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72396 (2001 CU20)
Classification: Main-belt Asteroid          SPK-ID: 2072396
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2002777641628193 8.8718e-09  
a 2.384568074252833 9.2843e-09 au
q 1.906992111847436 2.0061e-08 au
i 25.87421368236779 5.8203e-07 deg
node 91.44838900659322 1.3882e-06 deg
peri 346.9500550150855 4.9108e-06 deg
M 203.3504977234654 5.1069e-06 deg
tp 2459785.747454058195
(2022-Jul-25.24745406)
2.1793e-05 TDB
period 1344.971291954819
3.68
7.8549e-06
2.151e-08
d
yr
n .2676637056518625 1.5632e-09 deg/d
Q 2.86214403665823 1.1144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1589  
   data-arc span      8122 days (22.24 yr)  
   first obs. used      1998-05-26  
   last obs. used      2020-08-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:50  

Additional Information
 Earth MOID = .927486 au 
 Jupiter MOID = 2.39722 au 
 T_jup = 3.376 
[ 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 13.63   n/a E2021B10  
diameter diameter 5.834 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.0467 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2008) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.248   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

72396 (2001 CU20)          Discovered 2001-Feb-04 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 CU20 = 1998 KX67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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