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JPL Small-Body Database Browser
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52875 (1998 SB43)
Classification: Main-belt Asteroid          SPK-ID: 2052875
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110402916743263 3.1412e-08  
a 2.241278058250599 8.0361e-09 au
q 1.992405888939185 7.0634e-08 au
i 4.235746827580495 4.6421e-06 deg
node 189.094707821235 4.669e-05 deg
peri 257.6728424480473 5.2415e-05 deg
M 101.4445888136292 2.3012e-05 deg
tp 2458655.142874055759
(2019-Jun-20.64287406)
7.7722e-05 TDB
period 1225.581046696728
3.36
6.5915e-06
1.805e-08
d
yr
n .293738223979799 1.5798e-09 deg/d
Q 2.490150227562014 8.9284e-09 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      7896 days (21.62 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53761  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:28:20  

Additional Information
 Earth MOID = 1.01369 au 
 Jupiter MOID = 2.68176 au 
 T_jup = 3.623 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457357.5 (2015-Dec-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102314385307434 3.132e-08  
q 1.99447743242514 7.0352e-08 au
tp 2457429.741891735404
(2016-Feb-11.24189174)
7.669e-05 TDB
node 189.1072571595504 4.669e-05 deg
peri 257.850393742835 5.2513e-05 deg
i 4.234751096542213 4.6423e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      7896 days (21.62 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53761  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:28:20  

Additional Information
 Jupiter MOID = 2.68176 au 
 T_jup = 3.623 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.80936335253248E-16 -2.192058817120937E-15 -5.012813505238954E-13 6.181778503755098E-15 -1.644313332504697E-13 -1.683990644866985E-15
q -2.192058817120937E-15 4.949458000474666E-15 1.252551177925327E-12 -1.480403117415964E-14 4.061691033205804E-13 3.916575369905953E-15
tp -5.012813505238954E-13 1.252551177925327E-12 5.881347095316017E-9 -2.046774869581818E-11 1.851153551522955E-9 1.953090844853341E-12
node 6.181778503755098E-15 -1.480403117415964E-14 -2.046774869581818E-11 2.179952038383456E-9 -2.179682591789477E-9 1.736271160862934E-11
peri -1.644313332504697E-13 4.061691033205804E-13 1.851153551522955E-9 -2.179682591789477E-9 2.757633214965358E-9 -1.668914480062423E-11
i -1.683990644866985E-15 3.916575369905953E-15 1.953090844853341E-12 1.736271160862934E-11 -1.668914480062423E-11 2.155070434586285E-11

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 16.1   n/a MPO459212  
diameter diameter 2.168 km 0.483 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52875 (1998 SB43)          Discovered 1998-Sep-20 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SB43 = 2000 GN39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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