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101332 (1998 SB168)
Classification: Main-belt Asteroid          SPK-ID: 2101332
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318927395789995 3.3026e-08  
a 2.36291266632517 9.8144e-09 au
q 2.051261641377625 7.7179e-08 au
i 7.260440814217097 3.6132e-06 deg
node 311.6602370525456 3.5017e-05 deg
peri .7594906966022775 3.9143e-05 deg
M 85.88457345034898 1.8325e-05 deg
tp 2458883.993528260426
(2020-Feb-04.49352826)
6.7099e-05 TDB
period 1326.691456319782
3.63
8.2657e-06
2.263e-08
d
yr
n .2713517135315197 1.6906e-09 deg/d
Q 2.674563691272715 1.1109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      920  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-09-19  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:17  

Additional Information
 Earth MOID = 1.03509 au 
 Jupiter MOID = 2.57777 au 
 T_jup = 3.527 
[ 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 15.84   n/a E2021B55  
diameter diameter 2.242 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.222   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101332 (1998 SB168)          Discovered 1998-Sep-19 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SB168 = 2002 XH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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