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344387 (2001 XN248)
Classification: Main-belt Asteroid          SPK-ID: 2344387
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675372932814668 6.2506e-08  
a 2.409093427816148 1.7788e-08 au
q 2.00548043565766 1.5657e-07 au
i .7152847531831856 8.9388e-06 deg
node 282.2515043346577 0.00057334 deg
peri 128.2571773848177 0.00057478 deg
M 13.84761978183955 3.626e-05 deg
tp 2458947.964663199144
(2020-Apr-08.46466320)
0.0001374 TDB
period 1365.774158033383
3.74
1.5127e-05
4.142e-08
d
yr
n .2635867708306724 2.9194e-09 deg/d
Q 2.812706419974637 2.0768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6494 days (17.78 yr)  
   first obs. used      2001-12-14  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:03:09  

Additional Information
 Earth MOID = 1.01613 au 
 Jupiter MOID = 2.55022 au 
 T_jup = 3.501 
[ 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 18.0   n/a MPO494802  

344387 (2001 XN248)          Discovered 2001-Dec-14 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2001 XN248 = 2008 TD85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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