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46813 (1998 KQ64)
Classification: Main-belt Asteroid          SPK-ID: 2046813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225931464462997 3.1897e-08  
a 2.306429431957834 7.5407e-09 au
q 1.793034047641988 7.5484e-08 au
i 7.529825519293823 3.8177e-06 deg
node 107.7190017016152 3.1707e-05 deg
peri 211.6961244547622 3.3298e-05 deg
M 107.8456019090146 1.1056e-05 deg
tp 2458817.226650732271
(2019-Nov-29.72665073)
3.8932e-05 TDB
period 1279.40688627052
3.50
6.2744e-06
1.718e-08
d
yr
n .281380383256653 1.3799e-09 deg/d
Q 2.81982481627368 9.2192e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1260  
   data-arc span      9301 days (25.46 yr)  
   first obs. used      1995-09-03  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52085  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:35  

Additional Information
 Earth MOID = .782575 au 
 Jupiter MOID = 2.49326 au 
 T_jup = 3.543 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.14   n/a MPCxxxxx  
diameter diameter 3.054 km 0.337 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46813 (1998 KQ64)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 KQ64 = 2001 FG157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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