Exposure
ID
MATIS.2025-11-11T05:26:01.841_1
Header ID
MATIS.2025-11-11T05:26:01.841
Date updated
2025-11-11 05:35:51 UTC+0000
Release date
2025-11-11 05:26:01 UTC+0000
UTC Start
2025-11-11 05:26:01.841
UTC End
2025-11-11 05:27:01.901
MJD Start
60990.2264102
MJD End
60990.22710533888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004137
Ambient temperature (°C)
13.74
Seeing (arcsec)
0.57
Observation
ID
71458
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
53071
Name
HD 26946
RA
64.174321
DEC
26.35774
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 39.3730 39.4720 37.1000 37.1000
U1-U3 75.0790 75.2770 44.9000 44.9000
U1-U4 118.0110 118.2210 71.2540 71.1740
U2-U3 36.4660 36.5600 53.3000 53.3000
U2-U4 88.2580 88.3160 85.7730 85.6600
U3-U4 60.7280 60.6700 104.5720 104.4710
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 60990.2264102
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 26946
RA 64.174321
DEC 26.35774
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 39.373
HIERARCH ESO ISS PBL12 END 39.472
HIERARCH ESO ISS PBLA12 START 37.1
HIERARCH ESO ISS PBLA12 END 37.1
HIERARCH ESO ISS PBL13 START 75.079
HIERARCH ESO ISS PBL13 END 75.277
HIERARCH ESO ISS PBLA13 START 44.9
HIERARCH ESO ISS PBLA13 END 44.9
HIERARCH ESO ISS PBL14 START 118.011
HIERARCH ESO ISS PBL14 END 118.221
HIERARCH ESO ISS PBLA14 START 71.254
HIERARCH ESO ISS PBLA14 END 71.174
HIERARCH ESO ISS PBL23 START 36.466
HIERARCH ESO ISS PBL23 END 36.56
HIERARCH ESO ISS PBLA23 START 53.3
HIERARCH ESO ISS PBLA23 END 53.3
HIERARCH ESO ISS PBL24 START 88.258
HIERARCH ESO ISS PBL24 END 88.316
HIERARCH ESO ISS PBLA24 START 85.773
HIERARCH ESO ISS PBLA24 END 85.66
HIERARCH ESO ISS PBL34 START 60.728
HIERARCH ESO ISS PBL34 END 60.67
HIERARCH ESO ISS PBLA34 START 104.572
HIERARCH ESO ISS PBLA34 END 104.471
HIERARCH ESO ISS AMBI TAU0 START 0.004137
HIERARCH ESO ISS AMBI TAU0 END 0.004137
HIERARCH ESO ISS AMBI TEMP 13.74
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57