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49360 (1998 WM15)
Classification: Main-belt Asteroid          SPK-ID: 2049360
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08638293230058998 3.8612e-08  
a 2.481151405515218 9.5117e-09 au
q 2.266822271625083 9.4967e-08 au
i 7.41192208701775 4.0252e-06 deg
node 87.41672224147347 2.5396e-05 deg
peri 338.5500690564944 3.2872e-05 deg
M 175.4911017032089 2.2643e-05 deg
tp 2458304.625493070033
(2018-Jul-05.12549307)
8.8098e-05 TDB
period 1427.50726426266
3.91
8.2087e-06
2.247e-08
d
yr
n .2521878585227013 1.4502e-09 deg/d
Q 2.695480539405353 1.0333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1330  
   data-arc span      7946 days (21.75 yr)  
   first obs. used      1998-10-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:33:02  

Additional Information
 Earth MOID = 1.28264 au 
 Jupiter MOID = 2.53338 au 
 T_jup = 3.462 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO337652  

49360 (1998 WM15)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WM15 = 2000 FD46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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