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JPL Small-Body Database Browser
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305995 (2009 KP12)
Classification: Main-belt Asteroid          SPK-ID: 2305995
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07571169248117307 1.1026e-07  
a 3.106893018202391 6.5284e-08 au
q 2.871664889436348 3.4546e-07 au
i 10.75451748670857 9.6235e-06 deg
node 68.84372107278985 5.6676e-05 deg
peri 274.730376638821 9.7132e-05 deg
M 190.6253521212816 8.7564e-05 deg
tp 2459541.595680718658
(2021-Nov-23.09568072)
0.00049991 TDB
period 2000.266564694572
5.48
6.3046e-05
1.726e-07
d
yr
n .1799760123746155 5.6727e-09 deg/d
Q 3.342121146968434 7.0227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2000-11-01  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61872  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:45:23  

Additional Information
 Earth MOID = 1.88992 au 
 Jupiter MOID = 1.98532 au 
 T_jup = 3.189 
[ 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 15.5   n/a MPO427634  

305995 (2009 KP12)          Discovered 2009-May-25 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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