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101075 (1998 RN20)
Classification: Main-belt Asteroid          SPK-ID: 2101075
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2884096436987288 3.8541e-08  
a 2.675618590900554 7.7772e-09 au
q 1.90394438642523 1.02e-07 au
i 4.339773259751714 4.3306e-06 deg
node 151.8820009662651 4.2601e-05 deg
peri 188.6930371602558 4.3066e-05 deg
M 29.37271606812867 4.9154e-06 deg
tp 2459070.070346473675
(2020-Aug-08.57034647)
2.1774e-05 TDB
period 1598.581321542338
4.38
6.9699e-06
1.908e-08
d
yr
n .2251996787080347 9.8188e-10 deg/d
Q 3.447292795375877 1.002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      10576 days (28.96 yr)  
   first obs. used      1992-02-29  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46797  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:05  

Additional Information
 Earth MOID = .893741 au 
 Jupiter MOID = 1.96381 au 
 T_jup = 3.314 
[ 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 15.62   n/a E2021B55  

101075 (1998 RN20)          Discovered 1998-Sep-13 by LONEOS at Anderson Mesa
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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