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56633 (2000 KY8)
Classification: Main-belt Asteroid          SPK-ID: 2056633
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05348559992022737 4.7987e-08  
a 2.373510939322228 1.0105e-08 au
q 2.246562282815356 1.1416e-07 au
i .5634392759280623 4.278e-06 deg
node 265.8960266028021 0.00051177 deg
peri 111.2751200456781 0.00051375 deg
M 27.23228496226944 4.3548e-05 deg
tp 2458899.466158600673
(2020-Feb-19.96615860)
0.00016156 TDB
period 1335.627287763462
3.66
8.5295e-06
2.335e-08
d
yr
n .2695362720559775 1.7213e-09 deg/d
Q 2.5004595958291 1.0645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      8450 days (23.13 yr)  
   first obs. used      1997-09-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:38:34  

Additional Information
 Earth MOID = 1.2475 au 
 Jupiter MOID = 2.70961 au 
 T_jup = 3.541 
[ 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 16.5   n/a MPO436178  
rotation period rot_per 2.39 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

56633 (2000 KY8)          Discovered 2000-May-28 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 KY8 = 1997 SN34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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