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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486798598616305 6.9271e-08  
a 2.718254832129036 2.0567e-08 au
q 2.314105084619891 1.8441e-07 au
i 27.10061101866345 7.4579e-06 deg
node 173.9788940174402 1.0092e-05 deg
peri 188.8297979233554 2.0332e-05 deg
M 176.6802285639698 2.1321e-05 deg
tp 2458197.123485539470
(2018-Mar-19.62348554)
9.084e-05 TDB
period 1636.943463094263
4.48
1.8578e-05
5.086e-08
d
yr
n .2199220731298216 2.4959e-09 deg/d
Q 3.122404579638181 2.3624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      8983 days (24.59 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:52:11  

Additional Information
 Earth MOID = 1.31229 au 
 Jupiter MOID = 2.33187 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 15.3   n/a MPO422318  
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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