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249282 (2008 SR283)
Classification: Main-belt Asteroid          SPK-ID: 2249282
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08967881278251272 6.2798e-08  
a 2.887319186373799 2.9834e-08 au
q 2.628387829615626 1.8516e-07 au
i 16.49008112615883 5.6969e-06 deg
node 278.08443340 2.0875e-05 deg
peri 140.943082090743 6.1835e-05 deg
M 95.83516911719116 5.3874e-05 deg
tp 2458523.450950541075
(2019-Feb-08.95095054)
0.00026726 TDB
period 1792.010797155325
4.91
2.7775e-05
7.604e-08
d
yr
n .2008916467308519 3.1137e-09 deg/d
Q 3.146250543131972 3.251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      7407 days (20.28 yr)  
   first obs. used      2000-01-07  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:42:45  

Additional Information
 Earth MOID = 1.66103 au 
 Jupiter MOID = 2.13279 au 
 T_jup = 3.225 
[ 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 15.8   n/a MPO503175  
diameter diameter 5.346 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249282 (2008 SR283)          Discovered 2008-Sep-23 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2008 SR283 = 2000 AT164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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