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109378 (2001 QN163)
Classification: Main-belt Asteroid          SPK-ID: 2109378
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065924183470845 3.9355e-08  
a 2.617211182135442 9.5129e-09 au
q 2.076515194693049 1.0163e-07 au
i 14.3176680703472 4.6412e-06 deg
node 180.9174194758223 1.4312e-05 deg
peri 161.5992691720429 1.7384e-05 deg
M 159.6734062140059 1.0586e-05 deg
tp 2458314.559150772326
(2018-Jul-15.05915077)		 4.3962e-05 TDB
period 1546.52369218577
4.23		 8.4318e-06
2.309e-08		 d
yr
n .2327801389781466 1.2691e-09 deg/d
Q 3.157907169577836 1.1478e-08 au
   Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      7300 days (19.99 yr)  
   first obs. used      2000-04-27  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:03:58  

Additional Information
 Earth MOID = 1.07441 au 
 Jupiter MOID = 2.30282 au 
 T_jup = 3.333 
[ 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 15.2   n/a MPO453553  

109378 (2001 QN163)          Discovered 2001-Aug-31 by Yeung, W. K. Y. at Desert Eagle
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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