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452227 (2015 RJ238)
Classification: Main-belt Asteroid          SPK-ID: 2452227
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16013120391977 6.5953e-08  
a 3.109536016557909 1.1749e-07 au
q 2.611602270594605 1.8803e-07 au
i 11.96791406815148 5.2964e-06 deg
node 104.3521088303956 3.1041e-05 deg
peri 290.2240387808885 3.6966e-05 deg
M 306.2620759138088 2.0859e-05 deg
tp 2459299.464897118811
(2021-Mar-25.96489712)
0.00012673 TDB
period 2002.819513276073
5.48
0.00011351
3.108e-07
d
yr
n .179746601036025 1.0187e-08 deg/d
Q 3.607469762521212 1.363e-07 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      2694 days (7.38 yr)  
   first obs. used      2010-12-05  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56701  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:06:07  

Additional Information
 Earth MOID = 1.64886 au 
 Jupiter MOID = 1.90348 au 
 T_jup = 3.166 
[ 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 15.5   n/a MPO440874  

452227 (2015 RJ238)          Discovered 2010-Dec-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

[ show close-approach data ]
Alternate Designations
 2015 RJ238 = 2010 XP46 = 2014 PF62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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