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245950 (2006 SD26)
Classification: Main-belt Asteroid          SPK-ID: 2245950
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1495207851236355 6.9071e-08  
a 2.750217845371354 3.1122e-08 au
q 2.339003113870396 1.9928e-07 au
i 5.894876432872701 5.2429e-06 deg
node 260.5252748702676 7.2226e-05 deg
peri 92.90412366285769 7.4741e-05 deg
M 7.328291467683183 1.9051e-05 deg
tp 2458966.588320120966
(2020-Apr-27.08832012)
8.7955e-05 TDB
period 1665.90054588969
4.56
2.8278e-05
7.742e-08
d
yr
n .2160993349142211 3.6682e-09 deg/d
Q 3.161432576872313 3.5776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      5610 days (15.36 yr)  
   first obs. used      2002-12-06  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54264  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:41:44  

Additional Information
 Earth MOID = 1.34311 au 
 Jupiter MOID = 2.3158 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456533.5 (2013-Aug-29.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526360302488831 6.9066e-08  
q 2.329239473543117 1.9983e-07 au
tp 2457301.331051563160
(2015-Oct-05.83105156)
7.9754e-05 TDB
node 260.5947036745333 7.2354e-05 deg
peri 93.1960259835238 7.4728e-05 deg
i 5.890824655747582 5.2409e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      280  
   data-arc span      5610 days (15.36 yr)  
   first obs. used      2002-12-06  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54264  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:41:44  

Additional Information
 Jupiter MOID = 2.3158 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.770181254393512E-15 -1.369158391314063E-14 -5.173040810802929E-13 1.102119334953935E-14 -1.084193102725242E-13 -1.119298744625803E-14
q -1.369158391314063E-14 3.99307340390227E-14 1.506833071394629E-12 -2.435726929722992E-14 2.342794746640306E-13 3.302480451197657E-14
tp -5.173040810802929E-13 1.506833071394629E-12 6.360674225413718E-9 1.858401732009664E-12 1.544525000392544E-9 5.360086023936857E-13
node 1.102119334953935E-14 -2.435726929722992E-14 1.858401732009664E-12 5.235155322515736E-9 -5.207630570356541E-9 3.180684734579515E-12
peri -1.084193102725242E-13 2.342794746640306E-13 1.544525000392544E-9 -5.207630570356541E-9 5.584336051283525E-9 -3.158255994046414E-12
i -1.119298744625803E-14 3.302480451197657E-14 5.360086023936857E-13 3.180684734579515E-12 -3.158255994046414E-12 2.746722328398772E-11

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 16.4   n/a MPO450099  
diameter diameter 3.536 km 0.876 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245950 (2006 SD26)          Discovered 2006-Sep-16 by CSS at Catalina
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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