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46550 (1989 SZ13)
Classification: Main-belt Asteroid          SPK-ID: 2046550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09077800915590351 4.8928e-08  
a 2.715778535627281 1.854e-08 au
q 2.469245566854702 1.329e-07 au
i 11.77539495220788 5.7565e-06 deg
node 306.5642582201153 2.2124e-05 deg
peri 62.11344923794206 3.7209e-05 deg
M 230.7834353229957 3.0284e-05 deg
tp 2459187.253439635294
(2020-Dec-03.75343964)
0.00014036 TDB
period 1634.707119762156
4.48
1.674e-05
4.583e-08
d
yr
n .2202229351349365 2.2552e-09 deg/d
Q 2.962311504399861 2.0224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      10810 days (29.60 yr)  
   first obs. used      1989-09-26  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60248  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:33:48  

Additional Information
 Earth MOID = 1.4894 au 
 Jupiter MOID = 2.47999 au 
 T_jup = 3.325 
[ 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 14.7   n/a MPO436107  
diameter diameter 3.590 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.137   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

46550 (1989 SZ13)          Discovered 1989-Sep-26 by Baur, J. M., Birkle, K. at Calar Alto
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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