Exposure
ID
MATIS.2025-12-08T06:30:00.282_1
Header ID
MATIS.2025-12-08T06:30:00.282
Date updated
2025-12-08 06:40:59 UTC+0000
Release date
2025-12-08 06:30:00 UTC+0000
UTC Start
2025-12-08 06:30:00.282
UTC End
2025-12-08 06:31:01.022
MJD Start
61017.2708366
MJD End
61017.27153960926
Exposure time (s)
60.7
Validation level
1
Tau 0: Coherence time (s)
0.0022405
Ambient temperature (°C)
11.62
Seeing (arcsec)
1.25
Observation
ID
72074
Category
calibrator
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
53521
Name
HD 26546
RA
63.132741
DEC
17.27732
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 54.9080 54.9430 36.5000 36.4000
U1-U3 101.2950 101.3370 40.0000 39.9000
U1-U4 125.7130 125.5930 55.1640 55.0490
U2-U3 46.6110 46.6160 44.1000 44.0000
U2-U4 75.7780 75.5870 68.6020 68.4680
U3-U4 38.5530 38.3430 98.6820 98.6520
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 61017.2708366
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 26546
RA 63.132741
DEC 17.27732
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 5.0
HIERARCH ESO DET SEQ1 PERIOD 6.074
HIERARCH ESO DET NDIT 10
HIERARCH ESO ISS PBL12 START 54.908
HIERARCH ESO ISS PBL12 END 54.943
HIERARCH ESO ISS PBLA12 START 36.5
HIERARCH ESO ISS PBLA12 END 36.4
HIERARCH ESO ISS PBL13 START 101.295
HIERARCH ESO ISS PBL13 END 101.337
HIERARCH ESO ISS PBLA13 START 40.0
HIERARCH ESO ISS PBLA13 END 39.9
HIERARCH ESO ISS PBL14 START 125.713
HIERARCH ESO ISS PBL14 END 125.593
HIERARCH ESO ISS PBLA14 START 55.164
HIERARCH ESO ISS PBLA14 END 55.049
HIERARCH ESO ISS PBL23 START 46.611
HIERARCH ESO ISS PBL23 END 46.616
HIERARCH ESO ISS PBLA23 START 44.1
HIERARCH ESO ISS PBLA23 END 44.0
HIERARCH ESO ISS PBL24 START 75.778
HIERARCH ESO ISS PBL24 END 75.587
HIERARCH ESO ISS PBLA24 START 68.602
HIERARCH ESO ISS PBLA24 END 68.468
HIERARCH ESO ISS PBL34 START 38.553
HIERARCH ESO ISS PBL34 END 38.343
HIERARCH ESO ISS PBLA34 START 98.682
HIERARCH ESO ISS PBLA34 END 98.652
HIERARCH ESO ISS AMBI TAU0 START 0.002339
HIERARCH ESO ISS AMBI TAU0 END 0.002142
HIERARCH ESO ISS AMBI TEMP 11.62
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.31