Meteor Shower #159

Overview

# Radiants # Meteors Median Rank MDC # Abbrev. Name Status
6 441 21 430 POR September-pi-Orionids w

Activity Interval

Source Begin Mean Max End
Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date
#159 172 Sep 15 175 Sep 18 176 Sep 19 177 Sep 20
POR - - 178 Sep 22 - - - -

Position and Velocity

Source Equatorial Position Ecliptical Position Velocity
Mean @ Max Mean @ Max Mean @ Max
RA
[°]
Drift RA
[°/°]
Decl.
[°]
Drift DE
[°/°]
RA
[°]
Decl.
[°]
Long.
[°]
Drift LON
[°/°]
Lat.
[°]
Drift LAT
[°/°]
Long.
[°]
Lat.
[°]
Vinf
[km/s]
Vinf
[km/s]
#159 61.6 0.7 5.3 1.1 63.3 6.0 60.6 0.9 -15.3 0.9 62.5 -14.9 67.6 65.0
POR 74.9 - 8.4 - - - 74.6 - -14.2 - - - 68.9 -

Individual Radiants

Sol. Long.
[°]
Date Rank Equatorial Coord. Ecliptical Coord. Velocity # Meteors
RA
[°]
Decl.
[°]
+/-
[°]
Long.
[°]
Lat.
[°]
Vinf
[km/s]
+/-
[km/s]
Abs. Rel. Abs. Norm. Rel. Norm. Rel. Norm. SPO
172 Sep 15 26 58.6 2.5 2.3 56.9 -17.4 71.0 2.4 114 2.8 352 1.3 1.7
173 Sep 16 39 59.5 1.5 2.1 57.6 -18.6 70.0 2.7 65 1.6 204 0.8 1.0
174 Sep 17 21 63.8 6.0 2.2 63.0 -15.0 67.0 2.4 140 3.5 416 1.6 2.1
175 Sep 18 12 60.7 5.0 2.3 59.6 -15.4 66.0 2.2 90 2.5 255 1.1 1.4
176 Sep 19 10 63.3 6.0 2.3 62.5 -14.9 65.0 2.3 154 3.9 442 1.7 2.2
177 Sep 20 11 61.5 7.5 2.3 60.9 -13.1 68.0 2.5 173 3.4 459 1.3 1.8

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