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JPL Small-Body Database Browser
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379497 (2010 FN21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2379497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02538298767170905 6.3265e-08  
a 3.556253580658647 8.2851e-08 au
q 3.465985239863317 1.9124e-07 au
i 10.40265403481809 8.4259e-06 deg
node 160.463271122061 3.2868e-05 deg
peri 76.67420041147503 0.00017891 deg
M 135.3219338135847 0.00017662 deg
tp 2458079.725670351462
(2017-Nov-22.22567035)
0.0012065 TDB
period 2449.556766829155
6.71
8.5602e-05
2.344e-07
d
yr
n .1469653632342656 5.1358e-09 deg/d
Q 3.646521921453977 8.4954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6046 days (16.55 yr)  
   first obs. used      2003-03-07  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:33:35  

Additional Information
 Earth MOID = 2.47649 au 
 Jupiter MOID = 1.36488 au 
 T_jup = 3.089 
[ 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 15.3   n/a MPO494948  
diameter diameter 4.815 km 1.490 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379497 (2010 FN21)          Discovered 2010-Mar-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2010 FN21 = 2003 EY33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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