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102054 (1999 RC125)
Classification: Main-belt Asteroid          SPK-ID: 2102054
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349269941275009 9.5799e-08  
a 3.186277837313791 3.4012e-08 au
q 2.756362946269967 3.1966e-07 au
i 17.4031232919818 1.0167e-05 deg
node 339.1398051655446 2.0298e-05 deg
peri 33.37698270582274 3.33e-05 deg
M 244.1772444559401 2.8963e-05 deg
tp 2459868.867437714533
(2022-Oct-16.36743771)
0.00017372 TDB
period 2077.418003457025
5.69
3.3263e-05
9.107e-08
d
yr
n .1732920381940106 2.7747e-09 deg/d
Q 3.616192728357615 3.8601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:56  

Additional Information
 Earth MOID = 1.76828 au 
 Jupiter MOID = 1.88937 au 
 T_jup = 3.113 
[ 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 14.28   n/a E2021B55  
diameter diameter 7.151 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102054 (1999 RC125)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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