Exposure
ID
MIDI.2014-11-20T01:43:08.993_1
Header ID
MIDI.2014-11-20T01:43:08.993
Date updated
2014-11-20 01:51:23 UTC+0000
Release date
2014-11-20 01:43:08 UTC+0000
UTC Start
2014-11-20 01:43:08.993
UTC End
2014-11-20 01:43:21.233
MJD Start
56981.07163186
MJD End
56981.0717735267
Exposure time (s)
12.2
Validation level
1
Tau 0: Coherence time (s)
0.0034175
Ambient temperature (°C)
11.84
Seeing (arcsec)
0.775
Observation
ID
31096
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
21769
Name
alf Ari
RA
31.793867
DEC
23.46203
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
C1 B2
Projected baselines
Baseline Length start Length end Angle start Angle end
C1-B2 7.0940 7.1490 208.3000 208.8000
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 56981.07163186
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793867
DEC 23.46203
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 B2
EXPTIME 12.2399995
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 680
HIERARCH ESO ISS PBL12 START 7.094
HIERARCH ESO ISS PBL12 END 7.149
HIERARCH ESO ISS PBLA12 START 208.3
HIERARCH ESO ISS PBLA12 END 208.8
HIERARCH ESO ISS AMBI TAU0 START 0.002727
HIERARCH ESO ISS AMBI TAU0 END 0.004108
HIERARCH ESO ISS AMBI TEMP 11.84
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.62