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JPL Small-Body Database Browser
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357412 (2003 WN172)
Classification: Main-belt Asteroid          SPK-ID: 2357412
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2592538435025328 7.008e-08  
a 2.646427644112645 1.5475e-08 au
q 1.960331105825089 1.8141e-07 au
i 11.48176381737551 1.0774e-05 deg
node 309.3034953018355 2.2727e-05 deg
peri 137.096840865311 3.2149e-05 deg
M 215.2484392002133 2.1106e-05 deg
tp 2459232.779670133042
(2021-Jan-18.27967013)
9.5429e-05 TDB
period 1572.492068411814
4.31
1.3792e-05
3.776e-08
d
yr
n .2289359719083308 2.008e-09 deg/d
Q 3.332524182400201 1.9487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      5757 days (15.76 yr)  
   first obs. used      2003-11-19  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53698  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:42:46  

Additional Information
 Earth MOID = .99328 au 
 Jupiter MOID = 1.93649 au 
 T_jup = 3.316 
[ 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 16.0   n/a MPO397317  

357412 (2003 WN172)          Discovered 2003-Nov-30 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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