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212284 (2005 LX22)
Classification: Main-belt Asteroid          SPK-ID: 2212284
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04787490496837073 4.442e-08  
a 3.064219598131243 3.159e-08 au
q 2.917520376068491 1.5009e-07 au
i .2646866507324804 5.2045e-06 deg
node 69.60494444532465 0.0012249 deg
peri 204.7174213664434 0.0012268 deg
M 295.1191084264343 6.847e-05 deg
tp 2459353.595810081175
(2021-May-19.09581008)
0.00037433 TDB
period 1959.19767047426
5.36
3.0297e-05
8.295e-08
d
yr
n .1837486872434139 2.8415e-09 deg/d
Q 3.210918820193995 3.3103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      7209 days (19.74 yr)  
   first obs. used      2000-08-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61806  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:43:49  

Additional Information
 Earth MOID = 1.90117 au 
 Jupiter MOID = 1.83509 au 
 T_jup = 3.231 
[ 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 16.2   n/a MPO427249  

212284 (2005 LX22)          Discovered 2005-Jun-08 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 LX22 = 2004 HE40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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