171P/Spahr

171P/Spahr
Discovery
Discovered by: Timothy B. Spahr
Discovery date: November 16, 1998
Alternate designations: P/1998 W1
P/2005 R3
Orbital characteristics A
Epoch: March 6, 2006
Aphelion: 5.323 AU
Perihelion: 1.73 AU
Semi-major axis: 3.526 AU
Eccentricity: 0.5094
Orbital period: 6.621 a
Inclination: 21.9541°
Last perihelion: September 3, 2005
Next perihelion: April 30, 2012

171P/Spahr is a periodic comet in our solar system. 171P/Spahr was recovered on 20-24 October 2011 at apparent magnitude 20.6 using the 2.0-metre (79 in) Faulkes Telescope South.[1] 171P/Spahr is expected to peak at about magnitude 18 in 2012.[2]

References

  1. ^ Ernesto Guido, Giovanni Sostero, Nick Howes, and Antoni Kasprzyk (October 28, 2011). "Recovery of comet 171P/Spahr". Remanzacco Observatory in Italy – Comets & Neo. http://remanzacco.blogspot.com/2011/10/recovery-of-comet-171pspahr.html. Retrieved 2011-11-01. 
  2. ^ Seiichi Yoshida (20011-10-30). "171P/Spahr". Seiichi Yoshida's Comet Catalog. http://www.aerith.net/comet/catalog/0171P/index.html. Retrieved 2010-03-01. 

External links

Periodic comets (by number)
Previous
170P/Christensen		 171P/Spahr Next
172P/Yeung