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102052 (1999 RA125)
Classification: Main-belt Asteroid          SPK-ID: 2102052
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 .2019507461926962 4.6377e-08  
a 3.137692298825396 2.7951e-08 au
q 2.504032997754531 1.55e-07 au
i .5445099434078347 6.327e-06 deg
node 198.6967226377023 0.00046805 deg
peri 132.1433617404332 0.00046833 deg
M 304.4957209369574 1.9046e-05 deg
tp 2459513.495374716937
(2021-Oct-25.99537472)
0.00011013 TDB
period 2030.083748500103
5.56
2.7126e-05
7.427e-08
d
yr
n .1773325855477542 2.3695e-09 deg/d
Q 3.771351599896261 3.3595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7610 days (20.84 yr)  
   first obs. used      1999-08-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55812  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:56  

Additional Information
 Earth MOID = 1.49143 au 
 Jupiter MOID = 1.60033 au 
 T_jup = 3.179 
[ 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 15.53   n/a E2021B55  
diameter diameter 4.603 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102052 (1999 RA125)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RA125 = 2003 GG19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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