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Objecta | ab | ec | id | ![]() |
HRf |
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Referencesk |
133P/Elst-Pizarro | 3.164 | 0.154 | 1.369 | 3.185 | 15.5 | 2.64-3.06 | 349.9-89.1 | 0.1-0.7 | 18.3-20.3 | 1-3 |
P/2005 U1 (Read) | 3.165 | 0.253 | 1.267 | 3.153 | 20.1 | 2.42-2.51 | 26.4-43.9 | 0.1-0.5 | 19.3-20.2 | 4, 5 |
176P/LINEAR | 3.217 | 0.150 | 1.352 | 3.172 | 15.1 | 2.59-2.60 | 10.1-18.6 | 0.0-0.1 | 19.2-19.6 | 3, 6 |
P/2008 R1 (Garradd) | 2.726 | 0.342 | 15.903 | 3.217 | >17.8 | 1.85-1.96 | 28.2-48.6 | 0.5-11.3 | 18.5-21.2 | 7, 8 |
a Proper orbital elements for 133P and 176P from the AstDyS website; osculating
elements for P/Read and P/Garradd from JPL's Solar System Dynamics Group's
Small-Body Database. b Semimajor axis in AU. c Eccentricity. d Inclination in degrees. e Tisserand invariant, as computed from tabulated orbital elements. f Absolute R-band magnitude. g Range of heliocentric distances, in AU, during which activity has been observed. h Range of true anomalies, in degrees, during which activity has been observed. i Range of orbit plane angles, in degrees, during which activity has been observed. j Range of apparent R-band magnitudes when activity has been observed. k 1) Elst et al. (1996); 2) Hsieh et al. (2004); 3) Hsieh et al. (2009a); 4) Read et al. (2005); 5) Hsieh et al. (2009b); 6) Hsieh & Jewitt (2006b); 7) Garradd et al. (2008); 8) Jewitt et al. (2009). |
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