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JPL Small-Body Database Browser
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226703 (2004 NJ9)
Classification: Main-belt Asteroid          SPK-ID: 2226703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1732802704158587 5.2201e-08  
a 2.57415258632058 2.366e-08 au
q 2.128102730071268 1.309e-07 au
i 1.414853838759938 6.4474e-06 deg
node 234.3520423764343 0.00020856 deg
peri 78.34226646828441 0.00020975 deg
M 195.4232681653783 2.4554e-05 deg
tp 2459290.129435172909
(2021-Mar-16.62943517)
0.00010566 TDB
period 1508.515777988125
4.13
2.0798e-05
5.694e-08
d
yr
n .2386451671590232 3.2902e-09 deg/d
Q 3.020202442569893 2.776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2000-08-21  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:19:31  

Additional Information
 Earth MOID = 1.11371 au 
 Jupiter MOID = 2.25084 au 
 T_jup = 3.406 
[ 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 16.4   n/a MPO433485  
diameter diameter 3.473 km 0.983 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226703 (2004 NJ9)          Discovered 2004-Jul-09 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 NJ9 = 2000 QS250 = 2003 FA127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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