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56149 (1999 CP98)
Classification: Main-belt Asteroid          SPK-ID: 2056149
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922448677259114 3.7966e-08  
a 2.607704080757135 1.4413e-08 au
q 2.10638635468366 9.9704e-08 au
i 13.94232331565473 6.6388e-06 deg
node 138.9561543329412 2.083e-05 deg
peri 304.5045919142245 2.9363e-05 deg
M 336.4977509012224 2.2459e-05 deg
tp 2458700.913663233437
(2019-Aug-05.41366323)
9.6421e-05 TDB
period 1538.104655946202
4.21
1.2752e-05
3.491e-08
d
yr
n .2340542944254579 1.9405e-09 deg/d
Q 3.10902180683061 1.7184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      689  
   data-arc span      7632 days (20.90 yr)  
   first obs. used      1999-01-14  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60593  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:41:34  

Additional Information
 Earth MOID = 1.15531 au 
 Jupiter MOID = 2.17287 au 
 T_jup = 3.344 
[ 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 15.2   n/a MPO417210  
diameter diameter 2.252 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56149 (1999 CP98)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CP98 = 2001 QF125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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