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JPL Small-Body Database Browser
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312228 (2007 XG44)
Classification: Main-belt Asteroid          SPK-ID: 2312228
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1352987516404615 9.0099e-08  
a 2.376636470748245 3.1632e-08 au
q 2.055080523152815 1.9654e-07 au
i 1.788245829280972 7.2006e-06 deg
node 196.9306117059154 0.00015094 deg
peri 353.3240213230818 0.00015246 deg
M 302.6725063921531 1.7251e-05 deg
tp 2458813.609601340909
(2019-Nov-26.10960134)
6.425e-05 TDB
period 1338.266364958017
3.66
2.6717e-05
7.315e-08
d
yr
n .2690047433205075 5.3705e-09 deg/d
Q 2.698192418343675 3.5912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      4575 days (12.53 yr)  
   first obs. used      2005-03-13  
   last obs. used      2017-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:05:56  

Additional Information
 Earth MOID = 1.05565 au 
 Jupiter MOID = 2.25987 au 
 T_jup = 3.528 
[ 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 17.4   n/a MPO418615  

312228 (2007 XG44)          Discovered 2007-Dec-15 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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