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JPL Small-Body Database Browser
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452371 (2001 XR251)
Classification: Main-belt Asteroid          SPK-ID: 2452371
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2111330925971629 7.4945e-08  
a 2.299029497230634 1.8013e-08 au
q 1.81362828950823 1.7489e-07 au
i 3.204858383100195 7.2436e-06 deg
node 246.3893270110682 0.00015942 deg
peri 189.3977092055252 0.00016119 deg
M 2.342285376350301 2.4952e-05 deg
tp 2458592.215762365014
(2019-Apr-18.71576237)		 8.822e-05 TDB
period 1273.254565266475
3.49		 1.4964e-05
4.097e-08		 d
yr
n .282740003311637 3.323e-09 deg/d
Q 2.784430704953039 2.1817e-08 au
   Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      6140 days (16.81 yr)  
   first obs. used      2001-12-14  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:04:10  

Additional Information
 Earth MOID = .828729 au 
 Jupiter MOID = 2.48425 au 
 T_jup = 3.561 
[ 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 17.8   n/a MPO456153  

452371 (2001 XR251)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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