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13063 Purifoy (1991 LB)
Classification: Main-belt Asteroid          SPK-ID: 2013063
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952444465163854 5.0517e-08  
a 2.225569945075448 9.3382e-09 au
q 1.79103977296569 1.1002e-07 au
i 4.832140301778463 6.7625e-06 deg
node 218.6348702782875 4.8492e-05 deg
peri 121.8708046917038 5.1781e-05 deg
M 70.81505248963842 1.8722e-05 deg
tp 2457161.947825755758
(2015-May-19.44782576)
6.2473e-05 JED
period 1212.719326028783
3.32
7.6326e-06
2.09e-08
d
yr
n .2968535194197571 1.8683e-09 deg/d
Q 2.660100117185206 1.1161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1247  
   data-arc span      8961 days (24.53 yr)  
   first obs. used      1991-06-05  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53347  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:22:58  

Additional Information
 Earth MOID = .78669 au 
 Jupiter MOID = 2.74199 au 
 T_jup = 3.616 
[ 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 14.3 mag n/a MPO256961  

13063 Purifoy           Discovered 1991 June 5 by Spacewatch at Kitt Peak.
Dana D. Purifoy (b. 1955) is a pilot in the Flight Crew Branch of NASA's Dryden Flight Research Center, Edwards, California. He has accumulated 4400 hours of flying time in over 75 different aircraft.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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