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JPL Small-Body Database Browser
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18502 (1996 PK1)
Classification: Main-belt Asteroid          SPK-ID: 2018502
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .192759913350234 4.3498e-08  
a 2.445282711721885 8.5198e-09 au
q 1.973930228093549 1.0756e-07 au
i 3.164011681081331 5.3235e-06 deg
node 143.7290420332008 6.0772e-05 deg
peri 222.3733977827133 6.2056e-05 deg
M 56.58129707613965 1.0539e-05 deg
tp 2458780.985889984707
(2019-Oct-24.48588998)
4.0846e-05 TDB
period 1396.664334137901
3.82
7.2993e-06
1.998e-08
d
yr
n .2577569937176152 1.3471e-09 deg/d
Q 2.916635195350221 1.0162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      9520 days (26.06 yr)  
   first obs. used      1994-01-10  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51701  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:27:13  

Additional Information
 Earth MOID = .973582 au 
 Jupiter MOID = 2.54331 au 
 T_jup = 3.471 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO416906  

18502 (1996 PK1)          Discovered 1996-Aug-11 by Viscome, G. R. at Rand
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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