Exposure
ID
MATIS.2021-05-31T02:30:55.409_1
Header ID
MATIS.2021-05-31T02:30:55.409
Date updated
2021-05-31 02:40:37 UTC+0000
Release date
2022-05-31 02:40:37 UTC+0000
UTC Start
2021-05-31 02:30:55.409
UTC End
2021-05-31 02:31:55.469
MJD Start
59365.10480797
MJD End
59365.1055031089
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.002406
Ambient temperature (°C)
10.0
Seeing (arcsec)
0.81
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 55.4640 55.4590 7.9000 8.0000
U1-U3 101.5130 101.5040 13.2000 13.3000
U1-U4 128.7440 128.7800 36.0780 36.2850
U2-U3 46.5670 46.5640 19.5000 19.7000
U2-U4 84.0470 84.1250 54.2400 54.4640
U3-U4 52.9300 53.0330 84.3480 84.5450
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 59365.10480797
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 55.464
HIERARCH ESO ISS PBL12 END 55.459
HIERARCH ESO ISS PBLA12 START 7.9
HIERARCH ESO ISS PBLA12 END 8.0
HIERARCH ESO ISS PBL13 START 101.513
HIERARCH ESO ISS PBL13 END 101.504
HIERARCH ESO ISS PBLA13 START 13.2
HIERARCH ESO ISS PBLA13 END 13.3
HIERARCH ESO ISS PBL14 START 128.744
HIERARCH ESO ISS PBL14 END 128.78
HIERARCH ESO ISS PBLA14 START 36.078
HIERARCH ESO ISS PBLA14 END 36.285
HIERARCH ESO ISS PBL23 START 46.567
HIERARCH ESO ISS PBL23 END 46.564
HIERARCH ESO ISS PBLA23 START 19.5
HIERARCH ESO ISS PBLA23 END 19.7
HIERARCH ESO ISS PBL24 START 84.047
HIERARCH ESO ISS PBL24 END 84.125
HIERARCH ESO ISS PBLA24 START 54.24
HIERARCH ESO ISS PBLA24 END 54.464
HIERARCH ESO ISS PBL34 START 52.93
HIERARCH ESO ISS PBL34 END 53.033
HIERARCH ESO ISS PBLA34 START 84.348
HIERARCH ESO ISS PBLA34 END 84.545
HIERARCH ESO ISS AMBI TAU0 START 0.002406
HIERARCH ESO ISS AMBI TAU0 END 0.002406
HIERARCH ESO ISS AMBI TEMP 10.0
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81