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JPL Small-Body Database Browser
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49361 (1998 WN15)
Classification: Main-belt Asteroid          SPK-ID: 2049361
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112721148778846 4.1287e-08  
a 2.75183290891084 1.6693e-08 au
q 2.441643142170977 1.1102e-07 au
i 5.134377934005744 4.5972e-06 deg
node 114.1194473025363 6.429e-05 deg
peri 324.8330497728871 6.9163e-05 deg
M 156.1779946299122 2.6652e-05 deg
tp 2457877.149379705751
(2017-May-03.64937971)
0.00012188 TDB
period 1667.368209734044
4.57
1.5172e-05
4.154e-08
d
yr
n .2159091182729353 1.9646e-09 deg/d
Q 3.062022675650704 1.8575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      8868 days (24.28 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56046  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:40:41  

Additional Information
 Earth MOID = 1.45938 au 
 Jupiter MOID = 2.15039 au 
 T_jup = 3.330 
[ 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 14.8   n/a MPO296500  

49361 (1998 WN15)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WN15 = 2000 FY61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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