Lost periodic comets

Designation Apps Arc Notes Predictions (T)
D/1766 G1 (Helfenzrieder) 1 17660308-17660315 uncertain orbit, possibly perturbed by Jupiter after 1766, cf. Kronk Nakano (2011)
D/1770 L1 (Lexell) 1 17700615-17701003 perturbed by Jupiter (1779) into a different, larger orbit (even ejection from the solar system is possible), cf. Kronk Kinoshita
D/1884 O1 (Barnard 1) 1 18840724-18841108 outburst, possible secondary nucleus, cf. Kronk, q slightly increased Nakano (2011), Kinoshita
D/1886 K1 (Brooks 1) 1 18860525-18860703 uncertain period, q increased from 1.3 AU to 1.9 AU Kinoshita
D/1894 F1 (Denning) 1 18940327-18940605 intrinsically faint, q decreased slightly Nakano (2007), Kinoshita
D/1895 Q1 (Swift) 1 18950824-18960206 several perturbations by Jupiter, q increased from 1.3 AU to 1.5 AU Nakano (2011)
D/1918 W1 (Schorr) 1 19181123-19181231 q increased from 1.9 AU to about 3 AU Nakano (2007), Kinoshita
D/1921 H1 (Dubiago) 1 19210424-19210611 - -
D/1952 B1 (Harrington-Wilson) 1 19520130-19520225 intrinsically faint, q increased from 1.65 AU to 1.9 AU Nakano (2011), Kinoshita
D/1977 C1 (Skiff-Kosai) 1 19770213-19770312 q decreased slightly Nakano (2006), Kinoshita
D/1978 R1 (Haneda-Campos) 1 19780730-19781129 intrinsically faint, cf. Kronk, q increased from 1.1 AU to 1.3 AU Kinoshita
3D/Biela 6 1772-1852 disintegrated Nakano (2011), Kinoshita
5D/Brorsen 5 1846-1879 brightness decline at last apparition (1879), afterwards several approaches to Jupiter Kinoshita
18D/Perrine-Mrkos 5 1896-1969 outbursts Kinoshita
20D/Westphal 2 1852-1913 decline in brightness in 1913, probably disintegrated Kazimirchak-Polonskaya (1975), Kinoshita
25D/Neujmin 2 1916-1927 asymmetric lightcurve, q decreased slightly Kinoshita
34D/Gale 2 1927-1938 outbursts Kinoshita
72P/Denning-Fujikawa 2 1881-1978 intrinsically faint, outbursts Kinoshita

© 2003-2013 by M. Meyer