Exposure
ID
MATIS.2021-11-21T00:56:33.458_1
Header ID
MATIS.2021-11-21T00:56:33.458
Date updated
2021-11-21 01:08:12 UTC+0000
Release date
2021-11-21 00:56:33 UTC+0000
UTC Start
2021-11-21 00:56:33.458
UTC End
2021-11-21 00:57:35.474
MJD Start
59539.03927613
MJD End
59539.0399939078
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003101
Ambient temperature (°C)
11.67
Seeing (arcsec)
0.83
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 63.8260 63.7170 276.9000 276.9000
K0-D0 92.1330 92.0160 255.7000 255.8000
K0-J3 53.8080 53.7840 342.2820 342.4210
G2-D0 39.9120 39.9050 220.5000 220.5000
G2-J3 64.1250 64.1020 47.1280 47.1680
D0-J3 103.8730 103.8430 44.5840 44.6260
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 59539.03927613
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 63.826
HIERARCH ESO ISS PBL12 END 63.717
HIERARCH ESO ISS PBLA12 START 276.9
HIERARCH ESO ISS PBLA12 END 276.9
HIERARCH ESO ISS PBL13 START 92.133
HIERARCH ESO ISS PBL13 END 92.016
HIERARCH ESO ISS PBLA13 START 255.7
HIERARCH ESO ISS PBLA13 END 255.8
HIERARCH ESO ISS PBL14 START 53.808
HIERARCH ESO ISS PBL14 END 53.784
HIERARCH ESO ISS PBLA14 START 342.282
HIERARCH ESO ISS PBLA14 END 342.421
HIERARCH ESO ISS PBL23 START 39.912
HIERARCH ESO ISS PBL23 END 39.905
HIERARCH ESO ISS PBLA23 START 220.5
HIERARCH ESO ISS PBLA23 END 220.5
HIERARCH ESO ISS PBL24 START 64.125
HIERARCH ESO ISS PBL24 END 64.102
HIERARCH ESO ISS PBLA24 START 47.128
HIERARCH ESO ISS PBLA24 END 47.168
HIERARCH ESO ISS PBL34 START 103.873
HIERARCH ESO ISS PBL34 END 103.843
HIERARCH ESO ISS PBLA34 START 44.584
HIERARCH ESO ISS PBLA34 END 44.626
HIERARCH ESO ISS AMBI TAU0 START 0.003199
HIERARCH ESO ISS AMBI TAU0 END 0.003003
HIERARCH ESO ISS AMBI TEMP 11.67
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.86