Meteor Shower #236

Overview

# Radiants # Meteors Median Rank MDC # Abbrev. Name Status
12 1033 12 16 HYD sigma-Hydrids e

Activity Interval

Source Begin Mean Max End
Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date
#236 254 Dec 06 260 Dec 12 258 Dec 10 265 Dec 17
HYD - - 266 Dec 18 - - - -

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]
#236 138.4 -0.3 2.4 -0.3 135.0 1.0 140.1 -0.1 -13.0 -0.4 137.2 -15.4 65.6 62.0
HYD 132.4 0.7 0.1 -0.2 - - 134.8 0.8 -17.0 0.0 - - 59.1 -

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
254 Dec 06 12 146.3 6.0 2.3 146.5 -7.1 68.0 2.5 92 3.3 275 1.5 1.5
255 Dec 07 12 146.3 6.0 2.1 146.5 -7.1 68.0 2.4 103 3.4 304 1.5 1.6
256 Dec 08 16 140.3 3.5 2.4 141.6 -11.4 68.0 1.9 101 3.4 298 1.5 1.5
257 Dec 09 11 133.7 3.0 2.1 135.3 -13.8 68.0 2.4 170 4.8 474 2.0 2.0
258 Dec 10 11 135.0 1.0 2.0 137.2 -15.4 62.0 1.9 237 4.7 680 2.0 2.0
259 Dec 11 13 135.6 2.0 2.0 137.5 -14.2 64.0 2.0 197 4.0 547 1.7 1.7
260 Dec 12 11 137.5 1.5 1.9 139.5 -14.2 64.0 1.9 175 3.4 507 1.5 1.5
261 Dec 13 12 137.5 1.5 1.7 139.5 -14.2 65.0 1.8 231 3.1 665 1.4 1.4
262 Dec 14 17 137.6 2.0 1.9 139.4 -13.7 66.0 1.9 258 3.3 729 1.4 1.4
263 Dec 15 16 139.0 0.5 1.6 141.3 -14.7 66.0 2.0 185 3.0 533 1.3 1.3
264 Dec 16 12 144.0 5.0 2.0 144.6 -8.8 67.0 2.4 123 4.1 329 1.6 1.6
265 Dec 17 13 140.5 1.5 2.0 142.4 -13.2 67.0 2.0 102 3.9 280 1.6 1.5

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