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JPL Small-Body Database Browser
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212905 (2007 XN4)
Classification: Main-belt Asteroid          SPK-ID: 2212905
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1799732857681755 6.744e-08  
a 3.083535540670537 4.2473e-08 au
q 2.528581517633113 2.2336e-07 au
i 1.660435116932882 1.0261e-05 deg
node 158.9241049419371 0.00023815 deg
peri 259.4461539270581 0.0002402 deg
M 47.81039203210781 3.1333e-05 deg
tp 2458337.841373701165
(2018-Aug-07.34137370)
0.00016933 TDB
period 1977.75214652244
5.41
4.0863e-05
1.119e-07
d
yr
n .1820248308833856 3.7609e-09 deg/d
Q 3.638489563707961 5.0117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6321 days (17.31 yr)  
   first obs. used      2001-09-18  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:02:13  

Additional Information
 Earth MOID = 1.54117 au 
 Jupiter MOID = 1.71102 au 
 T_jup = 3.201 
[ 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 MPO241405  

212905 (2007 XN4)          Discovered 2007-Dec-03 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 XN4 = 2001 SD332 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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