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101176 (1998 SE7)
Classification: Main-belt Asteroid          SPK-ID: 2101176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1977277238304824 3.1676e-08  
a 2.374824522004782 8.5e-09 au
q 1.905255874771963 7.281e-08 au
i .4507602467867973 4.1427e-06 deg
node 201.4284314966317 0.00045151 deg
peri 61.20035075610017 0.00045166 deg
M 44.06022224521193 1.2513e-05 deg
tp 2458836.897514756369
(2019-Dec-19.39751476)
4.6007e-05 TDB
period 1336.736214355063
3.66
7.1767e-06
1.965e-08
d
yr
n .2693126707677997 1.4459e-09 deg/d
Q 2.844393169237601 1.0181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      840  
   data-arc span      9612 days (26.32 yr)  
   first obs. used      1994-07-08  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54566  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:02:00  

Additional Information
 Earth MOID = .889704 au 
 Jupiter MOID = 2.23082 au 
 T_jup = 3.515 
[ 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 16.2   n/a MPO432539  

101176 (1998 SE7)          Discovered 1998-Sep-20 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SE7 = 1994 NA3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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