Exposure
ID
MATIS.2021-11-21T00:51:57.554_1
Header ID
MATIS.2021-11-21T00:51:57.554
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 00:51:57.554
UTC End
2021-11-21 00:52:59.564
MJD Start
59539.0360828
MJD End
59539.0368005083
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
48958
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 64.2890 64.1850 276.5000 276.6000
K0-D0 92.6260 92.5170 255.5000 255.6000
K0-J3 53.9120 53.8880 341.6720 341.8080
G2-D0 39.9400 39.9350 220.3000 220.3000
G2-J3 64.2190 64.1990 46.9370 46.9800
D0-J3 103.9930 103.9670 44.3830 44.4270
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 59539.0360828
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Aqr
RA 342.397859
DEC -13.59282
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 64.289
HIERARCH ESO ISS PBL12 END 64.185
HIERARCH ESO ISS PBLA12 START 276.5
HIERARCH ESO ISS PBLA12 END 276.6
HIERARCH ESO ISS PBL13 START 92.626
HIERARCH ESO ISS PBL13 END 92.517
HIERARCH ESO ISS PBLA13 START 255.5
HIERARCH ESO ISS PBLA13 END 255.6
HIERARCH ESO ISS PBL14 START 53.912
HIERARCH ESO ISS PBL14 END 53.888
HIERARCH ESO ISS PBLA14 START 341.672
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 64.219
HIERARCH ESO ISS PBL24 END 64.199
HIERARCH ESO ISS PBLA24 START 46.937
HIERARCH ESO ISS PBLA24 END 46.98
HIERARCH ESO ISS PBL34 START 103.993
HIERARCH ESO ISS PBL34 END 103.967
HIERARCH ESO ISS PBLA34 START 44.383
HIERARCH ESO ISS PBLA34 END 44.427
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