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15223 (1984 SN4)
Classification: Main-belt Asteroid          SPK-ID: 2015223
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2121503605876496 8.0463e-08  
a 2.617418825451551 2.7475e-08 AU
q 2.062132477823102 2.1896e-07 AU
i 1.489982329102931 8.4598e-06 deg
node 337.7347250485475 0.00022792 deg
peri 8.306924541444406 0.0002282 deg
M 5.810692801875501 2.6e-05 deg
tp 2456775.534879045348
(2014-Apr-28.03487905)
0.00011137 JED
period 1546.707742108445
4.23
2.4354e-05
6.668e-08
d
yr
n .2327524393905563 3.6648e-09 deg/d
Q 3.17270517308 3.3304e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      11933 days (32.67 yr)  
   first obs. used      1980-10-31  
   last obs. used      2013-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61118  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:14:12  

Additional Information
 Earth MOID = 1.05373 AU 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO266038  

15223 (1984 SN4)          Discovered 1984-Sep-21 by Debehogne, H. at La Silla (809)
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1984 SN4 = 1980 UY1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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