Exposure
ID
MATIS.2025-11-11T05:28:47.927_1
Header ID
MATIS.2025-11-11T05:28:47.927
Date updated
2025-11-11 05:35:51 UTC+0000
Release date
2025-11-11 05:28:47 UTC+0000
UTC Start
2025-11-11 05:28:47.927
UTC End
2025-11-11 05:29:47.987
MJD Start
60990.22833249
MJD End
60990.229027628884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0046235
Ambient temperature (°C)
13.7
Seeing (arcsec)
0.565
Observation
ID
71462
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
53074
Name
HD 26946
RA
64.174325
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 39.6380 39.7370 37.3000 37.3000
U1-U3 75.6100 75.8070 45.0000 45.0000
U1-U4 118.5690 118.7740 71.0380 70.9570
U2-U3 36.7170 36.8100 53.3000 53.3000
U2-U4 88.4090 88.4630 85.4720 85.3590
U3-U4 60.5700 60.5100 104.3020 104.2010
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 60990.22833249
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 26946
RA 64.174325
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 39.638
HIERARCH ESO ISS PBL12 END 39.737
HIERARCH ESO ISS PBLA12 START 37.3
HIERARCH ESO ISS PBLA12 END 37.3
HIERARCH ESO ISS PBL13 START 75.61
HIERARCH ESO ISS PBL13 END 75.807
HIERARCH ESO ISS PBLA13 START 45.0
HIERARCH ESO ISS PBLA13 END 45.0
HIERARCH ESO ISS PBL14 START 118.569
HIERARCH ESO ISS PBL14 END 118.774
HIERARCH ESO ISS PBLA14 START 71.038
HIERARCH ESO ISS PBLA14 END 70.957
HIERARCH ESO ISS PBL23 START 36.717
HIERARCH ESO ISS PBL23 END 36.81
HIERARCH ESO ISS PBLA23 START 53.3
HIERARCH ESO ISS PBLA23 END 53.3
HIERARCH ESO ISS PBL24 START 88.409
HIERARCH ESO ISS PBL24 END 88.463
HIERARCH ESO ISS PBLA24 START 85.472
HIERARCH ESO ISS PBLA24 END 85.359
HIERARCH ESO ISS PBL34 START 60.57
HIERARCH ESO ISS PBL34 END 60.51
HIERARCH ESO ISS PBLA34 START 104.302
HIERARCH ESO ISS PBLA34 END 104.201
HIERARCH ESO ISS AMBI TAU0 START 0.004281
HIERARCH ESO ISS AMBI TAU0 END 0.004966
HIERARCH ESO ISS AMBI TEMP 13.7
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.54