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100346 (1995 SA68)
Classification: Main-belt Asteroid          SPK-ID: 2100346
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488807151498617 6.9279e-08  
a 2.717790351068053 2.0526e-08 au
q 2.313163779973647 1.8441e-07 au
i 27.10319710779308 7.4584e-06 deg
node 173.980846704733 1.0056e-05 deg
peri 188.834319483263 2.027e-05 deg
M 220.6687082374134 2.1641e-05 deg
tp 2459833.886085400614
(2022-Sep-11.38608540)
0.00010359 TDB
period 1636.523912609335
4.48
1.8539e-05
5.076e-08
d
yr
n .2199784538595605 2.492e-09 deg/d
Q 3.122416922162458 2.3582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      9012 days (24.67 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:42  

Additional Information
 Earth MOID = 1.3097 au 
 Jupiter MOID = 2.3328 au 
 T_jup = 3.187 
[ 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 15.38   n/a E2021B55  
diameter diameter 3.187 km 0.715 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100346 (1995 SA68)          Discovered 1995-Sep-18 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 SA68 = 2003 HT22 = 2004 RD111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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