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100980 (1998 QJ27)
Classification: Inner Main-belt Asteroid          SPK-ID: 2100980
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194817384345472 4.8879e-08  
a 1.932538738395703 6.8837e-09 au
q 1.701635650340078 9.4523e-08 au
i 17.86151149566297 5.1955e-06 deg
node 327.3462922969672 9.3926e-06 deg
peri 356.9481595101073 1.5916e-05 deg
M 54.53631570446866 1.4132e-05 deg
tp 2458851.846878370886
(2020-Jan-03.34687837)
3.8092e-05 TDB
period 981.2750108840972
2.69
5.2429e-06
1.435e-08
d
yr
n .3668696298254366 1.9602e-09 deg/d
Q 2.163441826451328 7.7061e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1283  
   data-arc span      8106 days (22.19 yr)  
   first obs. used      1998-08-20  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:07  

Additional Information
 Earth MOID = .69008 au 
 Jupiter MOID = 3.16323 au 
 T_jup = 3.844 
[ 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 15.6   n/a MPO436470  

100980 (1998 QJ27)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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