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213307 (2001 RB65)
Classification: Main-belt Asteroid          SPK-ID: 2213307
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01228670275172124 4.4493e-08  
a 2.879785631817307 1.9954e-08 au
q 2.84440256177049 1.3704e-07 au
i 11.20806887274407 3.7185e-06 deg
node 218.5158640306831 2.2565e-05 deg
peri 145.2752898326096 0.0001654 deg
M 339.2398418249161 0.0001642 deg
tp 2459303.435890287917
(2021-Mar-29.93589029)
0.00081431 TDB
period 1785.001838190488
4.89
1.8552e-05
5.079e-08
d
yr
n .2016804645786489 2.0961e-09 deg/d
Q 2.915168701864124 2.0199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      7042 days (19.28 yr)  
   first obs. used      2001-08-28  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:10  

Additional Information
 Earth MOID = 1.84983 au 
 Jupiter MOID = 2.1239 au 
 T_jup = 3.266 
[ 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 15.31   n/a E2021B55  
diameter diameter 4.953 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213307 (2001 RB65)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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