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[00019]   [MON] Name-designation: December Monocerotids   Shower status - Established        Activity  AdNo Sl_b Sl_e Sl_a RA DE dRA dDE V LoR SLoR LaR Theta Phi a q e Peri Node Incl N T A O R References     [deg]     [deg/day] [km/s] [deg]    [AU] [AU]   [deg]    annual 000  - 260.9 101.8 8.1 0.83 -0.05 42 102.09 201.19 -14.85 110.45 285.87 50.7 0.193 128.1 80.2 35.2 00011   Jenniskens, 2006 annual 001  - 261.5 103.3 8.0 42.3 103.63 202.13 -14.81 111.36 285.93 0.185 0.997 129.3 81.2 36.0 00005 P 1   Jopek et al., 2003 2002/06 002 252 264 261.5 102.6 8.1 0.63 -0.11 41.5 102.91 201.41 -14.78 110.67 285.82 22.3 0.194 0.9913 127.9 81.3 34.4 00138 R   Brown et al., 2008 2007/08 003 245.6 269.9 257.6 100.1 8.2 0.52 -0.11 41.2 100.35 202.75 -14.88 111.94 286.07 00161 T   SonotaCo, 2009 2002/08 004 257 266 261 102.3 8.6 0.69 -0.24 40.6 102.55 201.55 -14.30 110.85 285.33 8.88 0.1936 0.978 128.65 81.0 32.4 01598 R   Brown et al., 2010 2010/13 005 246 275 261 102.9 7.8 0.97 -0.09 41.4 103.24 202.24 -15.05 111.44 286.20 8.20 0.191 0.983 128.7 78.5 35.2 00249 T M 1   Jenniskens et al., 2016 annual 007 246.38 269.17 258.99 101.0 8.1 0.67 -0.13 41.4 101.27 202.28 -14.91 111.49 286.05 11.6 0.189 0.984 129.1 79.0 35.3 00606 T   Shiba,2023, submitted to wgn. Parent body: C/1917 F1 (Mellish) Notes: