Exposure
ID
MATIS.2021-05-31T02:23:18.390_1
Header ID
MATIS.2021-05-31T02:23:18.390
Date updated
2021-05-31 02:30:36 UTC+0000
Release date
2022-05-31 02:30:36 UTC+0000
UTC Start
2021-05-31 02:23:18.390
UTC End
2021-05-31 02:24:18.450
MJD Start
59365.0995184
MJD End
59365.1002135389
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003105
Ambient temperature (°C)
10.02
Seeing (arcsec)
0.74
Observation
ID
47496
Category
science
Program ID
105.20CV.001
Program Title
IMAGING THE DUSTY DISK IN THE SUPERGIANT B[E] STAR WESTERLUND 1-9
Program Type
Normal
PI / COI
HUMMEL/ SCHOELLER/ CLARK/ FENECH
Target
ID
35627
Name
Cl Westerlund1 W9
RA
251.768902
DEC
-45.84205
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 55.4970 55.4930 6.8000 6.9000
U1-U3 101.5810 101.5730 12.0000 12.1000
U1-U4 128.4720 128.5100 34.5390 34.7490
U2-U3 46.5850 46.5830 18.2000 18.4000
U2-U4 83.4640 83.5450 52.5770 52.8050
U3-U4 52.1530 52.2600 82.8860 83.0860
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20CV.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59365.0995184
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Cl Westerlund1 W9
RA 251.768902
DEC -45.84205
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 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 55.497
HIERARCH ESO ISS PBL12 END 55.493
HIERARCH ESO ISS PBLA12 START 6.8
HIERARCH ESO ISS PBLA12 END 6.9
HIERARCH ESO ISS PBL13 START 101.581
HIERARCH ESO ISS PBL13 END 101.573
HIERARCH ESO ISS PBLA13 START 12.0
HIERARCH ESO ISS PBLA13 END 12.1
HIERARCH ESO ISS PBL14 START 128.472
HIERARCH ESO ISS PBL14 END 128.51
HIERARCH ESO ISS PBLA14 START 34.539
HIERARCH ESO ISS PBLA14 END 34.749
HIERARCH ESO ISS PBL23 START 46.585
HIERARCH ESO ISS PBL23 END 46.583
HIERARCH ESO ISS PBLA23 START 18.2
HIERARCH ESO ISS PBLA23 END 18.4
HIERARCH ESO ISS PBL24 START 83.464
HIERARCH ESO ISS PBL24 END 83.545
HIERARCH ESO ISS PBLA24 START 52.577
HIERARCH ESO ISS PBLA24 END 52.805
HIERARCH ESO ISS PBL34 START 52.153
HIERARCH ESO ISS PBL34 END 52.26
HIERARCH ESO ISS PBLA34 START 82.886
HIERARCH ESO ISS PBLA34 END 83.086
HIERARCH ESO ISS AMBI TAU0 START 0.002971
HIERARCH ESO ISS AMBI TAU0 END 0.003239
HIERARCH ESO ISS AMBI TEMP 10.02
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.68