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190859 (2001 SE278)
Classification: Main-belt Asteroid          SPK-ID: 2190859
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473069105305087 3.975e-08  
a 2.306842338960484 1.2497e-08 au
q 1.967028520927242 9.2909e-08 au
i 6.170966317902152 4.5382e-06 deg
node 324.6292586366262 4.4108e-05 deg
peri 2.570992254324155 4.684e-05 deg
M 220.6702942671325 1.707e-05 deg
tp 2459695.797934088004
(2022-Apr-26.29793409)
6.1971e-05 TDB
period 1279.750469103441
3.50
1.0399e-05
2.847e-08
d
yr
n .281304839256833 2.2858e-09 deg/d
Q 2.646656156993725 1.4337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      7113 days (19.47 yr)  
   first obs. used      2001-08-22  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53749  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:24  

Additional Information
 Earth MOID = .95348 au 
 Jupiter MOID = 2.67243 au 
 T_jup = 3.565 
[ 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 16.02   n/a E2021B55  

190859 (2001 SE278)          Discovered 2001-Sep-21 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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