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56279 (1999 KD1)
Classification: Main-belt Asteroid          SPK-ID: 2056279
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485320555480774 5.2633e-08  
a 2.780441547359846 1.853e-08 au
q 2.367456848999212 1.4954e-07 au
i 9.098580309718018 5.3199e-06 deg
node 213.5415708383866 2.7311e-05 deg
peri 350.00170458 3.1295e-05 deg
M 127.3986912190332 1.8234e-05 deg
tp 2458001.217567730856
(2017-Sep-04.71756773)
8.3521e-05 TDB
period 1693.437142505435
4.64
1.6929e-05
4.635e-08
d
yr
n .2125853927281772 2.1251e-09 deg/d
Q 3.193426245720481 2.1282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      9826 days (26.90 yr)  
   first obs. used      1992-12-02  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61498  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:12:13  

Additional Information
 Earth MOID = 1.36446 au 
 Jupiter MOID = 1.77682 au 
 T_jup = 3.299 
[ 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 15.0   n/a MPO452935  
diameter diameter 5.326 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56279 (1999 KD1)          Discovered 1999-May-17 by CSS at Catalina
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 KD1 = 1992 XL1 = 2001 UL135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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