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523298 (2017 BJ84)
Classification: Main-belt Asteroid          SPK-ID: 2523298
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 .06030940176892916 7.887e-08  
a 3.172554639969673 5.3555e-08 au
q 2.981219767553861 2.6645e-07 au
i 12.45673867025998 5.7595e-06 deg
node 249.6630053472518 3.7723e-05 deg
peri 269.6760556073298 6.2513e-05 deg
M 184.9128591544213 5.2974e-05 deg
tp 2460004.338487670050
(2023-Feb-28.83848767)
0.0003149 TDB
period 2064.011404926335
5.65
5.2263e-05
1.431e-07
d
yr
n .1744176408816154 4.4164e-09 deg/d
Q 3.363889512385484 5.6784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      6212 days (17.01 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55672  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:44:59  

Additional Information
 Earth MOID = 2.02411 au 
 Jupiter MOID = 1.79596 au 
 T_jup = 3.162 
[ 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 15.5   n/a MPO448200  
diameter diameter 3.493 km 0.906 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

523298 (2017 BJ84)          Discovered 2009-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2018-05-31

[ show close-approach data ]
Alternate Designations
 2017 BJ84 = 2010 AD95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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