Exposure
ID
MATIS.2025-04-09T08:24:33.947_1
Header ID
MATIS.2025-04-09T08:24:33.947
Date updated
2025-04-09 08:30:44 UTC+0000
Release date
2025-04-09 08:24:33 UTC+0000
UTC Start
2025-04-09 08:24:33.947
UTC End
2025-04-09 08:25:34.007
MJD Start
60774.35039291
MJD End
60774.35108804888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003236
Ambient temperature (°C)
14.23
Seeing (arcsec)
0.9850000000000001
Observation
ID
66142
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49241
Name
HD 165986
RA
272.931081
DEC
-55.36288
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.1560 52.1390 18.0000 18.2000
U1-U3 96.3360 96.3000 24.1000 24.2000
U1-U4 129.6680 129.6450 48.6610 48.8590
U2-U3 44.8110 44.7950 31.1000 31.3000
U2-U4 88.8670 88.8890 66.0670 66.2790
U3-U4 58.1040 58.1610 92.2760 92.4800
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 60774.35039291
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931081
DEC -55.36288
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 52.156
HIERARCH ESO ISS PBL12 END 52.139
HIERARCH ESO ISS PBLA12 START 18.0
HIERARCH ESO ISS PBLA12 END 18.2
HIERARCH ESO ISS PBL13 START 96.336
HIERARCH ESO ISS PBL13 END 96.3
HIERARCH ESO ISS PBLA13 START 24.1
HIERARCH ESO ISS PBLA13 END 24.2
HIERARCH ESO ISS PBL14 START 129.668
HIERARCH ESO ISS PBL14 END 129.645
HIERARCH ESO ISS PBLA14 START 48.661
HIERARCH ESO ISS PBLA14 END 48.859
HIERARCH ESO ISS PBL23 START 44.811
HIERARCH ESO ISS PBL23 END 44.795
HIERARCH ESO ISS PBLA23 START 31.1
HIERARCH ESO ISS PBLA23 END 31.3
HIERARCH ESO ISS PBL24 START 88.867
HIERARCH ESO ISS PBL24 END 88.889
HIERARCH ESO ISS PBLA24 START 66.067
HIERARCH ESO ISS PBLA24 END 66.279
HIERARCH ESO ISS PBL34 START 58.104
HIERARCH ESO ISS PBL34 END 58.161
HIERARCH ESO ISS PBLA34 START 92.276
HIERARCH ESO ISS PBLA34 END 92.48
HIERARCH ESO ISS AMBI TAU0 START 0.003236
HIERARCH ESO ISS AMBI TAU0 END 0.003236
HIERARCH ESO ISS AMBI TEMP 14.23
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 0.88