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JPL Small-Body Database Browser
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393608 (2003 WN85)
Classification: Main-belt Asteroid          SPK-ID: 2393608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1855655386881806 7.0078e-08  
a 2.734659244685425 3.4683e-08 au
q 2.227200728816761 1.8996e-07 au
i 17.44391170830694 7.9752e-06 deg
node 50.07487772565977 1.736e-05 deg
peri 354.9606205593051 2.5672e-05 deg
M 247.3549925596314 2.4154e-05 deg
tp 2459517.347835184234
(2021-Oct-29.84783518)
0.00011917 TDB
period 1651.783997305183
4.52
3.1424e-05
8.603e-08
d
yr
n .2179461724943002 4.1462e-09 deg/d
Q 3.242117760554089 4.1119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      5696 days (15.59 yr)  
   first obs. used      2003-10-29  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59391  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:12  

Additional Information
 Earth MOID = 1.23745 au 
 Jupiter MOID = 2.16517 au 
 T_jup = 3.262 
[ 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 16.4   n/a MPO437611  

393608 (2003 WN85)          Discovered 2003-Nov-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

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