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118999 (2000 YJ51)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118999
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08923586141819877 4.4427e-08  
a 3.23292933117735 2.7874e-08 au
q 2.944436097405578 1.3997e-07 au
i 3.810060487990056 4.9395e-06 deg
node 279.9027227137852 7.9258e-05 deg
peri 190.2074434588504 8.5524e-05 deg
M 125.973051506589 3.258e-05 deg
tp 2458257.535791016798
(2018-May-19.03579102)
0.00018874 TDB
period 2123.208988233193
5.81
2.7459e-05
7.518e-08
d
yr
n .1695546703104202 2.1928e-09 deg/d
Q 3.521422564949122 3.0361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      7941 days (21.74 yr)  
   first obs. used      1998-08-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:25:13  

Additional Information
 Earth MOID = 1.96124 au 
 Jupiter MOID = 1.58789 au 
 T_jup = 3.176 
[ 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 14.8   n/a MPO469232  
diameter diameter 6.860 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118999 (2000 YJ51)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 YJ51 = 1999 TJ212 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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