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JPL Small-Body Database Browser
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212911 (2007 XG22)
Classification: Main-belt Asteroid          SPK-ID: 2212911
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2737020442835814 4.7515e-08  
a 3.060485047369272 2.5967e-08 au
q 2.222824033404969 1.4327e-07 au
i 1.051738498796746 7.3088e-06 deg
node 348.4708585801673 0.0002953 deg
peri 64.89177272073596 0.00029596 deg
M 59.9769705776116 1.5378e-05 deg
tp 2458274.688923367213
(2018-Jun-05.18892337)
8.1546e-05 TDB
period 1955.617071989734
5.35
2.4889e-05
6.814e-08
d
yr
n .1840851182761048 2.3428e-09 deg/d
Q 3.898146061333576 3.3074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      8179 days (22.39 yr)  
   first obs. used      1996-10-19  
   last obs. used      2019-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:02:34  

Additional Information
 Earth MOID = 1.23394 au 
 Jupiter MOID = 1.49019 au 
 T_jup = 3.175 
[ 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 MPO338564  

212911 (2007 XG22)          Discovered 2007-Dec-10 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 XG22 = 2001 ST334 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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