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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368239539611492 3.9116e-08  
a 2.426588195759801 8.3422e-09 au
q 2.094572804180494 9.6965e-08 au
i 1.481663395261457 3.481e-06 deg
node 260.1216911631535 0.00015829 deg
peri 269.6184965558951 0.00015879 deg
M 148.9127489454473 1.3033e-05 deg
tp 2458629.387155269165
(2019-May-25.88715527)
4.9487e-05 TDB
period 1380.67845472667
3.78
7.1198e-06
1.949e-08
d
yr
n .2607413759283065 1.3446e-09 deg/d
Q 2.758603587339109 9.4836e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1587  
   data-arc span      10481 days (28.70 yr)  
   first obs. used      1991-11-11  
   last obs. used      2020-07-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:09:52  

Additional Information
 Earth MOID = 1.10092 au 
 Jupiter MOID = 2.21411 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 14.78   n/a E2021B10  

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

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