Exposure
ID
MIDI.2011-12-04T01:52:53.523_1
Header ID
MIDI.2011-12-04T01:52:53.523
Date updated
2011-12-04 06:43:23 UTC+0000
Release date
2011-12-04 01:52:53 UTC+0000
UTC Start
2011-12-04 01:52:53.523
UTC End
2011-12-04 01:53:09.363
MJD Start
55899.07839726
MJD End
55899.0785805933
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0025525
Ambient temperature (°C)
13.07
Seeing (arcsec)
1.025
Observation
ID
26476
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19076
Name
alf-Ari
RA
31.793788
DEC
23.46212
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
J3 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
J3-K0 43.1550 42.8760 142.0000 142.2000
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 55899.07839726
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.793788
DEC 23.46212
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 J3
HIERARCH ESO ISS CONF STATION2 K0
EXPTIME 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 43.155
HIERARCH ESO ISS PBL12 END 42.876
HIERARCH ESO ISS PBLA12 START 142.0
HIERARCH ESO ISS PBLA12 END 142.2
HIERARCH ESO ISS AMBI TAU0 START 0.00244
HIERARCH ESO ISS AMBI TAU0 END 0.002665
HIERARCH ESO ISS AMBI TEMP 13.07
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 0.98