Exposure
ID
MIDI.2011-11-09T03:22:42.787_1
Header ID
MIDI.2011-11-09T03:22:42.787
Date updated
2011-11-09 06:34:06 UTC+0000
Release date
2011-11-09 03:22:42 UTC+0000
UTC Start
2011-11-09 03:22:42.787
UTC End
2011-11-09 03:23:11.587
MJD Start
55874.140773
MJD End
55874.1411063333
Exposure time (s)
28.8
Validation level
1
Tau 0: Coherence time (s)
0.0022605
Ambient temperature (°C)
13.88
Seeing (arcsec)
1.045
Observation
ID
26389
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19014
Name
alf-Ari
RA
31.794035
DEC
23.46215
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+GRISM
Stations
G1 I1
Projected baselines
Baseline Length start Length end Angle start Angle end
G1-I1 36.5960 37.0850 51.4000 51.5000
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 55874.140773
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.794035
DEC 23.46215
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID GRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 G1
HIERARCH ESO ISS CONF STATION2 I1
EXPTIME 28.7999988
HIERARCH ESO DET DIT 0.036
HIERARCH ESO DET NDIT 800
HIERARCH ESO ISS PBL12 START 36.596
HIERARCH ESO ISS PBL12 END 37.085
HIERARCH ESO ISS PBLA12 START 51.4
HIERARCH ESO ISS PBLA12 END 51.5
HIERARCH ESO ISS AMBI TAU0 START 0.002424
HIERARCH ESO ISS AMBI TAU0 END 0.002097
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 1.12