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171112 Sickafoose (2005 ER301)
Classification: Main-belt Asteroid          SPK-ID: 2171112
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064440088537076 3.6059e-07  
a 2.896731519742821 5.553e-08 AU
q 2.588391804208502 1.0126e-06 AU
i 1.964300358837521 1.7891e-05 deg
node 16.93342175536346 0.00026273 deg
peri 352.3908527342356 0.00027927 deg
M 124.2345237826011 7.7559e-05 deg
tp 2456179.058012073247
(2012-Sep-08.55801207)
0.00039458 JED
period 1800.780562777531
4.93
5.1781e-05
1.418e-07
d
yr
n .1999133083959628 5.7485e-09 deg/d
Q 3.205071235277139 6.1441e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      7788 days (21.32 yr)  
   first obs. used      1992-09-24  
   last obs. used      2014-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59467  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 20:43:53  

Additional Information
 Earth MOID = 1.58626 AU 
 T_jup = 3.279 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6 mag n/a MPO248290  

171112 Sickafoose           Discovered 2005 Mar. 11 by A. Gulbis at Kitt Peak in the course of the Deep Ecliptic Survey.
J. Lorin (b. 1944) and Tanalynne (1945-2006) Sickafoose offered unwavering support and encouragement to their daughter, the discoverer of this minor planet. Their intelligence, humor and character have made them wonderful human beings and exceptional parents.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080618/MPCPages.arcLast Updated: 2008-06-20

Alternate Designations
 2005 ER301 = 1992 SD3 = 2002 TO373 = 2002 TZ322 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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