Exposure
ID
MATIS.2021-05-31T02:21:04.830_1
Header ID
MATIS.2021-05-31T02:21:04.830
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 02:21:04.830
UTC End
2021-05-31 02:22:04.838
MJD Start
59365.09797257
MJD End
59365.098667107
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002839
Ambient temperature (°C)
10.02
Seeing (arcsec)
0.785
Observation
ID
47497
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
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 55.5050 55.5010 6.5000 6.6000
U1-U3 101.5990 101.5910 11.6000 11.8000
U1-U4 128.3900 128.4280 34.0840 34.2950
U2-U3 46.5900 46.5880 17.8000 18.0000
U2-U4 83.2900 83.3710 52.0830 52.3120
U3-U4 51.9190 52.0280 82.4510 82.6530
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 59365.09797257
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Cl Westerlund1 W9
RA 251.768902
DEC -45.84205
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 55.505
HIERARCH ESO ISS PBL12 END 55.501
HIERARCH ESO ISS PBLA12 START 6.5
HIERARCH ESO ISS PBLA12 END 6.6
HIERARCH ESO ISS PBL13 START 101.599
HIERARCH ESO ISS PBL13 END 101.591
HIERARCH ESO ISS PBLA13 START 11.6
HIERARCH ESO ISS PBLA13 END 11.8
HIERARCH ESO ISS PBL14 START 128.39
HIERARCH ESO ISS PBL14 END 128.428
HIERARCH ESO ISS PBLA14 START 34.084
HIERARCH ESO ISS PBLA14 END 34.295
HIERARCH ESO ISS PBL23 START 46.59
HIERARCH ESO ISS PBL23 END 46.588
HIERARCH ESO ISS PBLA23 START 17.8
HIERARCH ESO ISS PBLA23 END 18.0
HIERARCH ESO ISS PBL24 START 83.29
HIERARCH ESO ISS PBL24 END 83.371
HIERARCH ESO ISS PBLA24 START 52.083
HIERARCH ESO ISS PBLA24 END 52.312
HIERARCH ESO ISS PBL34 START 51.919
HIERARCH ESO ISS PBL34 END 52.028
HIERARCH ESO ISS PBLA34 START 82.451
HIERARCH ESO ISS PBLA34 END 82.653
HIERARCH ESO ISS AMBI TAU0 START 0.003071
HIERARCH ESO ISS AMBI TAU0 END 0.002607
HIERARCH ESO ISS AMBI TEMP 10.02
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.79