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48494 (1992 WM)
Classification: Main-belt Asteroid          SPK-ID: 2048494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07852224518943074 3.1404e-08  
a 2.280182321551776 7.8593e-09 au
q 2.101137286222282 7.2496e-08 au
i 7.546163171258453 4.5969e-06 deg
node 50.74150080626537 3.2791e-05 deg
peri 67.12904634288984 4.8605e-05 deg
M 187.9240571585704 3.6538e-05 deg
tp 2459201.632827631594
(2020-Dec-18.13282763)
0.00012874 TDB
period 1257.62970914997
3.44
6.5022e-06
1.78e-08
d
yr
n .2862527796383909 1.48e-09 deg/d
Q 2.45922735688127 8.4764e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      9867 days (27.01 yr)  
   first obs. used      1992-10-25  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:37:19  

Additional Information
 Earth MOID = 1.13095 au 
 Jupiter MOID = 2.60978 au 
 T_jup = 3.590 
[ 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 14.4   n/a MPO436122  
diameter diameter 3.342 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.330   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48494 (1992 WM)          Discovered 1992-Nov-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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