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37242 (2000 WE172)
Classification: Main-belt Asteroid          SPK-ID: 2037242
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04609532479068189 4.0511e-08  
a 2.624074257286758 1.3464e-08 au
q 2.503116702122258 1.0823e-07 au
i 14.89222779917943 4.3905e-06 deg
node 125.8171149652582 1.7415e-05 deg
peri 114.0544917100075 5.8101e-05 deg
M 18.62470155037504 5.6939e-05 deg
tp 2458920.175241335033
(2020-Mar-11.67524133)
0.00024543 TDB
period 1552.610818550591
4.25
1.195e-05
3.272e-08
d
yr
n .231867507103983 1.7845e-09 deg/d
Q 2.745031812451258 1.4085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1241  
   data-arc span      7764 days (21.26 yr)  
   first obs. used      1998-02-26  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53418  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:55:58  

Additional Information
 Earth MOID = 1.52117 au 
 Jupiter MOID = 2.38062 au 
 T_jup = 3.354 
[ 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 14.2   n/a MPO474228  
diameter diameter 3.772 km 1.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.312   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37242 (2000 WE172)          Discovered 2000-Nov-25 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WE172 = 1998 GF2 = 1999 NM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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