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JPL Small-Body Database Browser
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47037 (1998 WM2)
Classification: Main-belt Asteroid          SPK-ID: 2047037
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2162399587179897 5.3193e-08  
a 2.36488804059008 1.1379e-08 au
q 1.853504748320214 1.2193e-07 au
i 24.2098439545464 5.9637e-06 deg
node 186.9136208381461 9.4817e-06 deg
peri 323.1838974395088 1.44e-05 deg
M 158.8033817036473 1.3242e-05 deg
tp 2458014.535170077863
(2017-Sep-18.03517008)
4.607e-05 TDB
period 1328.355457603738
3.64
9.5876e-06
2.625e-08
d
yr
n .2710117972861084 1.9561e-09 deg/d
Q 2.876271332859947 1.384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      969  
   data-arc span      10701 days (29.30 yr)  
   first obs. used      1990-07-29  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:59:46  

Additional Information
 Earth MOID = .894952 au 
 Jupiter MOID = 2.19766 au 
 T_jup = 3.401 
[ 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 14.8   n/a MPO493185  
diameter diameter 3.502 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.162   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47037 (1998 WM2)          Discovered 1998-Nov-17 by CSS at Catalina
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WM2 = 2001 QF113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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