Exposure
ID
MATIS.2021-04-03T08:57:18.692_1
Header ID
MATIS.2021-04-03T08:57:18.692
Date updated
2021-04-03 09:05:52 UTC+0000
Release date
2022-04-03 09:05:52 UTC+0000
UTC Start
2021-04-03 08:57:18.692
UTC End
2021-04-03 08:58:18.700
MJD Start
59307.37313301
MJD End
59307.373827547
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002704
Ambient temperature (°C)
12.43
Seeing (arcsec)
1.4
Observation
ID
47390
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
35543
Name
Cl Westerlund1 W9
RA
251.768924
DEC
-45.84211
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 53.0710 53.0420 29.5000 29.6000
U1-U3 96.6780 96.6170 36.2000 36.3000
U1-U4 127.0740 126.9960 64.5110 64.6740
U2-U3 44.3950 44.3650 44.1000 44.3000
U2-U4 88.9900 88.9630 84.5250 84.7040
U3-U4 62.2330 62.2480 112.0640 112.2380
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 59307.37313301
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Cl Westerlund1 W9
RA 251.768924
DEC -45.84211
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 53.071
HIERARCH ESO ISS PBL12 END 53.042
HIERARCH ESO ISS PBLA12 START 29.5
HIERARCH ESO ISS PBLA12 END 29.6
HIERARCH ESO ISS PBL13 START 96.678
HIERARCH ESO ISS PBL13 END 96.617
HIERARCH ESO ISS PBLA13 START 36.2
HIERARCH ESO ISS PBLA13 END 36.3
HIERARCH ESO ISS PBL14 START 127.074
HIERARCH ESO ISS PBL14 END 126.996
HIERARCH ESO ISS PBLA14 START 64.511
HIERARCH ESO ISS PBLA14 END 64.674
HIERARCH ESO ISS PBL23 START 44.395
HIERARCH ESO ISS PBL23 END 44.365
HIERARCH ESO ISS PBLA23 START 44.1
HIERARCH ESO ISS PBLA23 END 44.3
HIERARCH ESO ISS PBL24 START 88.99
HIERARCH ESO ISS PBL24 END 88.963
HIERARCH ESO ISS PBLA24 START 84.525
HIERARCH ESO ISS PBLA24 END 84.704
HIERARCH ESO ISS PBL34 START 62.233
HIERARCH ESO ISS PBL34 END 62.248
HIERARCH ESO ISS PBLA34 START 112.064
HIERARCH ESO ISS PBLA34 END 112.238
HIERARCH ESO ISS AMBI TAU0 START 0.002704
HIERARCH ESO ISS AMBI TAU0 END 0.002704
HIERARCH ESO ISS AMBI TEMP 12.43
HIERARCH ESO ISS AMBI FWHM START 1.4
HIERARCH ESO ISS AMBI FWHM END 1.4