Exposure
ID
MIDI.2011-12-04T01:11:55.937_1
Header ID
MIDI.2011-12-04T01:11:55.937
Date updated
2011-12-04 05:42:47 UTC+0000
Release date
2011-12-04 01:11:55 UTC+0000
UTC Start
2011-12-04 01:11:55.937
UTC End
2011-12-04 01:12:11.777
MJD Start
55899.04995297
MJD End
55899.0501363033
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0035975
Ambient temperature (°C)
12.82
Seeing (arcsec)
0.73
Observation
ID
26475
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19077
Name
alf-Ari
RA
31.793789
DEC
23.46212
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
K0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-J3 46.6930 46.4400 320.5000 320.6000
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 55899.04995297
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.793789
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 K0
HIERARCH ESO ISS CONF STATION2 J3
EXPTIME 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 46.693
HIERARCH ESO ISS PBL12 END 46.44
HIERARCH ESO ISS PBLA12 START 320.5
HIERARCH ESO ISS PBLA12 END 320.6
HIERARCH ESO ISS AMBI TAU0 START 0.003447
HIERARCH ESO ISS AMBI TAU0 END 0.003748
HIERARCH ESO ISS AMBI TEMP 12.82
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.7