Meteor Shower #237

Overview

# Radiants # Meteors Median Rank MDC # Abbrev. Name Status
10 1242 7 256 ORN North.-chi-Orionids w

Activity Interval

Source Begin Mean Max End
Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date
#237 255 Dec 07 260 Dec 12 257 Dec 09 264 Dec 16
ORN - - 257 Dec 10 - - - -

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]
#237 84.5 0.8 26.1 0.2 80.7 26.0 85.1 0.7 2.7 0.1 81.6 2.8 26.6 25.0
ORN 83.9 - 25.5 - - - 84.5 - 2.2 - - - 27.3 -

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
255 Dec 07 10 76.3 23.5 2.1 77.5 0.7 24.0 1.2 139 4.7 203 1.0 1.0
256 Dec 08 6 80.9 25.5 2.1 81.8 2.3 26.0 1.3 164 5.5 238 1.2 1.2
257 Dec 09 7 80.7 26.0 2.0 81.6 2.8 25.0 1.4 222 6.2 321 1.4 1.4
258 Dec 10 7 86.4 25.5 2.3 86.7 2.1 28.0 1.4 281 5.6 413 1.2 1.2
259 Dec 11 7 87.0 25.5 2.1 87.3 2.1 28.0 1.4 245 5.0 357 1.1 1.1
260 Dec 12 7 83.8 26.5 1.8 84.4 3.2 26.0 1.4 214 4.2 307 0.9 0.9
261 Dec 13 8 85.9 27.0 2.1 86.3 3.6 27.0 1.5 333 4.5 480 1.0 1.0
262 Dec 14 8 87.0 27.0 2.1 87.3 3.6 27.0 1.3 392 5.0 563 1.1 1.1
263 Dec 15 6 86.4 27.0 1.9 86.8 3.6 28.0 1.3 259 4.2 372 0.9 0.9
264 Dec 16 9 82.6 24.0 2.3 83.2 0.7 24.0 1.3 130 4.3 191 1.0 0.9

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