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15428 (1998 SV128)
Classification: Main-belt Asteroid          SPK-ID: 2015428
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .008244992987583506 4.6222e-08  
a 3.171655602265808 1.981e-08 au
q 3.145505324066097 1.4364e-07 au
i 9.133210958026622 4.167e-06 deg
node 34.35611626116436 3.0899e-05 deg
peri 271.2053771248582 0.0002658 deg
M 12.79518364813766 0.00026217 deg
tp 2458927.171722394988
(2020-Mar-18.67172239)
0.0015026 TDB
period 2063.134118567064
5.65
1.9329e-05
5.292e-08
d
yr
n .1744918067905521 1.6348e-09 deg/d
Q 3.197805880465519 1.9973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1553  
   data-arc span      25788 days (70.60 yr)  
   first obs. used      1950-03-17  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50679  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:33:44  

Additional Information
 Earth MOID = 2.14709 au 
 Jupiter MOID = 1.79295 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457078.5 (2015-Feb-25.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01105031472621571 4.7008e-08  
q 3.136470899650756 1.4865e-07 au
tp 2456973.979765140198
(2014-Nov-12.47976514)
0.0010794 TDB
node 34.54446987360071 3.0771e-05 deg
peri 290.3777023580596 0.00019197 deg
i 9.156273982930646 4.1746e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1553  
   data-arc span      25788 days (70.60 yr)  
   first obs. used      1950-03-17  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50679  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:33:44  

Additional Information
 Jupiter MOID = 1.79295 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.209723294687315E-15 -6.929475464841327E-15 2.171600106678739E-12 -6.703210360261475E-15 3.658279608371602E-13 -2.797037804063715E-15
q -6.929475464841327E-15 2.209778889057651E-14 -1.351144591410573E-11 2.084905532718117E-14 -2.320850249948085E-12 9.62324104688363E-15
tp 2.171600106678739E-12 -1.351144591410573E-11 1.165143777686774E-6 -1.646755431300906E-11 2.045818251245598E-7 -6.005756724707207E-12
node -6.703210360261475E-15 2.084905532718117E-14 -1.646755431300906E-11 9.46851995926715E-10 -9.371611384818109E-10 -4.026005036256813E-11
peri 3.658279608371602E-13 -2.320850249948085E-12 2.045818251245598E-7 -9.371611384818109E-10 3.685305156858873E-8 3.874171151570882E-11
i -2.797037804063715E-15 9.62324104688363E-15 -6.005756724707207E-12 -4.026005036256813E-11 3.874171151570882E-11 1.742744690804497E-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 13.2   n/a MPO395153  
diameter diameter 16.269 km 1.774 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.046   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15428 (1998 SV128)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SV128 = 1999 XN196 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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