Exposure
ID
MATIS.2025-04-09T08:17:19.511_1
Header ID
MATIS.2025-04-09T08:17:19.511
Date updated
2025-04-09 08:25:33 UTC+0000
Release date
2025-04-09 08:17:19 UTC+0000
UTC Start
2025-04-09 08:17:19.511
UTC End
2025-04-09 08:18:19.475
MJD Start
60774.34536471
MJD End
60774.34605873778
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002963
Ambient temperature (°C)
14.27
Seeing (arcsec)
0.9450000000000001
Observation
ID
66132
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49234
Name
HD 165986
RA
272.931104
DEC
-55.3629
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 52.2730 52.2570 16.9000 17.1000
U1-U3 96.5830 96.5500 22.9000 23.1000
U1-U4 129.8150 129.7960 47.2280 47.4270
U2-U3 44.9280 44.9120 29.9000 30.1000
U2-U4 88.6910 88.7170 64.5240 64.7380
U3-U4 57.6820 57.7410 90.7960 91.0010
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 60774.34536471
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931104
DEC -55.3629
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 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 52.273
HIERARCH ESO ISS PBL12 END 52.257
HIERARCH ESO ISS PBLA12 START 16.9
HIERARCH ESO ISS PBLA12 END 17.1
HIERARCH ESO ISS PBL13 START 96.583
HIERARCH ESO ISS PBL13 END 96.55
HIERARCH ESO ISS PBLA13 START 22.9
HIERARCH ESO ISS PBLA13 END 23.1
HIERARCH ESO ISS PBL14 START 129.815
HIERARCH ESO ISS PBL14 END 129.796
HIERARCH ESO ISS PBLA14 START 47.228
HIERARCH ESO ISS PBLA14 END 47.427
HIERARCH ESO ISS PBL23 START 44.928
HIERARCH ESO ISS PBL23 END 44.912
HIERARCH ESO ISS PBLA23 START 29.9
HIERARCH ESO ISS PBLA23 END 30.1
HIERARCH ESO ISS PBL24 START 88.691
HIERARCH ESO ISS PBL24 END 88.717
HIERARCH ESO ISS PBLA24 START 64.524
HIERARCH ESO ISS PBLA24 END 64.738
HIERARCH ESO ISS PBL34 START 57.682
HIERARCH ESO ISS PBL34 END 57.741
HIERARCH ESO ISS PBLA34 START 90.796
HIERARCH ESO ISS PBLA34 END 91.001
HIERARCH ESO ISS AMBI TAU0 START 0.002963
HIERARCH ESO ISS AMBI TAU0 END 0.002963
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.98