Exposure
ID
MIDI.2012-12-20T00:46:38.788_1
Header ID
MIDI.2012-12-20T00:46:38.788
Date updated
2012-12-20 02:06:38 UTC+0000
Release date
2012-12-20 00:46:38 UTC+0000
UTC Start
2012-12-20 00:46:38.788
UTC End
2012-12-20 00:47:07.588
MJD Start
56281.03239338
MJD End
56281.0327267133
Exposure time (s)
28.8
Validation level
1
Tau 0: Coherence time (s)
0.0022915
Ambient temperature (°C)
12.29
Seeing (arcsec)
1.07
Observation
ID
27845
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19856
Name
alf Ari
RA
31.793731
DEC
23.46208
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+GRISM
Stations
C1 A1
Projected baselines
Baseline Length start Length end Angle start Angle end
C1-A1 15.3250 15.4180 258.1000 257.6000
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 56281.03239338
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793731
DEC 23.46208
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID GRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 C1
HIERARCH ESO ISS CONF STATION2 A1
EXPTIME 28.7999988
HIERARCH ESO DET DIT 0.036
HIERARCH ESO DET NDIT 800
HIERARCH ESO ISS PBL12 START 15.325
HIERARCH ESO ISS PBL12 END 15.418
HIERARCH ESO ISS PBLA12 START 258.1
HIERARCH ESO ISS PBLA12 END 257.6
HIERARCH ESO ISS AMBI TAU0 START 0.002659
HIERARCH ESO ISS AMBI TAU0 END 0.001924
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 1.24