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15813 (1994 PL12)
Classification: Main-belt Asteroid          SPK-ID: 2015813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136179958122281 4.009e-08  
a 2.427130058942452 8.2984e-09 au
q 2.09660358915834 9.9221e-08 au
i 1.482853935568028 3.523e-06 deg
node 260.17064530 0.00016217 deg
peri 269.5144116244068 0.00016268 deg
M 96.8983482985379 1.3392e-05 deg
tp 2458628.749232678426
(2019-May-25.24923268)
5.1014e-05 TDB
period 1381.140943945132
3.78
7.0832e-06
1.939e-08
d
yr
n .2606540640028275 1.3368e-09 deg/d
Q 2.757656528726565 9.4285e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1522  
   data-arc span      10431 days (28.56 yr)  
   first obs. used      1991-11-11  
   last obs. used      2020-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51043  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:53:03  

Additional Information
 Earth MOID = 1.10332 au 
 Jupiter MOID = 2.21606 au 
 T_jup = 3.497 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO319282  

15813 (1994 PL12)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PL12 = 1998 RU50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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