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214880 (2007 RP157)
Classification: Main-belt Asteroid          SPK-ID: 2214880
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760348696062886 5.7513e-08  
a 2.227169809370062 1.514e-08 au
q 1.835110262386541 1.343e-07 au
i 7.719477426126868 6.6062e-06 deg
node 40.6273055303373 3.777e-05 deg
peri 7.581329590625575 4.2202e-05 deg
M 257.8961017004916 1.9274e-05 deg
tp 2459344.824754113831
(2021-May-10.32475411)		 6.6797e-05 TDB
period 1214.027216839143
3.32		 1.2379e-05
3.389e-08		 d
yr
n .2965337144065854 3.0236e-09 deg/d
Q 2.619229356353584 1.7805e-08 au
   Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6705 days (18.36 yr)  
   first obs. used      2002-02-06  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:13:44  

Additional Information
 Earth MOID = .845218 au 
 Jupiter MOID = 2.76798 au 
 T_jup = 3.613 
[ 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 17.2   n/a MPO437028  

214880 (2007 RP157)          Discovered 2007-Sep-11 by PMO Neo Survey Program at XuYi
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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Alternate Designations
 2007 RP157 = 2002 CQ306 = 2004 XY6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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