Exposure
ID
MATIS.2021-11-21T00:55:03.475_1
Header ID
MATIS.2021-11-21T00:55:03.475
Date updated
2021-11-21 01:08:12 UTC+0000
Release date
2021-11-21 00:55:03 UTC+0000
UTC Start
2021-11-21 00:55:03.475
UTC End
2021-11-21 00:56:05.491
MJD Start
59539.03823466
MJD End
59539.0389524378
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003171
Ambient temperature (°C)
11.79
Seeing (arcsec)
0.92
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 63.9790 63.8740 276.8000 276.8000
K0-D0 92.2970 92.1850 255.7000 255.7000
K0-J3 53.8420 53.8180 342.0820 342.2200
G2-D0 39.9220 39.9160 220.4000 220.5000
G2-J3 64.1570 64.1360 47.0670 47.1090
D0-J3 103.9140 103.8860 44.5200 44.5640
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 59539.03823466
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 0.228
HIERARCH ESO DET NDIT 272
HIERARCH ESO ISS PBL12 START 63.979
HIERARCH ESO ISS PBL12 END 63.874
HIERARCH ESO ISS PBLA12 START 276.8
HIERARCH ESO ISS PBLA12 END 276.8
HIERARCH ESO ISS PBL13 START 92.297
HIERARCH ESO ISS PBL13 END 92.185
HIERARCH ESO ISS PBLA13 START 255.7
HIERARCH ESO ISS PBLA13 END 255.7
HIERARCH ESO ISS PBL14 START 53.842
HIERARCH ESO ISS PBL14 END 53.818
HIERARCH ESO ISS PBLA14 START 342.082
HIERARCH ESO ISS PBLA14 END 342.22
HIERARCH ESO ISS PBL23 START 39.922
HIERARCH ESO ISS PBL23 END 39.916
HIERARCH ESO ISS PBLA23 START 220.4
HIERARCH ESO ISS PBLA23 END 220.5
HIERARCH ESO ISS PBL24 START 64.157
HIERARCH ESO ISS PBL24 END 64.136
HIERARCH ESO ISS PBLA24 START 47.067
HIERARCH ESO ISS PBLA24 END 47.109
HIERARCH ESO ISS PBL34 START 103.914
HIERARCH ESO ISS PBL34 END 103.886
HIERARCH ESO ISS PBLA34 START 44.52
HIERARCH ESO ISS PBLA34 END 44.564
HIERARCH ESO ISS AMBI TAU0 START 0.003171
HIERARCH ESO ISS AMBI TAU0 END 0.003171
HIERARCH ESO ISS AMBI TEMP 11.79
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.92