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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2120399223172272 6.3673e-08  
a 2.617113833648816 1.6019e-08 AU
q 2.062181219666581 1.6295e-07 AU
i 1.489988306655971 6.6915e-06 deg
node 337.7337716859291 0.00022462 deg
peri 8.30748660375879 0.00022477 deg
M 52.37251842333626 1.7315e-05 deg
tp 2456775.525495529205
(2014-Apr-28.02549553)
7.3049e-05 JED
period 1546.437407397964
4.23
1.4199e-05
3.887e-08
d
yr
n .2327931271435913 2.1374e-09 deg/d
Q 3.172046447631051 1.9416e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      12468 days (34.14 yr)  
   first obs. used      1980-10-31  
   last obs. used      2014-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59609  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:26:36  

Additional Information
 Earth MOID = 1.05546 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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