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226237 (2002 XQ14)
Classification: Mars-crossing Asteroid          SPK-ID: 2226237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3188063467123 1.1451e-07  
a 2.331094097707914 2.0029e-08 au
q 1.587926504575048 2.7327e-07 au
i 9.430782680618409 7.33e-06 deg
node 312.5122148079342 4.0325e-05 deg
peri 49.02202211158611 4.1856e-05 deg
M 14.61389867418962 8.0951e-06 deg
tp 2458947.728222210163
(2020-Apr-08.22822221)
2.8932e-05 TDB
period 1299.984379794183
3.56
1.6755e-05
4.587e-08
d
yr
n .2769264043441784 3.5691e-09 deg/d
Q 3.074261690840779 2.6415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      9693 days (26.54 yr)  
   first obs. used      1991-09-04  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53571  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:14:50  

Additional Information
 Earth MOID = .602443 au 
 Jupiter MOID = 2.44325 au 
 T_jup = 3.484 
[ 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 16.6   n/a MPO385978  

226237 (2002 XQ14)          Discovered 2002-Dec-05 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 XQ14 = 1991 RD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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