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JPL Small-Body Database Browser
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146770 (2001 XN217)
Classification: Main-belt Asteroid          SPK-ID: 2146770
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1660800377058498 4.522e-08  
a 2.814325946796338 1.8668e-08 au
q 2.346922587435851 1.3571e-07 au
i 10.56427300655656 4.6377e-06 deg
node 104.4807910618543 2.803e-05 deg
peri 305.6735477893008 3.2357e-05 deg
M 283.199758708425 1.5885e-05 deg
tp 2458968.391795571765
(2020-Apr-28.89179557)
7.7228e-05 TDB
period 1724.487373718243
4.72
1.7158e-05
4.698e-08
d
yr
n .2087576896685466 2.0771e-09 deg/d
Q 3.281729306156825 2.1768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      7033 days (19.26 yr)  
   first obs. used      2000-08-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60657  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:01:22  

Additional Information
 Earth MOID = 1.37596 au 
 Jupiter MOID = 2.11251 au 
 T_jup = 3.275 
[ 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 15.5   n/a MPO453933  

146770 (2001 XN217)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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