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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343845069511836 5.4289e-08  
a 2.336910134977737 2.3771e-08 au
q 2.02286561869953 1.2513e-07 au
i 7.535033513489824 5.1254e-06 deg
node 115.5139040249419 5.267e-05 deg
peri 198.0945578603528 6.3401e-05 deg
M 177.8108540463947 3.1656e-05 deg
tp 2458556.008472991072
(2019-Mar-13.50847299)
0.00011194 TDB
period 1304.852569138867
3.57
1.991e-05
5.451e-08
d
yr
n .2758932376839944 4.2097e-09 deg/d
Q 2.650954651255944 2.6966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      3642 days (9.97 yr)  
   first obs. used      2010-01-07  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62474  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:34:39  

Additional Information
 Earth MOID = 1.00803 au 
 Jupiter MOID = 2.59672 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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