Exposure
ID
GRAVI.2025-04-09T04:22:26.741_1
Header ID
GRAVI.2025-04-09T04:22:26.741
Date updated
2025-04-09 04:30:45 UTC+0000
Release date
2025-04-09 04:22:26 UTC+0000
UTC Start
2025-04-09 04:22:26.741
UTC End
2025-04-09 04:23:06.741
MJD Start
60774.18225395
MJD End
60774.18271691296
Exposure time (s)
40.0
Validation level
1
Tau 0: Coherence time (s)
0.0063055
Ambient temperature (°C)
14.5
Seeing (arcsec)
0.47
Observation
ID
66096
Category
calibrator
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49206
Name
hd123227b
RA
211.927349
DEC
-49.86729
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 53.8720 53.8600 17.7000 17.8000
U1-U3 98.9110 98.8860 23.7000 23.8000
U1-U4 130.1390 130.1310 48.7450 48.9020
U2-U3 45.6830 45.6710 30.7000 30.9000
U2-U4 88.4870 88.5150 67.0630 67.2310
U3-U4 58.3370 58.3890 94.7000 94.8560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,DUAL
MJD-OBS 60774.18225395
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME hd123227b
HIERARCH ESO INS SOBJ NAME hd123227b
RA 211.927349
DEC -49.86729
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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 10.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 53.872
HIERARCH ESO ISS PBL12 END 53.86
HIERARCH ESO ISS PBLA12 START 17.7
HIERARCH ESO ISS PBLA12 END 17.8
HIERARCH ESO ISS PBL13 START 98.911
HIERARCH ESO ISS PBL13 END 98.886
HIERARCH ESO ISS PBLA13 START 23.7
HIERARCH ESO ISS PBLA13 END 23.8
HIERARCH ESO ISS PBL14 START 130.139
HIERARCH ESO ISS PBL14 END 130.131
HIERARCH ESO ISS PBLA14 START 48.745
HIERARCH ESO ISS PBLA14 END 48.902
HIERARCH ESO ISS PBL23 START 45.683
HIERARCH ESO ISS PBL23 END 45.671
HIERARCH ESO ISS PBLA23 START 30.7
HIERARCH ESO ISS PBLA23 END 30.9
HIERARCH ESO ISS PBL24 START 88.487
HIERARCH ESO ISS PBL24 END 88.515
HIERARCH ESO ISS PBLA24 START 67.063
HIERARCH ESO ISS PBLA24 END 67.231
HIERARCH ESO ISS PBL34 START 58.337
HIERARCH ESO ISS PBL34 END 58.389
HIERARCH ESO ISS PBLA34 START 94.7
HIERARCH ESO ISS PBLA34 END 94.856
HIERARCH ESO ISS AMBI TAU0 START 0.006203
HIERARCH ESO ISS AMBI TAU0 END 0.006408
HIERARCH ESO ISS AMBI TEMP 14.5
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.46
HIERARCH ESO FT ROBJ NAME hd123227a
HIERARCH ESO FT ROBJ ALPHA 140741.528
HIERARCH ESO FT ROBJ DELTA -495203.322