Exposure
ID
MATIS.2021-10-04T05:06:48.323_1
Header ID
MATIS.2021-10-04T05:06:48.323
Date updated
2021-10-04 05:16:48 UTC+0000
Release date
2021-10-04 05:06:48 UTC+0000
UTC Start
2021-10-04 05:06:48.323
UTC End
2021-10-04 05:07:48.383
MJD Start
59491.21305929
MJD End
59491.2137544289
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003811
Ambient temperature (°C)
12.16
Seeing (arcsec)
0.78
Observation
ID
48423
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
36289
Name
tau Aqr
RA
342.396723
DEC
-13.59282
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 74.2380 74.0710 131.8000 132.0000
A0-J2 104.6940 104.3740 103.3000 103.4000
A0-K0 109.8460 109.5680 77.8320 77.8600
G1-J2 53.0520 52.9610 61.4000 61.4000
G1-K0 89.4060 89.3710 35.6220 35.6490
J2-K0 47.5890 47.5940 6.6320 6.7430
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 59491.21305929
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Aqr
RA 342.396723
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 74.238
HIERARCH ESO ISS PBL12 END 74.071
HIERARCH ESO ISS PBLA12 START 131.8
HIERARCH ESO ISS PBLA12 END 132.0
HIERARCH ESO ISS PBL13 START 104.694
HIERARCH ESO ISS PBL13 END 104.374
HIERARCH ESO ISS PBLA13 START 103.3
HIERARCH ESO ISS PBLA13 END 103.4
HIERARCH ESO ISS PBL14 START 109.846
HIERARCH ESO ISS PBL14 END 109.568
HIERARCH ESO ISS PBLA14 START 77.832
HIERARCH ESO ISS PBLA14 END 77.86
HIERARCH ESO ISS PBL23 START 53.052
HIERARCH ESO ISS PBL23 END 52.961
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 61.4
HIERARCH ESO ISS PBL24 START 89.406
HIERARCH ESO ISS PBL24 END 89.371
HIERARCH ESO ISS PBLA24 START 35.622
HIERARCH ESO ISS PBLA24 END 35.649
HIERARCH ESO ISS PBL34 START 47.589
HIERARCH ESO ISS PBL34 END 47.594
HIERARCH ESO ISS PBLA34 START 6.632
HIERARCH ESO ISS PBLA34 END 6.743
HIERARCH ESO ISS AMBI TAU0 START 0.003811
HIERARCH ESO ISS AMBI TAU0 END 0.003811
HIERARCH ESO ISS AMBI TEMP 12.16
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78