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187794 (1999 CM28)
Classification: Main-belt Asteroid          SPK-ID: 2187794
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .184639372770975 4.0325e-08  
a 2.591684224902239 1.195e-08 au
q 2.11315727519586 1.0385e-07 au
i 4.358591938426051 4.5303e-06 deg
node 66.71194445464018 6.0629e-05 deg
peri 78.10581843445013 6.3373e-05 deg
M 79.73239288783101 1.5793e-05 deg
tp 2458862.976627276635
(2020-Jan-14.47662728)		 6.6868e-05 TDB
period 1523.952935306376
4.17		 1.054e-05
2.886e-08		 d
yr
n .2362277677083416 1.6339e-09 deg/d
Q 3.070211174608619 1.4157e-08 au
   Orbit Determination Parameters
   # obs. used (total)      835  
   data-arc span      7771 days (21.28 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49815  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:51  

Additional Information
 Earth MOID = 1.13045 au 
 Jupiter MOID = 1.95476 au 
 T_jup = 3.391 
[ 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 16.02   n/a E2021B55  

187794 (1999 CM28)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

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Alternate Designations
 1999 CM28 = 2002 XH80 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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