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487793 (2015 RP239)
Classification: Main-belt Asteroid          SPK-ID: 2487793
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283973172043547 3.9749e-08  
a 3.077738456445071 5.2105e-08 au
q 2.682565095580852 1.3711e-07 au
i 15.24664544666082 4.7509e-06 deg
node 112.4126700523159 1.9665e-05 deg
peri 342.1670489835061 2.9578e-05 deg
M 264.9439059190169 2.4036e-05 deg
tp 2459521.243020247982
(2021-Nov-02.74302025)
0.00013879 TDB
period 1972.177471647011
5.40
5.0082e-05
1.371e-07
d
yr
n .1825393531644775 4.6355e-09 deg/d
Q 3.47291181730929 5.8795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      5374 days (14.71 yr)  
   first obs. used      2006-01-26  
   last obs. used      2020-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52233  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:24:46  

Additional Information
 Earth MOID = 1.70323 au 
 Jupiter MOID = 1.69927 au 
 T_jup = 3.162 
[ 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 15.6   n/a MPO495392  

487793 (2015 RP239)          Discovered 2014-Jun-28 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 RP239 = 2014 OW383 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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