Exposure
ID
MIDI.2011-10-10T05:31:33.000_1
Header ID
MIDI.2011-10-10T05:31:33.000
Date updated
2011-10-11 07:31:26 UTC+0000
Release date
2011-10-10 05:31:33 UTC+0000
UTC Start
2011-10-10 05:31:33.000
UTC End
2011-10-10 05:32:35.280
MJD Start
55844.23024306
MJD End
55844.2309638933
Exposure time (s)
62.3
Validation level
1
Tau 0: Coherence time (s)
0.001493
Ambient temperature (°C)
8.67
Seeing (arcsec)
0.89
Observation
ID
26146
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
18862
Name
alf-Ari
RA
31.793854
DEC
23.46232
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
U1 U2
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 41.6620 41.8030 35.9000 36.0000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9006(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE SEARCH,OBJECT,DISPERSED
MJD-OBS 55844.23024306
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.793854
DEC 23.46232
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
EXPTIME 62.2799973
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 3460
HIERARCH ESO ISS PBL12 START 41.662
HIERARCH ESO ISS PBL12 END 41.803
HIERARCH ESO ISS PBLA12 START 35.9
HIERARCH ESO ISS PBLA12 END 36.0
HIERARCH ESO ISS AMBI TAU0 START 0.001357
HIERARCH ESO ISS AMBI TAU0 END 0.001629
HIERARCH ESO ISS AMBI TEMP 8.67
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.81