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249722 (2000 RU93)
Classification: Main-belt Asteroid          SPK-ID: 2249722
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2393097701526667 4.7172e-07  
a 2.876073004596599 1.0479e-07 au
q 2.187800634924297 1.2806e-06 au
i 16.52840644222174 1.4026e-05 deg
node 359.3107574533414 3.3437e-05 deg
peri 23.2860950049964 5.1998e-05 deg
M 358.1907462251402 4.3819e-05 deg
tp 2459009.453550183577
(2020-Jun-08.95355018)
0.00021726 TDB
period 1781.551107354984
4.88
9.7366e-05
2.666e-07
d
yr
n .2020711045076227 1.1044e-08 deg/d
Q 3.5643453742689 1.2987e-07 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      6046 days (16.55 yr)  
   first obs. used      2000-09-04  
   last obs. used      2017-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57951  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:57:25  

Additional Information
 Earth MOID = 1.19821 au 
 Jupiter MOID = 1.95341 au 
 T_jup = 3.193 
[ 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 16.0   n/a MPO401883  
diameter diameter 3.822 km 0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249722 (2000 RU93)          Discovered 2000-Sep-04 by LONEOS at Anderson Mesa
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2000 RU93 = 2005 SF122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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