Exposure
ID
MATIS.2025-11-11T05:34:10.476_1
Header ID
MATIS.2025-11-11T05:34:10.476
Date updated
2025-11-11 05:45:56 UTC+0000
Release date
2025-11-11 05:34:10 UTC+0000
UTC Start
2025-11-11 05:34:10.476
UTC End
2025-11-11 05:35:10.484
MJD Start
60990.23206569
MJD End
60990.23276022704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004826
Ambient temperature (°C)
13.68
Seeing (arcsec)
0.545
Observation
ID
71459
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
53072
Name
HD 26946
RA
64.174322
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 40.1540 40.2490 37.6000 37.7000
U1-U3 76.6360 76.8250 45.1000 45.2000
U1-U4 119.6200 119.8100 70.6120 70.5330
U2-U3 37.1990 37.2870 53.3000 53.2000
U2-U4 88.6730 88.7180 84.8840 84.7750
U3-U4 60.2440 60.1810 103.7770 103.6800
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 60990.23206569
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 26946
RA 64.174322
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 40.154
HIERARCH ESO ISS PBL12 END 40.249
HIERARCH ESO ISS PBLA12 START 37.6
HIERARCH ESO ISS PBLA12 END 37.7
HIERARCH ESO ISS PBL13 START 76.636
HIERARCH ESO ISS PBL13 END 76.825
HIERARCH ESO ISS PBLA13 START 45.1
HIERARCH ESO ISS PBLA13 END 45.2
HIERARCH ESO ISS PBL14 START 119.62
HIERARCH ESO ISS PBL14 END 119.81
HIERARCH ESO ISS PBLA14 START 70.612
HIERARCH ESO ISS PBLA14 END 70.533
HIERARCH ESO ISS PBL23 START 37.199
HIERARCH ESO ISS PBL23 END 37.287
HIERARCH ESO ISS PBLA23 START 53.3
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 88.673
HIERARCH ESO ISS PBL24 END 88.718
HIERARCH ESO ISS PBLA24 START 84.884
HIERARCH ESO ISS PBLA24 END 84.775
HIERARCH ESO ISS PBL34 START 60.244
HIERARCH ESO ISS PBL34 END 60.181
HIERARCH ESO ISS PBLA34 START 103.777
HIERARCH ESO ISS PBLA34 END 103.68
HIERARCH ESO ISS AMBI TAU0 START 0.004826
HIERARCH ESO ISS AMBI TAU0 END 0.004826
HIERARCH ESO ISS AMBI TEMP 13.68
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.56