Exposure
ID
MATIS.2021-11-20T01:40:00.556_1
Header ID
MATIS.2021-11-20T01:40:00.556
Date updated
2021-11-20 01:50:55 UTC+0000
Release date
2021-11-20 01:40:00 UTC+0000
UTC Start
2021-11-20 01:40:00.556
UTC End
2021-11-20 01:41:00.616
MJD Start
59538.06945088
MJD End
59538.0701460189
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0035505
Ambient temperature (°C)
10.84
Seeing (arcsec)
0.95
Observation
ID
48942
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
MATISSETEAM
Target
ID
36636
Name
HD 4128
RA
10.898568
DEC
-17.98645
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 68.2680 68.2530 272.4000 272.5000
K0-D0 95.9770 95.9740 252.0000 252.1000
K0-J3 56.1200 56.1070 333.8470 333.9530
G2-D0 39.8840 39.8910 215.3000 215.4000
G2-J3 64.3980 64.4080 42.4590 42.5480
D0-J3 104.0920 104.1090 39.7350 39.8250
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 59538.06945088
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 4128
RA 10.898568
DEC -17.98645
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 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 68.268
HIERARCH ESO ISS PBL12 END 68.253
HIERARCH ESO ISS PBLA12 START 272.4
HIERARCH ESO ISS PBLA12 END 272.5
HIERARCH ESO ISS PBL13 START 95.977
HIERARCH ESO ISS PBL13 END 95.974
HIERARCH ESO ISS PBLA13 START 252.0
HIERARCH ESO ISS PBLA13 END 252.1
HIERARCH ESO ISS PBL14 START 56.12
HIERARCH ESO ISS PBL14 END 56.107
HIERARCH ESO ISS PBLA14 START 333.847
HIERARCH ESO ISS PBLA14 END 333.953
HIERARCH ESO ISS PBL23 START 39.884
HIERARCH ESO ISS PBL23 END 39.891
HIERARCH ESO ISS PBLA23 START 215.3
HIERARCH ESO ISS PBLA23 END 215.4
HIERARCH ESO ISS PBL24 START 64.398
HIERARCH ESO ISS PBL24 END 64.408
HIERARCH ESO ISS PBLA24 START 42.459
HIERARCH ESO ISS PBLA24 END 42.548
HIERARCH ESO ISS PBL34 START 104.092
HIERARCH ESO ISS PBL34 END 104.109
HIERARCH ESO ISS PBLA34 START 39.735
HIERARCH ESO ISS PBLA34 END 39.825
HIERARCH ESO ISS AMBI TAU0 START 0.003343
HIERARCH ESO ISS AMBI TAU0 END 0.003758
HIERARCH ESO ISS AMBI TEMP 10.84
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.91