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129685 (1998 RX75)
Classification: Main-belt Asteroid          SPK-ID: 2129685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2447379039995279 6.4732e-08  
a 3.002414465669828 1.8272e-08 au
q 2.267609842403932 1.9283e-07 au
i 2.088998970043176 5.607e-06 deg
node 102.4919988910868 0.0001839 deg
peri 273.5209354581146 0.00018432 deg
M 53.43835973550799 1.0643e-05 deg
tp 2458718.431225877973
(2019-Aug-22.93122588)
5.6321e-05 TDB
period 1900.222222136367
5.20
1.7346e-05
4.749e-08
d
yr
n .1894515261458536 1.7294e-09 deg/d
Q 3.737219088935725 2.2744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63687  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:36:18  

Additional Information
 Earth MOID = 1.27022 au 
 Jupiter MOID = 1.72635 au 
 T_jup = 3.205 
[ 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 16.1   n/a MPO453775  

129685 (1998 RX75)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

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