Exposure
ID
MATIS.2021-11-21T01:04:26.652_1
Header ID
MATIS.2021-11-21T01:04:26.652
Date updated
2021-11-21 01:15:39 UTC+0000
Release date
2021-11-21 01:04:26 UTC+0000
UTC Start
2021-11-21 01:04:26.652
UTC End
2021-11-21 01:05:28.480
MJD Start
59539.04475292
MJD End
59539.0454685219
Exposure time (s)
61.8
Validation level
1
Tau 0: Coherence time (s)
0.003317
Ambient temperature (°C)
11.67
Seeing (arcsec)
0.77
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 62.9770 62.8590 277.4000 277.5000
K0-D0 91.2100 91.0800 256.0000 256.1000
K0-J3 53.6320 53.6090 343.3460 343.4910
G2-D0 39.8500 39.8400 220.8000 220.9000
G2-J3 63.9330 63.9050 47.4280 47.4680
D0-J3 103.6210 103.5830 44.9020 44.9440
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 59539.04475292
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 62.977
HIERARCH ESO ISS PBL12 END 62.859
HIERARCH ESO ISS PBLA12 START 277.4
HIERARCH ESO ISS PBLA12 END 277.5
HIERARCH ESO ISS PBL13 START 91.21
HIERARCH ESO ISS PBL13 END 91.08
HIERARCH ESO ISS PBLA13 START 256.0
HIERARCH ESO ISS PBLA13 END 256.1
HIERARCH ESO ISS PBL14 START 53.632
HIERARCH ESO ISS PBL14 END 53.609
HIERARCH ESO ISS PBLA14 START 343.346
HIERARCH ESO ISS PBLA14 END 343.491
HIERARCH ESO ISS PBL23 START 39.85
HIERARCH ESO ISS PBL23 END 39.84
HIERARCH ESO ISS PBLA23 START 220.8
HIERARCH ESO ISS PBLA23 END 220.9
HIERARCH ESO ISS PBL24 START 63.933
HIERARCH ESO ISS PBL24 END 63.905
HIERARCH ESO ISS PBLA24 START 47.428
HIERARCH ESO ISS PBLA24 END 47.468
HIERARCH ESO ISS PBL34 START 103.621
HIERARCH ESO ISS PBL34 END 103.583
HIERARCH ESO ISS PBLA34 START 44.902
HIERARCH ESO ISS PBLA34 END 44.944
HIERARCH ESO ISS AMBI TAU0 START 0.003337
HIERARCH ESO ISS AMBI TAU0 END 0.003297
HIERARCH ESO ISS AMBI TEMP 11.67
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.75