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13949 (1990 RN3)
Classification: Main-belt Asteroid          SPK-ID: 2013949
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989056039241831 4.6576e-08  
a 2.380713029430041 1.5104e-08 AU
q 1.907175866541087 1.0889e-07 AU
i 5.486739172066708 7.2766e-06 deg
node 179.880263525378 5.2356e-05 deg
peri 94.76744972933712 5.6809e-05 deg
M 223.9958760601302 2.5133e-05 deg
tp 2457307.383992854559
(2015-Oct-11.88399285)
9.6112e-05 JED
period 1341.711060969876
3.67
1.2769e-05
3.496e-08
d
yr
n .2683141031421239 2.5535e-09 deg/d
Q 2.854250192318995 1.8109e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      8598 days (23.54 yr)  
   first obs. used      1990-08-29  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53116  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:04:49  

Additional Information
 Earth MOID = .900224 AU 
 T_jup = 3.505 
[ 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 14.0 mag n/a MPO250350  

13949 (1990 RN3)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar (675)
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RN3 = 1993 HM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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