Exposure
ID
MATIS.2021-11-21T01:00:15.066_1
Header ID
MATIS.2021-11-21T01:00:15.066
Date updated
2021-11-21 01:11:00 UTC+0000
Release date
2021-11-21 01:00:15 UTC+0000
UTC Start
2021-11-21 01:00:15.066
UTC End
2021-11-21 01:01:16.894
MJD Start
59539.04184104
MJD End
59539.0425566419
Exposure time (s)
61.8
Validation level
1
Tau 0: Coherence time (s)
0.0031565
Ambient temperature (°C)
11.61
Seeing (arcsec)
0.69
Observation
ID
48957
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
MATISSETEAM
Target
ID
36644
Name
tau Aqr
RA
342.397859
DEC
-13.59282
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 63.4380 63.3240 277.1000 277.2000
K0-D0 91.7140 91.5910 255.9000 255.9000
K0-J3 53.7250 53.7020 342.7750 342.9190
G2-D0 39.8860 39.8770 220.7000 220.7000
G2-J3 64.0410 64.0150 47.2710 47.3130
D0-J3 103.7630 103.7290 44.7360 44.7800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9130(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59539.04184104
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Aqr
RA 342.397859
DEC -13.59282
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.533
HIERARCH ESO DET NDIT 116
HIERARCH ESO ISS PBL12 START 63.438
HIERARCH ESO ISS PBL12 END 63.324
HIERARCH ESO ISS PBLA12 START 277.1
HIERARCH ESO ISS PBLA12 END 277.2
HIERARCH ESO ISS PBL13 START 91.714
HIERARCH ESO ISS PBL13 END 91.591
HIERARCH ESO ISS PBLA13 START 255.9
HIERARCH ESO ISS PBLA13 END 255.9
HIERARCH ESO ISS PBL14 START 53.725
HIERARCH ESO ISS PBL14 END 53.702
HIERARCH ESO ISS PBLA14 START 342.775
HIERARCH ESO ISS PBLA14 END 342.919
HIERARCH ESO ISS PBL23 START 39.886
HIERARCH ESO ISS PBL23 END 39.877
HIERARCH ESO ISS PBLA23 START 220.7
HIERARCH ESO ISS PBLA23 END 220.7
HIERARCH ESO ISS PBL24 START 64.041
HIERARCH ESO ISS PBL24 END 64.015
HIERARCH ESO ISS PBLA24 START 47.271
HIERARCH ESO ISS PBLA24 END 47.313
HIERARCH ESO ISS PBL34 START 103.763
HIERARCH ESO ISS PBL34 END 103.729
HIERARCH ESO ISS PBLA34 START 44.736
HIERARCH ESO ISS PBLA34 END 44.78
HIERARCH ESO ISS AMBI TAU0 START 0.002582
HIERARCH ESO ISS AMBI TAU0 END 0.003731
HIERARCH ESO ISS AMBI TEMP 11.61
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69