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441511 (2008 SZ139)
Classification: Main-belt Asteroid          SPK-ID: 2441511
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2253235711304049 6.4453e-08  
a 2.348050649540274 2.2585e-08 au
q 1.818979491990793 1.4376e-07 au
i 4.302766028675788 6.3457e-06 deg
node 325.0720593257345 6.3712e-05 deg
peri 339.8569129892728 6.588e-05 deg
M 127.563132814336 1.5838e-05 deg
tp 2458534.825674912271
(2019-Feb-20.32567491)
5.3829e-05 TDB
period 1314.194417564054
3.60
1.8961e-05
5.191e-08
d
yr
n .2739320721414139 3.9523e-09 deg/d
Q 2.877121807089756 2.7674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      4165 days (11.40 yr)  
   first obs. used      2008-08-24  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:36:39  

Additional Information
 Earth MOID = .80469 au 
 Jupiter MOID = 2.37919 au 
 T_jup = 3.521 
[ 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 17.3   n/a MPO450444  

441511 (2008 SZ139)          Discovered 2008-Aug-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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