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305253 (2007 XM55)
Classification: Main-belt Asteroid          SPK-ID: 2305253
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05645204315109999 6.5119e-08  
a 2.794280536649733 3.583e-08 au
q 2.636537691218503 1.9615e-07 au
i 5.218464078719896 6.86e-06 deg
node 265.7604424665308 7.3951e-05 deg
peri 76.41860355079091 9.6914e-05 deg
M 354.6148865363627 6.2931e-05 deg
tp 2459026.020888666079
(2020-Jun-25.52088867)
0.00029826 TDB
period 1706.095884854923
4.67
3.2815e-05
8.984e-08
d
yr
n .2110080700596804 4.0585e-09 deg/d
Q 2.952023382080962 3.7853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      8219 days (22.50 yr)  
   first obs. used      1997-11-30  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56394  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:22:27  

Additional Information
 Earth MOID = 1.63396 au 
 Jupiter MOID = 2.28357 au 
 T_jup = 3.319 
[ 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 16.0   n/a MPO476359  

305253 (2007 XM55)          Discovered 2007-Dec-04 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 XM55 = 2006 SC272 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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