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308442 (2005 SA190)
Classification: Main-belt Asteroid          SPK-ID: 2308442
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0840286176656365 8.853e-08  
a 3.145383485840307 5.0906e-08 au
q 2.881081259496825 2.8231e-07 au
i 16.19082838469219 8.8152e-06 deg
node 9.715634613102935 2.7188e-05 deg
peri 9.206083436701833 5.7881e-05 deg
M 224.8043006586045 5.0857e-05 deg
tp 2459765.689859810613
(2022-Jul-05.18985981)
0.00029552 TDB
period 2037.552606138821
5.58
4.9464e-05
1.354e-07
d
yr
n .1766825548039238 4.2892e-09 deg/d
Q 3.409685712183789 5.5183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      4955 days (13.57 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60494  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:25:53  

Additional Information
 Earth MOID = 1.88328 au 
 Jupiter MOID = 2.05896 au 
 T_jup = 3.142 
[ 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 16.0   n/a MPO433984  
diameter diameter 4.177 km 1.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308442 (2005 SA190)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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