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13759 (1998 SK123)
Classification: Outer Main-belt Asteroid          SPK-ID: 2013759
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927454122566079 5.877e-08  
a 3.221958416449123 2.0978e-08 au
q 2.600940713196989 1.9566e-07 au
i 1.966700097652481 6.3347e-06 deg
node 15.01543181819185 0.00012333 deg
peri 3.624766753416592 0.00012387 deg
M 276.9514370626187 1.3121e-05 deg
tp 2459487.812940851779
(2021-Sep-30.31294085)
8.0003e-05 TDB
period 2112.410528270269
5.78
2.0631e-05
5.648e-08
d
yr
n .1704214191238591 1.6644e-09 deg/d
Q 3.842976119701256 2.5021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1085  
   data-arc span      14116 days (38.65 yr)  
   first obs. used      1981-10-23  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:38:59  

Additional Information
 Earth MOID = 1.6031 au 
 Jupiter MOID = 1.62224 au 
 T_jup = 3.158 
[ 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 13.8   n/a MPO435831  
diameter diameter 11.789 km 0.623 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.042   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

13759 (1998 SK123)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SK123 = 1981 UC15 = 1992 SS8 = 1996 HE8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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