
HIERARCH ESO ISS PBLA24 END 47.439
HIERARCH ESO ISS PBL34 START 96.864
HIERARCH ESO ISS PBL34 END 96.746
HIERARCH ESO ISS PBLA34 START 44.362
HIERARCH ESO ISS PBLA34 END 44.588
HIERARCH ESO ISS AMBI TAU0 START 0.004674
HIERARCH ESO ISS AMBI TAU0 END 0.004674
HIERARCH ESO ISS AMBI TEMP 13.75
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42
HIERARCH ESO FT ROBJ NAME hd123227b
HIERARCH ESO FT ROBJ ALPHA 140741.4914
HIERARCH ESO FT ROBJ DELTA -495202.4456