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100729 (1998 CX)
Classification: Main-belt Asteroid          SPK-ID: 2100729
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03201044587512996 5.171e-08  
a 2.734019509585098 1.7915e-08 au
q 2.646502326051975 1.4614e-07 au
i 5.004328190675829 4.2946e-06 deg
node 253.93422177425 6.281e-05 deg
peri 107.4445402077457 9.2587e-05 deg
M 159.7447215919385 6.888e-05 deg
tp 2458467.802251772914
(2018-Dec-15.30225177)
0.00031517 TDB
period 1651.204413724191
4.52
1.623e-05
4.444e-08
d
yr
n .2180226730305558 2.143e-09 deg/d
Q 2.821536693118222 1.8489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      586  
   data-arc span      8431 days (23.08 yr)  
   first obs. used      1998-02-05  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58552  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:30  

Additional Information
 Earth MOID = 1.64678 au 
 Jupiter MOID = 2.3261 au 
 T_jup = 3.347 
[ 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 15.48   n/a E2021B55  

100729 (1998 CX)          Discovered 1998-Feb-05 by Tichy, M., Moravec, Z. at Klet
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 CX = 2000 QL166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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