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70274 (1999 RG109)
Classification: Main-belt Asteroid          SPK-ID: 2070274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1235697118094113 3.5413e-08  
a 2.390089054869355 1.3574e-08 au
q 2.094746439160321 9.0107e-08 au
i 9.387626753645327 4.9257e-06 deg
node 197.3793883972116 2.3543e-05 deg
peri 75.66913258444666 3.3023e-05 deg
M 335.9953820733153 2.6223e-05 deg
tp 2459290.493646292880
(2021-Mar-16.99364629)
9.8721e-05 TDB
period 1349.645004323182
3.70
1.1497e-05
3.148e-08
d
yr
n .2667368077137678 2.2722e-09 deg/d
Q 2.68543167057839 1.5251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:39  

Additional Information
 Earth MOID = 1.10102 au 
 Jupiter MOID = 2.42215 au 
 T_jup = 3.504 
[ 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 16.11   n/a E2021B10  
diameter diameter 2.037 km 0.592 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70274 (1999 RG109)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RG109 = 2002 JE19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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