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515812 (2015 ME52)
Classification: Main-belt Asteroid          SPK-ID: 2515812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343902350560037 5.4686e-08  
a 2.33674947548024 2.4061e-08 au
q 2.022713164203457 1.2653e-07 au
i 7.535091490543051 5.2453e-06 deg
node 115.5141020374225 5.3044e-05 deg
peri 198.0391648604336 6.3738e-05 deg
M 122.6990412364223 3.1393e-05 deg
tp 2458555.812085981919
(2019-Mar-13.31208598)
0.00011191 TDB
period 1304.718011105277
3.57
2.0152e-05
5.517e-08
d
yr
n .275921691074863 4.2617e-09 deg/d
Q 2.650785786757023 2.7295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      3610 days (9.88 yr)  
   first obs. used      2010-01-07  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63758  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 04:14:50  

Additional Information
 Earth MOID = 1.00985 au 
 Jupiter MOID = 2.59726 au 
 T_jup = 3.543 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a E2015T79  

515812 (2015 ME52)          Discovered 2012-Oct-20 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-04-05

Alternate Designations
 2015 ME52 = 2012 VY80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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