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43501 (2001 CW22)
Classification: Main-belt Asteroid          SPK-ID: 2043501
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463819095130525 3.1577e-08  
a 2.466634670122064 9.8508e-09 au
q 2.105563977038498 7.8827e-08 au
i 3.673782284008605 3.3544e-06 deg
node 96.53449865317597 7.6668e-05 deg
peri 149.3239337283705 7.8298e-05 deg
M 308.4515571285088 1.6488e-05 deg
tp 2459403.113661258416
(2021-Jul-07.61366126)
6.4914e-05 TDB
period 1414.997505062751
3.87
8.4765e-06
2.321e-08
d
yr
n .2544174097211819 1.5241e-09 deg/d
Q 2.827705363205631 1.1293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      9285 days (25.42 yr)  
   first obs. used      1995-10-21  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54105  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:26:01  

Additional Information
 Earth MOID = 1.09148 au 
 Jupiter MOID = 2.19282 au 
 T_jup = 3.469 
[ 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 15.3   n/a MPO459158  
diameter diameter 2.088 km 0.503 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.370   0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43501 (2001 CW22)          Discovered 2001-Feb-01 by LONEOS at Anderson Mesa
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 CW22 = 1999 UC50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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