Exposure
ID
MIDI.2011-10-06T08:00:46.937_1
Header ID
MIDI.2011-10-06T08:00:46.937
Date updated
2011-10-06 17:59:41 UTC+0000
Release date
2011-10-06 08:00:46 UTC+0000
UTC Start
2011-10-06 08:00:46.937
UTC End
2011-10-06 08:01:02.777
MJD Start
55840.33387659
MJD End
55840.3340599233
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.002003
Ambient temperature (°C)
11.57
Seeing (arcsec)
1.03
Observation
ID
26043
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
18776
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 136.6700 136.9350 227.1000 226.9000
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 55840.33387659
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 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 136.67
HIERARCH ESO ISS PBL12 END 136.935
HIERARCH ESO ISS PBLA12 START 227.1
HIERARCH ESO ISS PBLA12 END 226.9
HIERARCH ESO ISS AMBI TAU0 START 0.002022
HIERARCH ESO ISS AMBI TAU0 END 0.001984
HIERARCH ESO ISS AMBI TEMP 11.57
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.04