Exposure
ID
MATIS.2021-11-21T01:08:28.519_1
Header ID
MATIS.2021-11-21T01:08:28.519
Date updated
2021-11-21 01:20:30 UTC+0000
Release date
2021-11-21 01:08:28 UTC+0000
UTC Start
2021-11-21 01:08:28.519
UTC End
2021-11-21 01:09:30.347
MJD Start
59539.0475523
MJD End
59539.0482679019
Exposure time (s)
61.8
Validation level
1
Tau 0: Coherence time (s)
0.004081
Ambient temperature (°C)
11.95
Seeing (arcsec)
0.65
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 62.5160 62.3930 277.7000 277.8000
K0-D0 90.7000 90.5630 256.2000 256.2000
K0-J3 53.5450 53.5220 343.9000 344.0470
G2-D0 39.8100 39.7990 221.0000 221.1000
G2-J3 63.8200 63.7880 47.5700 47.6080
D0-J3 103.4690 103.4270 45.0540 45.0940
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 59539.0475523
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 62.516
HIERARCH ESO ISS PBL12 END 62.393
HIERARCH ESO ISS PBLA12 START 277.7
HIERARCH ESO ISS PBLA12 END 277.8
HIERARCH ESO ISS PBL13 START 90.7
HIERARCH ESO ISS PBL13 END 90.563
HIERARCH ESO ISS PBLA13 START 256.2
HIERARCH ESO ISS PBLA13 END 256.2
HIERARCH ESO ISS PBL14 START 53.545
HIERARCH ESO ISS PBL14 END 53.522
HIERARCH ESO ISS PBLA14 START 343.9
HIERARCH ESO ISS PBLA14 END 344.047
HIERARCH ESO ISS PBL23 START 39.81
HIERARCH ESO ISS PBL23 END 39.799
HIERARCH ESO ISS PBLA23 START 221.0
HIERARCH ESO ISS PBLA23 END 221.1
HIERARCH ESO ISS PBL24 START 63.82
HIERARCH ESO ISS PBL24 END 63.788
HIERARCH ESO ISS PBLA24 START 47.57
HIERARCH ESO ISS PBLA24 END 47.608
HIERARCH ESO ISS PBL34 START 103.469
HIERARCH ESO ISS PBL34 END 103.427
HIERARCH ESO ISS PBLA34 START 45.054
HIERARCH ESO ISS PBLA34 END 45.094
HIERARCH ESO ISS AMBI TAU0 START 0.004162
HIERARCH ESO ISS AMBI TAU0 END 0.004
HIERARCH ESO ISS AMBI TEMP 11.95
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.7