Exposure
ID
MATIS.2025-11-11T05:37:03.462_1
Header ID
MATIS.2025-11-11T05:37:03.462
Date updated
2025-11-11 05:45:56 UTC+0000
Release date
2025-11-11 05:37:03 UTC+0000
UTC Start
2025-11-11 05:37:03.462
UTC End
2025-11-11 05:38:03.470
MJD Start
60990.23406785
MJD End
60990.23476238704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004006
Ambient temperature (°C)
13.62
Seeing (arcsec)
0.6499999999999999
Observation
ID
71468
Category
calibrator
Program ID
116.2910.001
Program Title
CIRCUMSTELLAR DISK EVOLUTION AND DISSIPATION IN YOUNG BINARY SYSTEMS
Program Type
Normal
PI / COI
PRATO / KOEHLER / SCHAEFER
Target
ID
53077
Name
HD 26946
RA
64.17432
DEC
26.35774
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 40.4260 40.5240 37.8000 37.9000
U1-U3 77.1750 77.3680 45.2000 45.2000
U1-U4 120.1580 120.3480 70.3840 70.3010
U2-U3 37.4510 37.5410 53.2000 53.2000
U2-U4 88.7970 88.8390 84.5720 84.4600
U3-U4 60.0600 59.9920 103.5000 103.4000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.2910.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60990.23406785
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 26946
RA 64.17432
DEC 26.35774
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 40.426
HIERARCH ESO ISS PBL12 END 40.524
HIERARCH ESO ISS PBLA12 START 37.8
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 77.175
HIERARCH ESO ISS PBL13 END 77.368
HIERARCH ESO ISS PBLA13 START 45.2
HIERARCH ESO ISS PBLA13 END 45.2
HIERARCH ESO ISS PBL14 START 120.158
HIERARCH ESO ISS PBL14 END 120.348
HIERARCH ESO ISS PBLA14 START 70.384
HIERARCH ESO ISS PBLA14 END 70.301
HIERARCH ESO ISS PBL23 START 37.451
HIERARCH ESO ISS PBL23 END 37.541
HIERARCH ESO ISS PBLA23 START 53.2
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 88.797
HIERARCH ESO ISS PBL24 END 88.839
HIERARCH ESO ISS PBLA24 START 84.572
HIERARCH ESO ISS PBLA24 END 84.46
HIERARCH ESO ISS PBL34 START 60.06
HIERARCH ESO ISS PBL34 END 59.992
HIERARCH ESO ISS PBLA34 START 103.5
HIERARCH ESO ISS PBLA34 END 103.4
HIERARCH ESO ISS AMBI TAU0 START 0.00346
HIERARCH ESO ISS AMBI TAU0 END 0.004552
HIERARCH ESO ISS AMBI TEMP 13.62
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.61