Exposure
ID
MATIS.2025-12-12T03:08:24.776_1
Header ID
MATIS.2025-12-12T03:08:24.776
Date updated
2025-12-12 03:15:49 UTC+0000
Release date
2025-12-12 03:08:24 UTC+0000
UTC Start
2025-12-12 03:08:24.776
UTC End
2025-12-12 03:09:25.516
MJD Start
61021.13084231
MJD End
61021.13154531926
Exposure time (s)
60.7
Validation level
1
Tau 0: Coherence time (s)
0.0032300000000000002
Ambient temperature (°C)
9.43
Seeing (arcsec)
0.755
Observation
ID
72209
Category
calibrator
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
53630
Name
HD 40466
RA
89.288404
DEC
-39.52392
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 56.2980 56.2940 10.2000 10.4000
U1-U3 102.3500 102.3460 15.7000 15.9000
U1-U4 127.5240 127.5870 40.1450 40.3530
U2-U3 46.6230 46.6250 22.3000 22.5000
U2-U4 83.6060 83.7080 59.7850 60.0010
U3-U4 54.5460 54.6590 91.1090 91.2820
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 61021.13084231
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 40466
RA 89.288404
DEC -39.52392
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 56.298
HIERARCH ESO ISS PBL12 END 56.294
HIERARCH ESO ISS PBLA12 START 10.2
HIERARCH ESO ISS PBLA12 END 10.4
HIERARCH ESO ISS PBL13 START 102.35
HIERARCH ESO ISS PBL13 END 102.346
HIERARCH ESO ISS PBLA13 START 15.7
HIERARCH ESO ISS PBLA13 END 15.9
HIERARCH ESO ISS PBL14 START 127.524
HIERARCH ESO ISS PBL14 END 127.587
HIERARCH ESO ISS PBLA14 START 40.145
HIERARCH ESO ISS PBLA14 END 40.353
HIERARCH ESO ISS PBL23 START 46.623
HIERARCH ESO ISS PBL23 END 46.625
HIERARCH ESO ISS PBLA23 START 22.3
HIERARCH ESO ISS PBLA23 END 22.5
HIERARCH ESO ISS PBL24 START 83.606
HIERARCH ESO ISS PBL24 END 83.708
HIERARCH ESO ISS PBLA24 START 59.785
HIERARCH ESO ISS PBLA24 END 60.001
HIERARCH ESO ISS PBL34 START 54.546
HIERARCH ESO ISS PBL34 END 54.659
HIERARCH ESO ISS PBLA34 START 91.109
HIERARCH ESO ISS PBLA34 END 91.282
HIERARCH ESO ISS AMBI TAU0 START 0.002927
HIERARCH ESO ISS AMBI TAU0 END 0.003533
HIERARCH ESO ISS AMBI TEMP 9.43
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.68