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123837 (2001 CO20)
Classification: Inner Main-belt Asteroid          SPK-ID: 2123837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0801813249017793 4.9214e-08  
a 1.940363036918195 8.0582e-09 au
q 1.784782157827654 9.7971e-08 au
i 23.59347587765244 5.2792e-06 deg
node 99.10248311844821 1.3036e-05 deg
peri 241.9850439609945 3.6674e-05 deg
M 244.6766808690626 3.7528e-05 deg
tp 2459316.755108055716
(2021-Apr-12.25510806)
0.00010362 TDB
period 987.2403929927758
2.70
6.1499e-06
1.684e-08
d
yr
n .3646528267635766 2.2716e-09 deg/d
Q 2.095943916008736 8.7043e-09 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      7025 days (19.23 yr)  
   first obs. used      2001-02-03  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:04:03  

Additional Information
 Earth MOID = .823945 au 
 Jupiter MOID = 3.16112 au 
 T_jup = 3.797 
[ 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 16.1   n/a MPO453711  
diameter diameter 1.266 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.527   0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123837 (2001 CO20)          Discovered 2001-Feb-03 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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