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487251 (2014 PW27)
Classification: Main-belt Asteroid          SPK-ID: 2487251
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749177800794589 6.3884e-08  
a 2.768080726826331 4.1727e-08 au
q 2.283894191009134 1.8257e-07 au
i 6.898741314158639 1.035e-05 deg
node 352.1607550757702 6.1244e-05 deg
peri 257.6329013711437 6.8292e-05 deg
M 154.2277335976758 3.0534e-05 deg
tp 2458279.846450641021
(2018-Jun-10.34645064)
0.00013758 TDB
period 1682.157104415508
4.61
3.8036e-05
1.041e-07
d
yr
n .2140109262416888 4.8391e-09 deg/d
Q 3.252267262643529 4.9026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5676 days (15.54 yr)  
   first obs. used      2004-04-13  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57385  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:03  

Additional Information
 Earth MOID = 1.2825 au 
 Jupiter MOID = 1.851 au 
 T_jup = 3.306 
[ 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 16.8   n/a MPO456348  

487251 (2014 PW27)          Discovered 2010-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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