Exposure
ID
MATIS.2025-11-09T07:01:04.050_1
Header ID
MATIS.2025-11-09T07:01:04.050
Date updated
2025-11-09 07:10:57 UTC+0000
Release date
2025-11-09 07:01:04 UTC+0000
UTC Start
2025-11-09 07:01:04.050
UTC End
2025-11-09 07:02:05.774
MJD Start
60988.29240799
MJD End
60988.293122388146
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.0042145
Ambient temperature (°C)
12.32
Seeing (arcsec)
0.5549999999999999
Observation
ID
71315
Category
calibrator
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52960
Name
HD 285851
RA
68.251279
DEC
17.72705
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 49.4230 49.4970 36.6000 36.6000
U1-U3 92.6330 92.7640 42.2000 42.3000
U1-U4 129.3760 129.4340 64.0270 63.9570
U2-U3 43.7280 43.7830 48.7000 48.7000
U2-U4 88.5100 88.4530 78.9540 78.8640
U3-U4 55.3250 55.1980 102.4340 102.3810
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 60988.29240799
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 285851
RA 68.251279
DEC 17.72705
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 1.3
HIERARCH ESO DET SEQ1 PERIOD 2.374
HIERARCH ESO DET NDIT 26
HIERARCH ESO ISS PBL12 START 49.423
HIERARCH ESO ISS PBL12 END 49.497
HIERARCH ESO ISS PBLA12 START 36.6
HIERARCH ESO ISS PBLA12 END 36.6
HIERARCH ESO ISS PBL13 START 92.633
HIERARCH ESO ISS PBL13 END 92.764
HIERARCH ESO ISS PBLA13 START 42.2
HIERARCH ESO ISS PBLA13 END 42.3
HIERARCH ESO ISS PBL14 START 129.376
HIERARCH ESO ISS PBL14 END 129.434
HIERARCH ESO ISS PBLA14 START 64.027
HIERARCH ESO ISS PBLA14 END 63.957
HIERARCH ESO ISS PBL23 START 43.728
HIERARCH ESO ISS PBL23 END 43.783
HIERARCH ESO ISS PBLA23 START 48.7
HIERARCH ESO ISS PBLA23 END 48.7
HIERARCH ESO ISS PBL24 START 88.51
HIERARCH ESO ISS PBL24 END 88.453
HIERARCH ESO ISS PBLA24 START 78.954
HIERARCH ESO ISS PBLA24 END 78.864
HIERARCH ESO ISS PBL34 START 55.325
HIERARCH ESO ISS PBL34 END 55.198
HIERARCH ESO ISS PBLA34 START 102.434
HIERARCH ESO ISS PBLA34 END 102.381
HIERARCH ESO ISS AMBI TAU0 START 0.004316
HIERARCH ESO ISS AMBI TAU0 END 0.004113
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.57