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98947 (2001 CZ23)
Classification: Main-belt Asteroid          SPK-ID: 2098947
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2450207783527751 3.1962e-08  
a 2.389420884775426 7.8353e-09 au
q 1.803963119775375 7.8072e-08 au
i 11.06599072403355 4.2672e-06 deg
node 143.2057049897829 2.1159e-05 deg
peri 117.3377026641888 2.3465e-05 deg
M 30.49366089312693 9.9891e-06 deg
tp 2459086.226777276681
(2020-Aug-24.72677728)
3.7389e-05 TDB
period 1349.079086455876
3.69
6.6358e-06
1.817e-08
d
yr
n .2668486996902048 1.3126e-09 deg/d
Q 2.974878649775478 9.7552e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1119  
   data-arc span      8124 days (22.24 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49598  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:24:46  

Additional Information
 Earth MOID = .817749 au 
 Jupiter MOID = 2.20461 au 
 T_jup = 3.467 
[ 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 15.42   n/a E2021B10  
diameter diameter 4.945 km 0.763 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.066   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

98947 (2001 CZ23)          Discovered 2001-Feb-01 by LONEOS at Anderson Mesa
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

Alternate Designations
 2001 CZ23 = 1998 KG61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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