Exposure
ID
MATIS.2021-11-21T01:05:46.564_1
Header ID
MATIS.2021-11-21T01:05:46.564
Date updated
2021-11-21 01:15:39 UTC+0000
Release date
2021-11-21 01:05:46 UTC+0000
UTC Start
2021-11-21 01:05:46.564
UTC End
2021-11-21 01:06:48.392
MJD Start
59539.04567782
MJD End
59539.0463934219
Exposure time (s)
61.8
Validation level
1
Tau 0: Coherence time (s)
0.0034825
Ambient temperature (°C)
11.75
Seeing (arcsec)
0.74
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 62.8270 62.7070 277.5000 277.6000
K0-D0 91.0440 90.9120 256.1000 256.1000
K0-J3 53.6030 53.5800 343.5280 343.6740
G2-D0 39.8370 39.8270 220.9000 221.0000
G2-J3 63.8970 63.8670 47.4760 47.5150
D0-J3 103.5730 103.5330 44.9530 44.9950
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 59539.04567782
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 62.827
HIERARCH ESO ISS PBL12 END 62.707
HIERARCH ESO ISS PBLA12 START 277.5
HIERARCH ESO ISS PBLA12 END 277.6
HIERARCH ESO ISS PBL13 START 91.044
HIERARCH ESO ISS PBL13 END 90.912
HIERARCH ESO ISS PBLA13 START 256.1
HIERARCH ESO ISS PBLA13 END 256.1
HIERARCH ESO ISS PBL14 START 53.603
HIERARCH ESO ISS PBL14 END 53.58
HIERARCH ESO ISS PBLA14 START 343.528
HIERARCH ESO ISS PBLA14 END 343.674
HIERARCH ESO ISS PBL23 START 39.837
HIERARCH ESO ISS PBL23 END 39.827
HIERARCH ESO ISS PBLA23 START 220.9
HIERARCH ESO ISS PBLA23 END 221.0
HIERARCH ESO ISS PBL24 START 63.897
HIERARCH ESO ISS PBL24 END 63.867
HIERARCH ESO ISS PBLA24 START 47.476
HIERARCH ESO ISS PBLA24 END 47.515
HIERARCH ESO ISS PBL34 START 103.573
HIERARCH ESO ISS PBL34 END 103.533
HIERARCH ESO ISS PBLA34 START 44.953
HIERARCH ESO ISS PBLA34 END 44.995
HIERARCH ESO ISS AMBI TAU0 START 0.003297
HIERARCH ESO ISS AMBI TAU0 END 0.003668
HIERARCH ESO ISS AMBI TEMP 11.75
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.73