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JPL Small-Body Database Browser
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226407 (2003 QU77)
Classification: Main-belt Asteroid          SPK-ID: 2226407
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2525132356531404 4.8927e-08  
a 3.165229289374296 2.9404e-08 au
q 2.365966999930302 1.5073e-07 au
i 5.714203915853431 6.7846e-06 deg
node 291.0843797174512 6.3393e-05 deg
peri 102.1760636615999 6.6594e-05 deg
M 266.8702160690671 1.7877e-05 deg
tp 2459132.598806951676
(2020-Oct-10.09880695)		 0.00010392 TDB
period 2056.866905700812
5.63		 2.8662e-05
7.847e-08		 d
yr
n .175023478185304 2.4389e-09 deg/d
Q 3.96449157881829 3.6829e-08 au
   Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7122 days (19.50 yr)  
   first obs. used      1998-12-17  
   last obs. used      2018-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57858  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:41  

Additional Information
 Earth MOID = 1.37989 au 
 Jupiter MOID = 1.56429 au 
 T_jup = 3.146 
[ 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 MPO454625  
diameter diameter 4.847 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226407 (2003 QU77)          Discovered 2003-Aug-24 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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