55 citations · 170 across the 32 of their papers we have counts for
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astro-ph.EP2017★ 3 cited
Major Outburst and Splitting of Long-Period Comet C/2015 ER61 (Pan-STARRS)
Zdenek Sekanina
In early April 2017, five weeks before passing through perihelion, the dust-poor comet C/2015 ER61 was observed to undergo a major outburst, during which its intrinsic brightness i…
astro-ph.EP2017
Orbital Evolution, Activity, and Mass Loss of Comet C/1995 O1 (Hale-Bopp): II. Nucleus and Companions as Compact Clusters of Massive Fragments
Zdenek Sekanina
The prime objective is to settle a contradiction between a high nongravitational acceleration affecting the orbital motion of comet C/1995 O1 and its enormous nucleus by modeling i…
astro-ph.EP2017★ 2 cited
Orbital Evolution, Activity, and Mass Loss of Comet C/1995 O1 (Hale-Bopp). I. Close Encounter with Jupiter in Third Millennium BCE and Effects of Outgassing on the Comet's Motion and Physical Properties
Zdenek Sekanina, Rainer Kracht
This comprehensive study of comet C/1995 O1 focuses first on investigating its orbital motion over a period of 17.6 yr (1993-2010). The comet is suggested to have approached Jupite…