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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1473069087744325 3.7705e-08  
a 2.306842338200849 1.1538e-08 au
q 1.967028524330498 8.9499e-08 au
i 6.170964345078887 4.2218e-06 deg
node 324.6292695742675 4.3085e-05 deg
peri 2.570982231235601 4.5827e-05 deg
M 220.6702938866345 1.7062e-05 deg
tp 2459695.797935195973
(2022-Apr-26.29793520)
6.1964e-05 TDB
period 1279.750468471315
3.50
9.6011e-06
2.629e-08
d
yr
n .2813048393957819 2.1104e-09 deg/d
Q 2.6466561520712 1.3237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      7181 days (19.66 yr)  
   first obs. used      2001-08-22  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:18:27  

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 ]

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