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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2115053854376693 6.1909e-08  
a 2.619289251319112 1.5095e-08 au
q 2.065295468646119 1.5705e-07 au
i 1.489152660618738 5.8856e-06 deg
node 337.7520933949689 0.00022314 deg
peri 8.5010657813083 0.00022327 deg
M 145.2356659559175 1.7288e-05 deg
tp 2456775.838991997406
(2014-Apr-28.33899200)
7.088e-05 JED
period 1548.365970581838
4.24
1.3385e-05
3.665e-08
d
yr
n .2325031722731034 2.0099e-09 deg/d
Q 3.173283033992104 1.8288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      12820 days (35.10 yr)  
   first obs. used      1980-10-31  
   last obs. used      2015-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57911  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:30:05  

Additional Information
 Earth MOID = 1.05628 au 
 Jupiter MOID = 2.23577 au 
 T_jup = 3.373 
[ 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 15.1 mag n/a MPO332960  

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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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