Exposure
ID
MATIS.2025-12-08T05:47:39.473_1
Header ID
MATIS.2025-12-08T05:47:39.473
Date updated
2025-12-08 05:55:43 UTC+0000
Release date
2026-12-08 05:55:43 UTC+0000
UTC Start
2025-12-08 05:47:39.473
UTC End
2025-12-08 05:48:44.473
MJD Start
61017.24142908
MJD End
61017.24218139482
Exposure time (s)
65.0
Validation level
1
Tau 0: Coherence time (s)
0.0032719999999999997
Ambient temperature (°C)
11.29
Seeing (arcsec)
0.79
Observation
ID
72056
Category
science
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
53512
Name
V HL Tau
RA
67.911794
DEC
18.23223
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 51.8800 51.9420 37.4000 37.4000
U1-U3 96.9010 97.0030 42.1000 42.1000
U1-U4 130.1180 130.0980 60.9590 60.8680
U2-U3 45.4010 45.4370 47.6000 47.5000
U2-U4 85.1240 85.0020 75.0580 74.9500
U3-U4 49.5120 49.3400 100.1100 100.0590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 61017.24142908
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V HL Tau
RA 67.911794
DEC 18.23223
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 6.5
HIERARCH ESO DET NDIT 10
HIERARCH ESO ISS PBL12 START 51.88
HIERARCH ESO ISS PBL12 END 51.942
HIERARCH ESO ISS PBLA12 START 37.4
HIERARCH ESO ISS PBLA12 END 37.4
HIERARCH ESO ISS PBL13 START 96.901
HIERARCH ESO ISS PBL13 END 97.003
HIERARCH ESO ISS PBLA13 START 42.1
HIERARCH ESO ISS PBLA13 END 42.1
HIERARCH ESO ISS PBL14 START 130.118
HIERARCH ESO ISS PBL14 END 130.098
HIERARCH ESO ISS PBLA14 START 60.959
HIERARCH ESO ISS PBLA14 END 60.868
HIERARCH ESO ISS PBL23 START 45.401
HIERARCH ESO ISS PBL23 END 45.437
HIERARCH ESO ISS PBLA23 START 47.6
HIERARCH ESO ISS PBLA23 END 47.5
HIERARCH ESO ISS PBL24 START 85.124
HIERARCH ESO ISS PBL24 END 85.002
HIERARCH ESO ISS PBLA24 START 75.058
HIERARCH ESO ISS PBLA24 END 74.95
HIERARCH ESO ISS PBL34 START 49.512
HIERARCH ESO ISS PBL34 END 49.34
HIERARCH ESO ISS PBLA34 START 100.11
HIERARCH ESO ISS PBLA34 END 100.059
HIERARCH ESO ISS AMBI TAU0 START 0.003387
HIERARCH ESO ISS AMBI TAU0 END 0.003157
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79