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13022 (1988 RL9)
Classification: Main-belt Asteroid          SPK-ID: 2013022
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061968945447756 5.3567e-08  
a 2.213720512368912 1.2732e-08 AU
q 1.978630268565264 1.1899e-07 AU
i 5.118835294570486 8.2076e-06 deg
node 327.9483840049516 5.8797e-05 deg
peri 63.25154213438268 7.0259e-05 deg
M 237.8517600214212 3.9222e-05 deg
tp 2457208.694664386743
(2015-Jul-05.19466439)
0.00013212 JED
period 1203.04704517231
3.29
1.0379e-05
2.842e-08
d
yr
n .2992401680754204 2.5815e-09 deg/d
Q 2.44881075617256 1.4084e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      9065 days (24.82 yr)  
   first obs. used      1988-08-08  
   last obs. used      2013-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51967  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Oct-22 20:24:49  

Additional Information
 Earth MOID = .988263 AU 
 T_jup = 3.642 
[ 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 13.5 mag n/a MPO263466  

13022 (1988 RL9)          Discovered 1988-Sep-01 by Debehogne, H. at La Silla (809)
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RL9 = 1988 PO4 = 1990 DC1 = 1990 EW5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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