Exposure
ID
MIDI.2013-12-04T01:47:44.974_1
Header ID
MIDI.2013-12-04T01:47:44.974
Date updated
2013-12-04 02:55:43 UTC+0000
Release date
2013-12-04 01:47:44 UTC+0000
UTC Start
2013-12-04 01:47:44.974
UTC End
2013-12-04 01:47:57.214
MJD Start
56630.07482609
MJD End
56630.0749677567
Exposure time (s)
12.2
Validation level
1
Tau 0: Coherence time (s)
0.0019995
Ambient temperature (°C)
16.43
Seeing (arcsec)
2.155
Observation
ID
29579
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
20877
Name
alf Ari
RA
31.793851
DEC
23.46206
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
D0-C1 16.3640 16.4830 215.3000 215.6000
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,SCIPHOT
MJD-OBS 56630.07482609
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793851
DEC 23.46206
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 D0
HIERARCH ESO ISS CONF STATION2 C1
EXPTIME 12.2399995
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 680
HIERARCH ESO ISS PBL12 START 16.364
HIERARCH ESO ISS PBL12 END 16.483
HIERARCH ESO ISS PBLA12 START 215.3
HIERARCH ESO ISS PBLA12 END 215.6
HIERARCH ESO ISS AMBI TAU0 START 0.002171
HIERARCH ESO ISS AMBI TAU0 END 0.001828
HIERARCH ESO ISS AMBI TEMP 16.43
HIERARCH ESO ISS AMBI FWHM START 1.97
HIERARCH ESO ISS AMBI FWHM END 2.34