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118276 (1998 QM33)
Classification: Main-belt Asteroid          SPK-ID: 2118276
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220539998747374 5.3926e-08  
a 2.242569765737012 8.66e-09 au
q 1.747993432410472 1.1984e-07 au
i 2.99694772654647 4.7927e-06 deg
node 210.4894258304657 7.2503e-05 deg
peri 142.1186555884718 7.3129e-05 deg
M 162.0587305215677 1.1709e-05 deg
tp 2458448.311569873530
(2018-Nov-25.81156987)
3.82e-05 TDB
period 1226.640701218336
3.36
7.1052e-06
1.945e-08
d
yr
n .2934844731977647 1.7e-09 deg/d
Q 2.737146099063551 1.057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      9454 days (25.88 yr)  
   first obs. used      1994-05-05  
   last obs. used      2020-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:12:39  

Additional Information
 Earth MOID = .743989 au 
 Jupiter MOID = 2.70749 au 
 T_jup = 3.599 
[ 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 16.6   n/a MPO449690  

118276 (1998 QM33)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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