Exposure
ID
MATIS.2021-11-21T00:51:57.010_1
Header ID
MATIS.2021-11-21T00:51:57.010
Date updated
2021-11-21 01:00:34 UTC+0000
Release date
2021-11-21 00:51:57 UTC+0000
UTC Start
2021-11-21 00:51:57.010
UTC End
2021-11-21 00:52:59.026
MJD Start
59539.0360765
MJD End
59539.0367942778
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003711
Ambient temperature (°C)
11.7
Seeing (arcsec)
0.9
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 64.2900 64.1870 276.5000 276.6000
K0-D0 92.6280 92.5180 255.5000 255.6000
K0-J3 53.9130 53.8890 341.6670 341.8080
G2-D0 39.9400 39.9350 220.3000 220.3000
G2-J3 64.2200 64.1990 46.9340 46.9810
D0-J3 103.9930 103.9680 44.3800 44.4290
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 59539.0360765
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 64.29
HIERARCH ESO ISS PBL12 END 64.187
HIERARCH ESO ISS PBLA12 START 276.5
HIERARCH ESO ISS PBLA12 END 276.6
HIERARCH ESO ISS PBL13 START 92.628
HIERARCH ESO ISS PBL13 END 92.518
HIERARCH ESO ISS PBLA13 START 255.5
HIERARCH ESO ISS PBLA13 END 255.6
HIERARCH ESO ISS PBL14 START 53.913
HIERARCH ESO ISS PBL14 END 53.889
HIERARCH ESO ISS PBLA14 START 341.667
HIERARCH ESO ISS PBLA14 END 341.808
HIERARCH ESO ISS PBL23 START 39.94
HIERARCH ESO ISS PBL23 END 39.935
HIERARCH ESO ISS PBLA23 START 220.3
HIERARCH ESO ISS PBLA23 END 220.3
HIERARCH ESO ISS PBL24 START 64.22
HIERARCH ESO ISS PBL24 END 64.199
HIERARCH ESO ISS PBLA24 START 46.934
HIERARCH ESO ISS PBLA24 END 46.981
HIERARCH ESO ISS PBL34 START 103.993
HIERARCH ESO ISS PBL34 END 103.968
HIERARCH ESO ISS PBLA34 START 44.38
HIERARCH ESO ISS PBLA34 END 44.429
HIERARCH ESO ISS AMBI TAU0 START 0.003711
HIERARCH ESO ISS AMBI TAU0 END 0.003711
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.89