Exposure
ID
MIDI.2009-10-20T03:40:25.630_1
Header ID
MIDI.2009-10-20T03:40:25.630
Date updated
2011-07-15 05:55:42 UTC+0000
Release date
2009-10-20 03:40:25 UTC+0000
UTC Start
2009-10-20 03:40:25.630
UTC End
2009-10-20 03:40:37.870
MJD Start
55124.15307442
MJD End
55124.1532160867
Exposure time (s)
12.2
Validation level
1
Tau 0: Coherence time (s)
0.002141
Ambient temperature (°C)
13.11
Seeing (arcsec)
0.77
Observation
ID
22446
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
16834
Name
alf-Ari
RA
31.794236
DEC
23.46251
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
G1 D0
Projected baselines
Baseline Length start Length end Angle start Angle end
G1-D0 68.4480 68.2120 306.4000 306.2000
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 55124.15307442
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf-Ari
RA 31.794236
DEC 23.46251
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 G1
HIERARCH ESO ISS CONF STATION2 D0
EXPTIME 12.2399995
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 680
HIERARCH ESO ISS PBL12 START 68.448
HIERARCH ESO ISS PBL12 END 68.212
HIERARCH ESO ISS PBLA12 START 306.4
HIERARCH ESO ISS PBLA12 END 306.2
HIERARCH ESO ISS AMBI TAU0 START 0.002086
HIERARCH ESO ISS AMBI TAU0 END 0.002196
HIERARCH ESO ISS AMBI TEMP 13.11
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.75