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441509 (2008 SO136)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460830229653801 7.5256e-08  
a 3.968707698839332 8.4817e-08 au
q 3.388946880926905 3.1438e-07 au
i 7.701097085700183 1.313e-05 deg
node 333.2996193425815 6.3764e-05 deg
peri 92.74282768475604 8.1487e-05 deg
M 132.2512307722674 4.9474e-05 deg
tp 2457939.612532560730
(2017-Jul-05.11253256)
0.00038695 TDB
period 2887.833149438064
7.91
9.2576e-05
2.535e-07
d
yr
n .1246609417410599 3.9963e-09 deg/d
Q 4.548468516751759 9.7207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      9205 days (25.20 yr)  
   first obs. used      1995-02-06  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:53:02  

Additional Information
 Earth MOID = 2.41522 au 
 Jupiter MOID = .919471 au 
 T_jup = 3.023 
[ 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 MPO434638  
diameter diameter 4.773 km 0.480 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.059   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

441509 (2008 SO136)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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