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30507 (2000 SK8)
Classification: Main-belt Asteroid          SPK-ID: 2030507
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06311998208013922 1.3864e-08  
a 3.009844177861433 1.4813e-08 au
q 2.819862867290808 4.5762e-08 au
i 10.61411919439172 3.6792e-07 deg
node 54.66244980667839 1.7148e-06 deg
peri 53.30779467155912 1.5526e-05 deg
M 203.6540733273463 1.7555e-05 deg
tp 2460028.820701821458
(2023-Mar-25.32070182)
9.4879e-05 TDB
period 1907.279959266646
5.22
1.408e-05
3.855e-08
d
yr
n .1887504759072816 1.3934e-09 deg/d
Q 3.199825488432058 1.5748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2174  
   data-arc span      16351 days (44.77 yr)  
   first obs. used      1975-12-02  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:36:35  

Additional Information
 Earth MOID = 1.8511 au 
 Jupiter MOID = 1.96526 au 
 T_jup = 3.221 
[ 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 12.76   n/a E2021B10  
diameter diameter 9.935 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.149   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30507 (2000 SK8)          Discovered 2000-Sep-19 by JPL/GEODSS NEAT at Haleakala
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SK8 = 1975 XR3 = 1998 HC136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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