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JPL Small-Body Database Browser
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469417 (2001 XN227)
Classification: Main-belt Asteroid          SPK-ID: 2469417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2512693079997425 7.717e-08  
a 2.476943499076076 3.9047e-08 au
q 1.85456362010877 2.0315e-07 au
i 5.265375745133187 1.2645e-05 deg
node 73.18300365329792 0.00013693 deg
peri 314.3126030263313 0.00015253 deg
M 193.0896238372176 7.3039e-05 deg
tp 2459260.666393295579
(2021-Feb-15.16639330)
0.00030326 TDB
period 1423.877334951461
3.90
3.367e-05
9.218e-08
d
yr
n .2528307679061919 5.9786e-09 deg/d
Q 3.099323378043382 4.8859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      7872 days (21.55 yr)  
   first obs. used      1997-11-06  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62863  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:27  

Additional Information
 Earth MOID = .863488 au 
 Jupiter MOID = 2.35297 au 
 T_jup = 3.431 
[ 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 17.3   n/a MPO170041  

469417 (2001 XN227)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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