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14867 (1990 RW4)
Classification: Main-belt Asteroid          SPK-ID: 2014867
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1419329300893156 5.9896e-08  
a 3.177609032417917 3.4471e-08 AU
q 2.726601671768567 1.8777e-07 AU
i 4.177015445761344 6.1911e-06 deg
node 302.7570808986787 0.00010048 deg
peri 344.4291291648821 0.00010338 deg
M 154.3917112591745 2.7107e-05 deg
tp 2456113.199760044117
(2012-Jul-04.69976004)
0.00015147 JED
period 2068.945824739904
5.66
3.3667e-05
9.218e-08
d
yr
n .1740016561551374 2.8314e-09 deg/d
Q 3.628616393067267 3.9364e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      8917 days (24.41 yr)  
   first obs. used      1990-08-29  
   last obs. used      2015-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53683  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:40:14  

Additional Information
 Earth MOID = 1.71183 AU 
 T_jup = 3.181 
[ 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 12.9 mag n/a MPO328853  

14867 (1990 RW4)          Discovered 1990-Sep-15 by Holt, H. E. at Palomar
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RW4 = 1990 QU18 = 1996 TK14 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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