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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319625240712835 3.7277e-08  
a 2.362802987422827 1.0571e-08 au
q 2.051001541319342 8.8862e-08 au
i 7.260415800575167 4.2712e-06 deg
node 311.6601498362784 3.5595e-05 deg
peri .7181370081145073 3.9632e-05 deg
M 31.64250366451731 1.8282e-05 deg
tp 2458883.897454316784
(2020-Feb-04.39745432)
6.7205e-05 TDB
period 1326.599086185112
3.63
8.903e-06
2.438e-08
d
yr
n .271370607555029 1.8212e-09 deg/d
Q 2.674604433526313 1.1966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:11  

Additional Information
 Earth MOID = 1.03682 au 
 Jupiter MOID = 2.57816 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 15.8   n/a MPO436473  
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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