Exposure
ID
MATIS.2021-11-21T01:02:56.522_1
Header ID
MATIS.2021-11-21T01:02:56.522
Date updated
2021-11-21 01:11:00 UTC+0000
Release date
2021-11-21 01:02:56 UTC+0000
UTC Start
2021-11-21 01:02:56.522
UTC End
2021-11-21 01:03:58.350
MJD Start
59539.04370974
MJD End
59539.0444253419
Exposure time (s)
61.8
Validation level
1
Tau 0: Coherence time (s)
0.003337
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.79
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 63.1440 63.0270 277.3000 277.4000
K0-D0 91.3930 91.2650 256.0000 256.0000
K0-J3 53.6650 53.6420 343.1410 343.2860
G2-D0 39.8630 39.8540 220.8000 220.8000
G2-J3 63.9730 63.9450 47.3730 47.4130
D0-J3 103.6740 103.6370 44.8440 44.8870
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 59539.04370974
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 63.144
HIERARCH ESO ISS PBL12 END 63.027
HIERARCH ESO ISS PBLA12 START 277.3
HIERARCH ESO ISS PBLA12 END 277.4
HIERARCH ESO ISS PBL13 START 91.393
HIERARCH ESO ISS PBL13 END 91.265
HIERARCH ESO ISS PBLA13 START 256.0
HIERARCH ESO ISS PBLA13 END 256.0
HIERARCH ESO ISS PBL14 START 53.665
HIERARCH ESO ISS PBL14 END 53.642
HIERARCH ESO ISS PBLA14 START 343.141
HIERARCH ESO ISS PBLA14 END 343.286
HIERARCH ESO ISS PBL23 START 39.863
HIERARCH ESO ISS PBL23 END 39.854
HIERARCH ESO ISS PBLA23 START 220.8
HIERARCH ESO ISS PBLA23 END 220.8
HIERARCH ESO ISS PBL24 START 63.973
HIERARCH ESO ISS PBL24 END 63.945
HIERARCH ESO ISS PBLA24 START 47.373
HIERARCH ESO ISS PBLA24 END 47.413
HIERARCH ESO ISS PBL34 START 103.674
HIERARCH ESO ISS PBL34 END 103.637
HIERARCH ESO ISS PBLA34 START 44.844
HIERARCH ESO ISS PBLA34 END 44.887
HIERARCH ESO ISS AMBI TAU0 START 0.003337
HIERARCH ESO ISS AMBI TAU0 END 0.003337
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79