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JPL Small-Body Database Browser
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15223 (1984 SN4)
Classification: Main-belt Asteroid          SPK-ID: 2015223
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113316209279605 3.9984e-08  
a 2.618264434924753 8.1363e-09 au
q 2.064942367874074 1.0344e-07 au
i 1.481129020214636 3.9193e-06 deg
node 337.5411646734228 0.00013973 deg
peri 9.346942074024076 0.00013995 deg
M 156.4564311454318 8.5317e-06 deg
tp 2458327.973184619917
(2018-Jul-28.47318462)		 3.5747e-05 TDB
period 1547.457344925506
4.24		 7.2131e-06
1.975e-08		 d
yr
n .232639691931108 1.0844e-09 deg/d
Q 3.171586501975432 9.8558e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1338  
   data-arc span      14340 days (39.26 yr)  
   first obs. used      1980-10-31  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54811  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:13:35  

Additional Information
 Earth MOID = 1.05808 au 
 Jupiter MOID = 2.25059 au 
 T_jup = 3.374 
[ 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 MPO449061  

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

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