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JPL Small-Body Database Browser
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49369 (1998 WO19)
Classification: Main-belt Asteroid          SPK-ID: 2049369
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 .2015455966107647 6.4696e-08  
a 2.557461473124145 1.4467e-08 au
q 2.042016374714294 1.7099e-07 au
i 11.11051040143247 7.4415e-06 deg
node 246.388236440716 2.0343e-05 deg
peri 215.5824554582433 2.6305e-05 deg
M 1.091511833072625 1.6524e-05 deg
tp 2458595.970627652146
(2019-Apr-22.47062765)
6.8551e-05 TDB
period 1493.867492610884
4.09
1.2676e-05
3.47e-08
d
yr
n .240985229132214 2.0448e-09 deg/d
Q 3.072906571533996 1.7383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      7427 days (20.33 yr)  
   first obs. used      1998-11-23  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54615  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:50:12  

Additional Information
 Earth MOID = 1.06931 au 
 Jupiter MOID = 2.1682 au 
 T_jup = 3.382 
[ 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 MPO459188  

49369 (1998 WO19)          Discovered 1998-Nov-23 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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