Exposure
ID
GRAVI.2025-04-09T06:21:45.147_2
Header ID
GRAVI.2025-04-09T06:21:45.147
Date updated
2025-04-09 06:30:52 UTC+0000
Release date
2025-04-09 06:21:45 UTC+0000
UTC Start
2025-04-09 06:21:45.147
UTC End
2025-04-09 06:23:05.147
MJD Start
60774.26510587
MJD End
60774.26603179592
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.003795
Ambient temperature (°C)
14.31
Seeing (arcsec)
0.76
Observation
ID
66095
Category
calibrator
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
49205
Name
hd123227a
RA
211.9230333333333
DEC
-49.86758944444445
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 50.7920 50.7320 33.8000 34.0000
U1-U3 92.5840 92.4600 40.8000 41.0000
U1-U4 123.5760 123.4090 70.1070 70.3740
U2-U3 42.6190 42.5570 49.1000 49.3000
U2-U4 87.9590 87.8890 90.1070 90.4020
U3-U4 62.4090 62.4190 116.7240 117.0140
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 60774.26510587
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME hd123227b
HIERARCH ESO INS SOBJ NAME hd123227b
RA 211.925767
DEC -49.86685
HIERARCH ESO INS SPEC RES HIGH
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 96.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 50.792
HIERARCH ESO ISS PBL12 END 50.732
HIERARCH ESO ISS PBLA12 START 33.8
HIERARCH ESO ISS PBLA12 END 34.0
HIERARCH ESO ISS PBL13 START 92.584
HIERARCH ESO ISS PBL13 END 92.46
HIERARCH ESO ISS PBLA13 START 40.8
HIERARCH ESO ISS PBLA13 END 41.0
HIERARCH ESO ISS PBL14 START 123.576
HIERARCH ESO ISS PBL14 END 123.409
HIERARCH ESO ISS PBLA14 START 70.107
HIERARCH ESO ISS PBLA14 END 70.374
HIERARCH ESO ISS PBL23 START 42.619
HIERARCH ESO ISS PBL23 END 42.557
HIERARCH ESO ISS PBLA23 START 49.1
HIERARCH ESO ISS PBLA23 END 49.3
HIERARCH ESO ISS PBL24 START 87.959
HIERARCH ESO ISS PBL24 END 87.889
HIERARCH ESO ISS PBLA24 START 90.107
HIERARCH ESO ISS PBLA24 END 90.402
HIERARCH ESO ISS PBL34 START 62.409
HIERARCH ESO ISS PBL34 END 62.419
HIERARCH ESO ISS PBLA34 START 116.724
HIERARCH ESO ISS PBLA34 END 117.014
HIERARCH ESO ISS AMBI TAU0 START 0.003795
HIERARCH ESO ISS AMBI TAU0 END 0.003795
HIERARCH ESO ISS AMBI TEMP 14.31
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76
HIERARCH ESO FT ROBJ NAME hd123227a
HIERARCH ESO FT ROBJ ALPHA 140741.528
HIERARCH ESO FT ROBJ DELTA -495203.322