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100453 (1996 SA4)
Classification: Main-belt Asteroid          SPK-ID: 2100453
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190796500566645 5.6029e-08  
a 2.273919357891757 7.1777e-09 au
q 1.840063501835257 1.3057e-07 au
i 7.577058971178092 5.3516e-06 deg
node 347.8625686737692 2.0947e-05 deg
peri 357.8767728648039 2.2728e-05 deg
M 79.49276776911951 7.3343e-06 deg
tp 2459119.942059233725
(2020-Sep-27.44205923)
2.5517e-05 TDB
period 1252.451782343592
3.43
5.9301e-06
1.624e-08
d
yr
n .2874362151701895 1.361e-09 deg/d
Q 2.707775213948257 8.5472e-09 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      16684 days (45.68 yr)  
   first obs. used      1975-05-06  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47236  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:14  

Additional Information
 Earth MOID = .832153 au 
 Jupiter MOID = 2.70448 au 
 T_jup = 3.575 
[ 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 16.23   n/a E2021B55  
diameter diameter 1.492 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.380   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100453 (1996 SA4)          Discovered 1996-Sep-18 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1996 SA4 = 2000 XS27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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