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Table A.1

Five representative sets of κ Cygnid (Group 1) radiants and orbits and identification of corresponding showers from the literature.

Designation Reference αg δg υg a q i ω Ω
p = −0.8 this work 286.5 41.8 20.6 3.74 0.949 29.4 212.4 142
p = −0.4 this work 286.5 46.6 22.0 3.74 0.962 32.5 208.2 142
p = 0.0 this work 286.5 51.4 23.4 3.74 0.974 35.5 204.1 142
p = +0.4 this work 286.5 56.2 24.7 3.74 0.986 38.6 199.9 142
p = +0.8 this work 286.5 61.0 26.1 3.74 0.999 41.7 195.7 142

o Draconids 1 Denning (1879a,b) 291 60
θ Cygnids 2 Denning (1893) 292 53
α Lyrids 3 Davidson (1914) 280 44
κ Cygnids 4 Whipple (1954)(a) 288.2 52.4 24.2 4.05 0.975 37.0 203.4 144.8
κ Cygnids 5 Cook (1973) 286 59 24.8 3.09 0.99 38 194 145
κ Cygnids 6 Sekanina (1973) 299 62.4 25.9 2.58 0.979 42.9 203.1 152.5
κ Cygnids 8 Porubčan & Gavajdová (1994)(b) 278.4 52.3 21.7 3.51 0.991 33.0 197.7 142.0
κ Cygnids 9 Lindblad (1995) 286.4 55.1 23.7 3.72 0.983 36.8 200.5 145.0
α Lyrids 283.7 45.1 21.8 3.89 0.961 31.8 208.0 136
κ Cygnids 10 Jones et al. (2006) 3.82 0.981 36.8 201.3 145.8
α Lyrids 3.76 0.960 31.5 208.7 136.2
κ Cygnids 11 Trigo-Rodriguez et al. (2009) 283.6 49.2 22.5 4.2 0.974 33.4 203.3 142.1
κ Cygnids 12 Jopek et al. (2003) 284.3 51.5 23.2 3.87 0.975 35.1 202.9 141.1
12 KCG 13 Jenniskens (2006)(c) 287.1 49.5 23.4 4.10 0.957 34.7 206.2 140.4
κ Cygnids 14 SonotaCo (2009) 285.0 50.1 21.9
12 KCG 15 Molau & Rendtel (2009) 285.9 51.0 22.7
12 KCG(e)(d) 16 Molau et al. (2012) 280.3 50.1 22.0
Group B 17 Koseki (2014) 286.8 45.5 21.3 3.36 0.958 31.2 209.1 141.8
Group C 286.8 53.1 23.2 3.32 0.977 36.0 203.6 141.9
Group D 290.1 63.6 27.2 3.55 0.993 44.0 195.4 149.2
12 KCG 23 Shiba (2022) 286.1 49.1 22.6 3.52 0.968 34.0 206.2 140.4
12 KCG 24 Jenniskens (2023) 285.6 51.4 22.7 3.34 0.976 34.7 204.0 140.8

(a) average of his five meteors; (b) sample probably contamined by August Draconids; (c) DMS 1993 data with the lowest dispersion; (d) the early activity at λ < 142°

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