The perihelion of 5D/Brorsen was February 25, just a day before its discovery, and maintained the approach to Earth after that, passing closest to Earth on March 27 (at a distance of 0.52 AU).
Komet 177P/Barnard (tudi P/2006 M3) je odkril Edward Emerson Barnard 24. junija 1889, ponovno so ga odkrili po 116 letih.