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152100 (2004 RD101)
Classification: Main-belt Asteroid          SPK-ID: 2152100
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1993570624419693 3.4057e-08  
a 3.195555482264088 2.4677e-08 au
q 2.558498928449589 1.1802e-07 au
i 3.829319405251714 4.1271e-06 deg
node 223.3105135280881 5.5154e-05 deg
peri 121.4500262186541 5.6283e-05 deg
M 311.6370758474179 1.2558e-05 deg
tp 2459480.803177655202
(2021-Sep-23.30317766)
7.4832e-05 TDB
period 2086.497988366262
5.71
2.4169e-05
6.617e-08
d
yr
n .1725379089782309 1.9986e-09 deg/d
Q 3.832612036078587 2.9597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      7529 days (20.61 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49777  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:25:42  

Additional Information
 Earth MOID = 1.55213 au 
 Jupiter MOID = 1.62718 au 
 T_jup = 3.161 
[ 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 14.76   n/a E2021B55  

152100 (2004 RD101)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2004 RD101 = 1999 XG61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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