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487747 (2015 RD116)
Classification: Main-belt Asteroid          SPK-ID: 2487747
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2100248534803452 8.3037e-08  
a 3.180510206841233 7.7098e-08 au
q 2.51252401665666 2.7556e-07 au
i 17.64282043300188 1.1662e-05 deg
node 23.90118338615067 1.8822e-05 deg
peri 29.34292649023537 5.0753e-05 deg
M 268.2801042935556 4.1816e-05 deg
tp 2459528.342881223126
(2021-Nov-09.84288122)
0.00025024 TDB
period 2071.779909655677
5.67
7.5333e-05
2.063e-07
d
yr
n .1737636311280916 6.3183e-09 deg/d
Q 3.848496397025805 9.3291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      5711 days (15.64 yr)  
   first obs. used      2004-10-09  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:42:12  

Additional Information
 Earth MOID = 1.53611 au 
 Jupiter MOID = 1.67965 au 
 T_jup = 3.093 
[ 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 16.0   n/a MPO440946  

487747 (2015 RD116)          Discovered 2004-Oct-09 by LONEOS at Anderson Mesa
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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