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152270 (2005 SC209)
Classification: Main-belt Asteroid          SPK-ID: 2152270
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610256174468241 6.3823e-08  
a 3.155558289829762 2.8185e-08 au
q 2.64743256782048 2.1093e-07 au
i 8.301587226618137 5.0634e-06 deg
node 141.8384355114354 4.3695e-05 deg
peri 238.9637401214945 4.62e-05 deg
M 257.4324752116775 1.9115e-05 deg
tp 2459783.837789393880
(2022-Jul-23.33778939)
0.00011435 TDB
period 2047.447324240253
5.61
2.7432e-05
7.51e-08
d
yr
n .1758286993457013 2.3557e-09 deg/d
Q 3.663684011839044 3.2724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5615  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:25  

Additional Information
 Earth MOID = 1.65997 au 
 Jupiter MOID = 1.85115 au 
 T_jup = 3.170 
[ 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 15.17   n/a E2021B55  
diameter diameter 5.046 km 0.509 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

152270 (2005 SC209)          Discovered 2005-Sep-30 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2005 SC209 = 1999 RN77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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