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 00016   HYD sigma Hydrids  Single Shower - Status - Established      
 Activity  S. Lon RA DE dRA dDE VG a q e Peri Node Incl N OT References
  [deg]    J2000   [km/s] [AU] [AU]   [deg]    J2000
annual 265.5 131.9 0.2 0.72 -0.21 58 12.3 0.224 124.0 84.8 124.9 0018 1. Jenniskens, 2006
annual 259.1 127.1 1.8 58.0 0.237 0.978 122.5 79.1 126.5 0005 P 2. Jopek et al., 2003
2007/08 252.9 123.2 3.0 3.0 -0.12 59.0 0699 T 3. SonotaCo, 2009
annual 266.0 134.4 -0.1 0.92 -0.28 58.9 9.08 0.257 0.985 119.5 76.5 128.7 0528 T 4. Jenniskens et al., 2016, Icarus, 266, 331
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