Exposure
ID
MATIS.2025-04-09T08:22:03.733_1
Header ID
MATIS.2025-04-09T08:22:03.733
Date updated
2025-04-09 08:30:44 UTC+0000
Release date
2025-04-09 08:22:03 UTC+0000
UTC Start
2025-04-09 08:22:03.733
UTC End
2025-04-09 08:23:03.793
MJD Start
60774.34865432
MJD End
60774.349349458884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0034525
Ambient temperature (°C)
14.24
Seeing (arcsec)
1.09
Observation
ID
66138
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49239
Name
HD 165986
RA
272.931067
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 52.1970 52.1810 17.6000 17.8000
U1-U3 96.4230 96.3880 23.7000 23.8000
U1-U4 129.7220 129.7000 48.1670 48.3650
U2-U3 44.8520 44.8360 30.7000 30.9000
U2-U4 88.8080 88.8320 65.5350 65.7480
U3-U4 57.9600 58.0180 91.7660 91.9700
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 60774.34865432
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931067
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 52.197
HIERARCH ESO ISS PBL12 END 52.181
HIERARCH ESO ISS PBLA12 START 17.6
HIERARCH ESO ISS PBLA12 END 17.8
HIERARCH ESO ISS PBL13 START 96.423
HIERARCH ESO ISS PBL13 END 96.388
HIERARCH ESO ISS PBLA13 START 23.7
HIERARCH ESO ISS PBLA13 END 23.8
HIERARCH ESO ISS PBL14 START 129.722
HIERARCH ESO ISS PBL14 END 129.7
HIERARCH ESO ISS PBLA14 START 48.167
HIERARCH ESO ISS PBLA14 END 48.365
HIERARCH ESO ISS PBL23 START 44.852
HIERARCH ESO ISS PBL23 END 44.836
HIERARCH ESO ISS PBLA23 START 30.7
HIERARCH ESO ISS PBLA23 END 30.9
HIERARCH ESO ISS PBL24 START 88.808
HIERARCH ESO ISS PBL24 END 88.832
HIERARCH ESO ISS PBLA24 START 65.535
HIERARCH ESO ISS PBLA24 END 65.748
HIERARCH ESO ISS PBL34 START 57.96
HIERARCH ESO ISS PBL34 END 58.018
HIERARCH ESO ISS PBLA34 START 91.766
HIERARCH ESO ISS PBLA34 END 91.97
HIERARCH ESO ISS AMBI TAU0 START 0.003669
HIERARCH ESO ISS AMBI TAU0 END 0.003236
HIERARCH ESO ISS AMBI TEMP 14.24
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.09