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215455 (2002 PY87)
Classification: Main-belt Asteroid          SPK-ID: 2215455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2122501937310846 4.6699e-08  
a 2.449991768977273 1.6391e-08 au
q 1.929980541372284 1.1459e-07 au
i 1.329096811006734 5.9524e-06 deg
node 225.3333570365398 0.00020625 deg
peri 103.476257552247 0.00020717 deg
M 230.1188937401279 2.5437e-05 deg
tp 2459505.846012423537
(2021-Oct-18.34601242)
0.0001032 TDB
period 1400.700761729503
3.83
1.4056e-05
3.848e-08
d
yr
n .2570142101982533 2.5792e-09 deg/d
Q 2.970002996582262 1.987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      21757 days (59.57 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:18:40  

Additional Information
 Earth MOID = .919332 au 
 Jupiter MOID = 2.38648 au 
 T_jup = 3.465 
[ 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 17.2   n/a MPO413071  

215455 (2002 PY87)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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