Exposure
ID
MATIS.2021-09-18T03:55:33.902_1
Header ID
MATIS.2021-09-18T03:55:33.902
Date updated
2021-09-29 14:28:43 UTC+0000
Release date
2021-09-18 03:55:33 UTC+0000
UTC Start
2021-09-18 03:55:33.902
UTC End
2021-09-18 03:56:33.910
MJD Start
59475.16358683
MJD End
59475.164281367
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003773
Ambient temperature (°C)
13.62
Seeing (arcsec)
0.965
Observation
ID
48227
Category
calibrator
Program ID
105.2047.004
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: ALMA SIO AND VLTI IMAGING OF AGB STARS
Program Type
Normal
PI / COI
WITTKOWSKI/ HUMPHREYS/ CHIAVASSA/ PALADINI/ H\XC3\XB6FNER/ GRAY/ BLADH/ FREYTAG
Target
ID
36187
Name
tau Aqr
RA
342.39786
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 68.2340 68.2160 272.3000 272.3000
K0-D0 95.9700 95.9740 252.1000 252.2000
K0-J3 55.4720 55.4510 333.6770 333.7830
G2-D0 39.6470 39.6600 215.7000 215.8000
G2-J3 64.1140 64.1350 42.8260 42.9070
D0-J3 103.5730 103.6070 40.1110 40.1940
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.2047.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59475.16358683
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Aqr
RA 342.39786
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 2308
HIERARCH ESO ISS PBL12 START 68.234
HIERARCH ESO ISS PBL12 END 68.216
HIERARCH ESO ISS PBLA12 START 272.3
HIERARCH ESO ISS PBLA12 END 272.3
HIERARCH ESO ISS PBL13 START 95.97
HIERARCH ESO ISS PBL13 END 95.974
HIERARCH ESO ISS PBLA13 START 252.1
HIERARCH ESO ISS PBLA13 END 252.2
HIERARCH ESO ISS PBL14 START 55.472
HIERARCH ESO ISS PBL14 END 55.451
HIERARCH ESO ISS PBLA14 START 333.677
HIERARCH ESO ISS PBLA14 END 333.783
HIERARCH ESO ISS PBL23 START 39.647
HIERARCH ESO ISS PBL23 END 39.66
HIERARCH ESO ISS PBLA23 START 215.7
HIERARCH ESO ISS PBLA23 END 215.8
HIERARCH ESO ISS PBL24 START 64.114
HIERARCH ESO ISS PBL24 END 64.135
HIERARCH ESO ISS PBLA24 START 42.826
HIERARCH ESO ISS PBLA24 END 42.907
HIERARCH ESO ISS PBL34 START 103.573
HIERARCH ESO ISS PBL34 END 103.607
HIERARCH ESO ISS PBLA34 START 40.111
HIERARCH ESO ISS PBLA34 END 40.194
HIERARCH ESO ISS AMBI TAU0 START 0.004001
HIERARCH ESO ISS AMBI TAU0 END 0.003545
HIERARCH ESO ISS AMBI TEMP 13.62
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 1.01