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JPL Small-Body Database Browser
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146784 (2001 XE245)
Classification: Main-belt Asteroid          SPK-ID: 2146784
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07688008661900109 5.134e-08  
a 2.767084414912666 2.3562e-08 au
q 2.554350725412092 1.4057e-07 au
i 13.39293472854531 4.8377e-06 deg
node 246.0769283072808 2.2998e-05 deg
peri 38.75820207292621 4.2653e-05 deg
M 37.89557643672977 3.4886e-05 deg
tp 2458423.522499924699
(2018-Nov-01.02249992)
0.00016272 TDB
period 1681.249001014176
4.60
2.1474e-05
5.879e-08
d
yr
n .2141265212843773 2.735e-09 deg/d
Q 2.97981810441324 2.5374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      6578 days (18.01 yr)  
   first obs. used      2001-10-21  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55676  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:07:37  

Additional Information
 Earth MOID = 1.55073 au 
 Jupiter MOID = 2.12053 au 
 T_jup = 3.295 
[ 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 15.7   n/a MPO449801  

146784 (2001 XE245)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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