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JPL Small-Body Database Browser
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452148 (2015 RA31)
Classification: Main-belt Asteroid          SPK-ID: 2452148
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763239214714222 7.0677e-08  
a 3.095682947319679 7.561e-08 au
q 2.549839990416062 2.3633e-07 au
i 7.414862315667468 1.0051e-05 deg
node 264.2806739460787 7.7319e-05 deg
peri 59.12446778397451 8.6416e-05 deg
M 274.0979973857604 3.7467e-05 deg
tp 2459075.216062696978
(2020-Aug-13.71606270)
0.000214 TDB
period 1989.450506041907
5.45
7.2887e-05
1.996e-07
d
yr
n .1809544891449623 6.6296e-09 deg/d
Q 3.641525904223295 8.8942e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4035 days (11.05 yr)  
   first obs. used      2008-05-13  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58635  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:56:40  

Additional Information
 Earth MOID = 1.54639 au 
 Jupiter MOID = 1.72169 au 
 T_jup = 3.187 
[ 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 16.2   n/a MPO440874  

452148 (2015 RA31)          Discovered 2009-Jun-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

[ show close-approach data ]
Alternate Designations
 2015 RA31 = 2010 VL162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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