Exposure
ID
GRAVI.2021-11-03T23:41:02.925_1
Header ID
GRAVI.2021-11-03T23:41:02.925
Date updated
2021-11-03 23:46:05 UTC+0000
Release date
2021-11-03 23:41:02 UTC+0000
UTC Start
2021-11-03 23:41:02.925
UTC End
2021-11-03 23:41:32.925
MJD Start
59521.98683941
MJD End
59521.9871866322
Exposure time (s)
30.0
Validation level
1
Tau 0: Coherence time (s)
0.008027
Ambient temperature (°C)
12.73
Seeing (arcsec)
0.59
Observation
ID
48724
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
36491
Name
Name
RA
323.321457
DEC
-52.73784
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 117.4760 117.4110 246.1000 246.2000
K0-D0 94.0550 94.0160 256.6000 256.8000
K0-J3 51.9230 51.9440 332.4820 332.5920
B2-D0 30.4030 30.3870 31.4000 31.6000
B2-J3 125.4370 125.3590 41.6610 41.7760
D0-J3 95.6690 95.6070 44.8920 45.0110
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 59521.98683941
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME M05_HD204873
HIERARCH ESO INS SOBJ NAME Name
RA 323.321457
DEC -52.73784
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 51.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 30
HIERARCH ESO ISS PBL12 START 117.476
HIERARCH ESO ISS PBL12 END 117.411
HIERARCH ESO ISS PBLA12 START 246.1
HIERARCH ESO ISS PBLA12 END 246.2
HIERARCH ESO ISS PBL13 START 94.055
HIERARCH ESO ISS PBL13 END 94.016
HIERARCH ESO ISS PBLA13 START 256.6
HIERARCH ESO ISS PBLA13 END 256.8
HIERARCH ESO ISS PBL14 START 51.923
HIERARCH ESO ISS PBL14 END 51.944
HIERARCH ESO ISS PBLA14 START 332.482
HIERARCH ESO ISS PBLA14 END 332.592
HIERARCH ESO ISS PBL23 START 30.403
HIERARCH ESO ISS PBL23 END 30.387
HIERARCH ESO ISS PBLA23 START 31.4
HIERARCH ESO ISS PBLA23 END 31.6
HIERARCH ESO ISS PBL24 START 125.437
HIERARCH ESO ISS PBL24 END 125.359
HIERARCH ESO ISS PBLA24 START 41.661
HIERARCH ESO ISS PBLA24 END 41.776
HIERARCH ESO ISS PBL34 START 95.669
HIERARCH ESO ISS PBL34 END 95.607
HIERARCH ESO ISS PBLA34 START 44.892
HIERARCH ESO ISS PBLA34 END 45.011
HIERARCH ESO ISS AMBI TAU0 START 0.008027
HIERARCH ESO ISS AMBI TAU0 END 0.008027
HIERARCH ESO ISS AMBI TEMP 12.73
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.56