Exposure
ID
MIDI.2011-10-31T04:13:19.022_1
Header ID
MIDI.2011-10-31T04:13:19.022
Date updated
2011-10-31 07:22:23 UTC+0000
Release date
2011-10-31 04:13:19 UTC+0000
UTC Start
2011-10-31 04:13:19.022
UTC End
2011-10-31 04:13:51.962
MJD Start
55865.17591461
MJD End
55865.17629586
Exposure time (s)
32.9
Validation level
1
Tau 0: Coherence time (s)
0.0027025
Ambient temperature (°C)
14.96
Seeing (arcsec)
0.76
Observation
ID
26286
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
18938
Name
alf-Ari
RA
31.793903
DEC
23.46212
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
K0 I1
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-I1 31.8710 32.0030 197.4000 197.8000
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,SCIPHOT
MJD-OBS 55865.17591461
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.793903
DEC 23.46212
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 I1
EXPTIME 32.9399986
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 1830
HIERARCH ESO ISS PBL12 START 31.871
HIERARCH ESO ISS PBL12 END 32.003
HIERARCH ESO ISS PBLA12 START 197.4
HIERARCH ESO ISS PBLA12 END 197.8
HIERARCH ESO ISS AMBI TAU0 START 0.00251
HIERARCH ESO ISS AMBI TAU0 END 0.002895
HIERARCH ESO ISS AMBI TEMP 14.96
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.71