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447691 (2007 CH28)
Classification: Main-belt Asteroid          SPK-ID: 2447691
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07021641436817722 6.658e-08  
a 2.205368399781034 1.4259e-08 au
q 2.050515338387525 1.4996e-07 au
i 1.921022565565558 7.4406e-06 deg
node 313.2358700713829 0.00018122 deg
peri 240.1205855526749 0.00018815 deg
M 337.1628292420349 4.9813e-05 deg
tp 2459076.385700312604
(2020-Aug-14.88570031)
0.00016575 TDB
period 1196.245034118736
3.28
1.1601e-05
3.176e-08
d
yr
n .3009416881426881 2.9186e-09 deg/d
Q 2.360221461174543 1.526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      9463 days (25.91 yr)  
   first obs. used      1994-03-09  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51977  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:10:33  

Additional Information
 Earth MOID = 1.05028 au 
 Jupiter MOID = 2.6005 au 
 T_jup = 3.658 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a MPO456121  

447691 (2007 CH28)          Discovered 2007-Feb-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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