Exposure
ID
MIDI.2011-10-06T08:17:07.000_1
Header ID
MIDI.2011-10-06T08:17:07.000
Date updated
2011-10-07 09:09:25 UTC+0000
Release date
2011-10-06 08:17:07 UTC+0000
UTC Start
2011-10-06 08:17:07.000
UTC End
2011-10-06 08:18:11.080
MJD Start
55840.34521991
MJD End
55840.3459615767
Exposure time (s)
64.1
Validation level
1
Tau 0: Coherence time (s)
0.002014
Ambient temperature (°C)
11.46
Seeing (arcsec)
1.02
Observation
ID
26041
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
18774
Name
alf-Ari
RA
31.793961
DEC
23.46215
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
J3 A1
Projected baselines
Baseline Length start Length end Angle start Angle end
J3-A1 138.1100 138.2130 225.8000 225.6000
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 55840.34521991
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.793961
DEC 23.46215
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 A1
EXPTIME 64.0619972
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 3560
HIERARCH ESO ISS PBL12 START 138.11
HIERARCH ESO ISS PBL12 END 138.213
HIERARCH ESO ISS PBLA12 START 225.8
HIERARCH ESO ISS PBLA12 END 225.6
HIERARCH ESO ISS AMBI TAU0 START 0.001918
HIERARCH ESO ISS AMBI TAU0 END 0.00211
HIERARCH ESO ISS AMBI TEMP 11.46
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 0.97