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160510 (1990 RG1)
Classification: Mars-crossing Asteroid          SPK-ID: 2160510
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2681512824410483 8.2526e-08  
a 2.262125555171373 1.496e-08 au
q 1.655533686509501 1.8133e-07 au
i 6.585746965513097 7.2784e-06 deg
node 359.5365137821208 5.1059e-05 deg
peri 28.08828945934909 5.3419e-05 deg
M 196.8066076277238 1.1603e-05 deg
tp 2458163.843847352155
(2018-Feb-14.34384735)
4.1868e-05 JED
period 1242.720566676748
3.40
1.2328e-05
3.375e-08
d
yr
n .2896870057946356 2.8737e-09 deg/d
Q 2.868717423833246 1.8972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      9333 days (25.55 yr)  
   first obs. used      1990-09-14  
   last obs. used      2016-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50879  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 17:06:42  

Additional Information
 Earth MOID = .661628 au 
 Jupiter MOID = 2.59776 au 
 T_jup = 3.562 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9 mag n/a MPO333989  

160510 (1990 RG1)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1990 RG1 = 2002 CQ151 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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