Meteor Shower #180

Overview

# Radiants # Meteors Median Rank MDC # Abbrev. Name Status Technique # Orbits
9 129 2 581 NHE 90-Herculids w T 18

Activity Interval

Source Begin Mean Max End
Sol. Long.
[°]		 Date Sol. Long.
[°]		 Date Sol. Long.
[°]		 Date Sol. Long.
[°]		 Date
#180 36.8 Apr 27 37.3 Apr 28 37.6 Apr 28 37.9 Apr 28
NHE - - 38.0 Apr 29 - - - -

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
[°/°] 		SC Long.
[°]		 Drift SC Long.
[°/°] 		Lat.
[°]		 Drift Lat.
[°/°]		 Long.
[°]		 SC Long.
[°]		 Lat.
[°]		 Vinf
[km/s]		 Vinf
[km/s]
#180 264.2 3.5 38.0 -1.7 266.8 36.5 260.5 6.1 223.2 5.1 61.2 -1.5 264.9 227.3 59.9 38.9 39.0
NHE 264.3 0.5 40.3 0.2 - - 260.2 0.8 222.2 -0.2 63.5 0.2 - - - 40.6 -

Individual Radiants

Sol. Long.
[°]		 Date Rank Equatorial Coord. Ecliptical Coord. Velocity # Meteors
RA
[°]		 Decl.
[°]		 +/-
[°]		 Long.
[°]		 SC Long.
[°]		 Lat.
[°]		 Vinf
[km/s]		 +/-
[km/s]		 Abs. Rel. Abs. Norm. Rel. Norm. Rel. Norm. SPO
36.8 Apr 27 2 261.9 39.0 1.8 256.5 219.7 62.1 44.5 4.6 28 4.5 37 0.9 0.7
36.9 Apr 27 2 261.9 39.0 2.0 256.5 219.6 62.1 36.5 3.1 28 4.2 36 0.8 0.6
37.0 Apr 27 10 261.9 39.0 2.3 256.5 219.5 62.1 36.5 2.9 20 2.5 26 0.5 0.4
37.2 Apr 28 2 265.7 39.0 2.0 262.8 225.6 62.3 38.5 1.2 18 3.7 24 0.7 0.6
37.3 Apr 28 3 265.8 38.5 2.6 263.0 225.7 61.8 38.5 2.2 28 5.0 38 1.0 0.8
37.5 Apr 28 5 264.1 35.5 2.1 260.7 223.2 58.7 38.0 2.3 28 3.4 38 0.7 0.5
37.6 Apr 28 1 266.8 36.5 2.1 264.9 227.3 59.9 39.0 2.2 33 5.4 46 1.1 0.9
37.7 Apr 28 2 268.9 39.5 2.1 268.1 230.4 62.9 36.0 3.0 18 3.8 25 0.8 0.6
37.9 Apr 28 20 262.2 37.5 1.8 257.3 219.4 60.6 40.5 2.8 27 3.2 41 0.7 0.6

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