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285285 (1998 SP63)
Classification: Main-belt Asteroid          SPK-ID: 2285285
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2565845016485765 1.4143e-07  
a 2.319709264567671 2.1676e-08 AU
q 1.724507818948989 3.3805e-07 AU
i 3.350025958618601 8.1156e-06 deg
node 52.16915921844684 0.00023501 deg
peri 313.763803569684 0.00023628 deg
M 211.3933689305231 3.2014e-05 deg
tp 2457533.202150948687
(2016-May-24.70215095)
0.00012038 JED
period 1290.472524418303
3.53
1.8088e-05
4.952e-08
d
yr
n .278967582174812 3.9101e-09 deg/d
Q 2.914910710186354 2.7238e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      7072 days (19.36 yr)  
   first obs. used      1996-01-12  
   last obs. used      2015-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56877  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-05 00:23:41  

Additional Information
 Earth MOID = .725289 AU 
 T_jup = 3.532 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5 mag n/a MPO245647  

285285 (1998 SP63)          Discovered 1998-Sep-29 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 1998 SP63 = 2005 SU10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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