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357745 (2005 SJ50)
Classification: Main-belt Asteroid          SPK-ID: 2357745
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201419753341414 1.4494e-07  
a 3.100635300119389 3.8147e-08 au
q 2.476106102767661 4.4065e-07 au
i 12.13402359223878 1.1964e-05 deg
node 21.98375956971657 3.2241e-05 deg
peri 327.2995768145441 4.0125e-05 deg
M 268.5819847843225 3.0851e-05 deg
tp 2459506.911716124972
(2021-Oct-19.41171612)
0.00017639 TDB
period 1994.226382785497
5.46
3.6803e-05
1.008e-07
d
yr
n .1805211299517354 3.3315e-09 deg/d
Q 3.725164497471118 4.5831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      5421 days (14.84 yr)  
   first obs. used      2003-04-08  
   last obs. used      2018-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69094  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:20:34  

Additional Information
 Earth MOID = 1.48088 au 
 Jupiter MOID = 1.76103 au 
 T_jup = 3.157 
[ 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 15.7   n/a MPO437510  
diameter diameter 2.765 km 0.645 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.121   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

357745 (2005 SJ50)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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