Meteor Shower #21

Overview

# Radiants # Meteors Median Rank MDC # Abbrev. Name Status
7 261 6 429 ACB alpha-Coronae-Borealids- w

Activity Interval

Source Begin Mean Max End
Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date Sol. Long.
[°]
Date
#21 311 Jan 31 314 Feb 03 312 Feb 01 317 Feb 06
ACB - - 310 Jan 30 - - - -

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]
#21 230.8 -2.7 43.2 0.8 241.0 41.5 208.3 -4.1 58.4 -0.2 222.9 60.3 48.3 51.0
ACB 233.3 - 27.0 - - - 221.7 - 44.5 - - - 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
311 Jan 31 5 239.2 41.0 2.1 220.8 59.3 50.0 1.7 61 3.1 147 1.1 0.8
312 Feb 01 17 241.0 41.5 2.3 222.9 60.3 51.0 2.3 58 2.7 203 1.4 1.1
313 Feb 02 6 233.4 40.5 2.4 213.6 57.0 48.0 1.9 68 3.1 182 1.2 0.9
314 Feb 03 6 226.4 44.5 2.2 201.6 58.1 50.0 1.9 65 2.6 160 1.0 0.7
315 Feb 04 6 222.6 45.5 2.0 196.4 57.5 52.0 1.8 61 2.9 112 0.8 0.6
316 Feb 05 8 230.1 44.0 2.1 206.5 59.0 48.0 1.8 67 2.9 136 0.9 0.6
317 Feb 06 8 224.9 45.0 2.2 199.4 57.9 41.0 2.1 77 2.7 179 1.0 0.7

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