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56126 (1999 CT31)
Classification: Main-belt Asteroid          SPK-ID: 2056126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04514029181997691 3.0521e-08  
a 2.354255541523604 9.9229e-09 au
q 2.247983759360431 7.0281e-08 au
i 5.860830872226761 4.8494e-06 deg
node 50.67417384541319 3.6128e-05 deg
peri 240.6288565286231 6.827e-05 deg
M 63.68814879577048 5.8735e-05 deg
tp 2458367.081672079854
(2018-Sep-05.58167208)
0.00021493 TDB
period 1319.407136808362
3.61
8.3417e-06
2.284e-08
d
yr
n .2728498201630453 1.725e-09 deg/d
Q 2.460527323686777 1.0371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1075  
   data-arc span      10609 days (29.05 yr)  
   first obs. used      1990-11-17  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55503  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:41:07  

Additional Information
 Earth MOID = 1.23791 au 
 Jupiter MOID = 2.59579 au 
 T_jup = 3.547 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO309576  
diameter diameter 2.192 km 0.335 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.335   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56126 (1999 CT31)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CT31 = 1992 EG3 = 1996 HH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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