Exposure
ID
MIDI.2013-07-01T09:48:54.937_1
Header ID
MIDI.2013-07-01T09:48:54.937
Date updated
2013-07-01 12:31:30 UTC+0000
Release date
2013-07-01 09:48:54 UTC+0000
UTC Start
2013-07-01 09:48:54.937
UTC End
2013-07-01 09:49:10.777
MJD Start
56474.40896918
MJD End
56474.4091525133
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0010505
Ambient temperature (°C)
10.52
Seeing (arcsec)
1.58
Observation
ID
28947
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
20521
Name
alf Ari
RA
31.7938
DEC
23.46206
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
D0 A1
Projected baselines
Baseline Length start Length end Angle start Angle end
D0-A1 18.3750 18.6540 229.4000 229.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9006(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 56474.40896918
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.7938
DEC 23.46206
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 D0
HIERARCH ESO ISS CONF STATION2 A1
EXPTIME 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 18.375
HIERARCH ESO ISS PBL12 END 18.654
HIERARCH ESO ISS PBLA12 START 229.4
HIERARCH ESO ISS PBLA12 END 229.8
HIERARCH ESO ISS AMBI TAU0 START 0.001121
HIERARCH ESO ISS AMBI TAU0 END 0.00098
HIERARCH ESO ISS AMBI TEMP 10.52
HIERARCH ESO ISS AMBI FWHM START 1.47
HIERARCH ESO ISS AMBI FWHM END 1.69