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JPL Small-Body Database Browser
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243115 (2007 RR157)
Classification: Main-belt Asteroid          SPK-ID: 2243115
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1223732272102958 4.6851e-08  
a 2.390369516482671 1.9587e-08 au
q 2.097852284525572 1.1235e-07 au
i 6.731831690941401 7.0697e-06 deg
node 45.94770867953971 4.7482e-05 deg
peri 248.9343627798675 5.5676e-05 deg
M 99.52303421779578 2.9877e-05 deg
tp 2458227.321085664974
(2018-Apr-18.82108566)
0.00011076 TDB
period 1349.882569562848
3.70
1.6592e-05
4.543e-08
d
yr
n .2666898648203035 3.278e-09 deg/d
Q 2.68288674843977 2.1984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2002-04-02  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:45:27  

Additional Information
 Earth MOID = 1.09258 au 
 Jupiter MOID = 2.48854 au 
 T_jup = 3.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO254434  

243115 (2007 RR157)          Discovered 2007-Sep-11 by PMO NEO Survey Program at Purple Mountain
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2007 RR157 = 2006 HD54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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