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135838 (2002 SG19)
Classification: Main-belt Asteroid          SPK-ID: 2135838
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06233728985273834 4.9553e-08  
a 2.712368037407444 1.5481e-08 au
q 2.543286364872273 1.309e-07 au
i 5.730485603928816 5.3315e-06 deg
node 41.32394876535989 4.1909e-05 deg
peri 286.2641139875648 5.7979e-05 deg
M 58.81231318005432 3.9219e-05 deg
tp 2458933.944827561266
(2020-Mar-25.44482756)
0.00017786 TDB
period 1631.628767672555
4.47
1.3969e-05
3.825e-08
d
yr
n .2206384240905018 1.889e-09 deg/d
Q 2.881449709942615 1.6446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      697  
   data-arc span      6703 days (18.35 yr)  
   first obs. used      2002-09-06  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57284  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:49  

Additional Information
 Earth MOID = 1.53764 au 
 Jupiter MOID = 2.32221 au 
 T_jup = 3.352 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.60   n/a E2021B55  
diameter diameter 4.536 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135838 (2002 SG19)          Discovered 2002-Sep-27 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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