Exposure
ID
MATIS.2025-04-09T08:20:48.526_1
Header ID
MATIS.2025-04-09T08:20:48.526
Date updated
2025-04-09 08:30:44 UTC+0000
Release date
2025-04-09 08:20:48 UTC+0000
UTC Start
2025-04-09 08:20:48.526
UTC End
2025-04-09 08:21:48.586
MJD Start
60774.34778386
MJD End
60774.34847899889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003669
Ambient temperature (°C)
14.22
Seeing (arcsec)
1.0350000000000001
Observation
ID
66136
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49237
Name
HD 165986
RA
272.931093
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 52.2180 52.2010 17.5000 17.6000
U1-U3 96.4670 96.4310 23.5000 23.6000
U1-U4 129.7480 129.7260 47.9160 48.1210
U2-U3 44.8730 44.8560 30.5000 30.7000
U2-U4 88.7780 88.8030 65.2640 65.4850
U3-U4 57.8860 57.9470 91.5070 91.7180
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 60774.34778386
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931093
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 52.218
HIERARCH ESO ISS PBL12 END 52.201
HIERARCH ESO ISS PBLA12 START 17.5
HIERARCH ESO ISS PBLA12 END 17.6
HIERARCH ESO ISS PBL13 START 96.467
HIERARCH ESO ISS PBL13 END 96.431
HIERARCH ESO ISS PBLA13 START 23.5
HIERARCH ESO ISS PBLA13 END 23.6
HIERARCH ESO ISS PBL14 START 129.748
HIERARCH ESO ISS PBL14 END 129.726
HIERARCH ESO ISS PBLA14 START 47.916
HIERARCH ESO ISS PBLA14 END 48.121
HIERARCH ESO ISS PBL23 START 44.873
HIERARCH ESO ISS PBL23 END 44.856
HIERARCH ESO ISS PBLA23 START 30.5
HIERARCH ESO ISS PBLA23 END 30.7
HIERARCH ESO ISS PBL24 START 88.778
HIERARCH ESO ISS PBL24 END 88.803
HIERARCH ESO ISS PBLA24 START 65.264
HIERARCH ESO ISS PBLA24 END 65.485
HIERARCH ESO ISS PBL34 START 57.886
HIERARCH ESO ISS PBL34 END 57.947
HIERARCH ESO ISS PBLA34 START 91.507
HIERARCH ESO ISS PBLA34 END 91.718
HIERARCH ESO ISS AMBI TAU0 START 0.003669
HIERARCH ESO ISS AMBI TAU0 END 0.003669
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.98
HIERARCH ESO ISS AMBI FWHM END 1.09