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201215 (2002 QL45)
Classification: Main-belt Asteroid          SPK-ID: 2201215
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2517630986890121 4.6986e-08  
a 3.077935155300419 2.1006e-08 au
q 2.30302466303814 1.4542e-07 au
i 1.286079634205042 5.113e-06 deg
node 69.58782778986681 0.00026547 deg
peri 261.2435099184274 0.0002657 deg
M 104.3368176365983 1.0623e-05 deg
tp 2458428.859867247685
(2018-Nov-06.35986725)
5.6431e-05 TDB
period 1972.366538028738
5.40
2.0192e-05
5.528e-08
d
yr
n .1825218553747106 1.8685e-09 deg/d
Q 3.852845647562698 2.6295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      6415 days (17.56 yr)  
   first obs. used      2002-07-23  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55419  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:06:55  

Additional Information
 Earth MOID = 1.29276 au 
 Jupiter MOID = 1.52288 au 
 T_jup = 3.179 
[ 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 15.7   n/a MPO454424  

201215 (2002 QL45)          Discovered 2002-Aug-31 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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