Exposure
ID
MIDI.2012-12-20T00:13:31.992_1
Header ID
MIDI.2012-12-20T00:13:31.992
Date updated
2012-12-20 00:31:26 UTC+0000
Release date
2012-12-20 00:13:31 UTC+0000
UTC Start
2012-12-20 00:13:31.992
UTC End
2012-12-20 00:13:44.232
MJD Start
56281.00939806
MJD End
56281.0095397267
Exposure time (s)
12.2
Validation level
1
Tau 0: Coherence time (s)
0.0025
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.955
Observation
ID
27845
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19858
Name
alf Ari
RA
31.793731
DEC
23.46208
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
C1 A1
Projected baselines
Baseline Length start Length end Angle start Angle end
C1-A1 14.6460 14.7290 260.7000 260.4000
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 56281.00939806
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793731
DEC 23.46208
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 C1
HIERARCH ESO ISS CONF STATION2 A1
EXPTIME 12.2399995
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 680
HIERARCH ESO ISS PBL12 START 14.646
HIERARCH ESO ISS PBL12 END 14.729
HIERARCH ESO ISS PBLA12 START 260.7
HIERARCH ESO ISS PBLA12 END 260.4
HIERARCH ESO ISS AMBI TAU0 START 0.002495
HIERARCH ESO ISS AMBI TAU0 END 0.002505
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.95