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JPL Small-Body Database Browser
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49513 (1999 CK28)
Classification: Main-belt Asteroid          SPK-ID: 2049513
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07502977206237825 4.0182e-08  
a 3.194350485601502 2.5379e-08 au
q 2.954679096779474 1.3613e-07 au
i 22.53558840824667 4.5228e-06 deg
node 123.4143763786108 1.1264e-05 deg
peri 275.6534490212043 3.1909e-05 deg
M 284.4829792922647 2.9814e-05 deg
tp 2459037.936101178963
(2020-Jul-07.43610118)
0.00017264 TDB
period 2085.317918378845
5.71
2.4852e-05
6.804e-08
d
yr
n .1726355472358234 2.0574e-09 deg/d
Q 3.43402187442353 2.7284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1663  
   data-arc span      7651 days (20.95 yr)  
   first obs. used      1998-12-17  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50129  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:43:38  

Additional Information
 Earth MOID = 2.06859 au 
 Jupiter MOID = 1.90714 au 
 T_jup = 3.072 
[ 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 12.7   n/a MPO417159  
diameter diameter 19.009 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 29.2137 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.051   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49513 (1999 CK28)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CK28 = 2000 CW65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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