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15930 (1997 WT37)
Classification: Main-belt Asteroid          SPK-ID: 2015930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127751992533742 3.6878e-08  
a 2.396747532355362 7.3117e-09 au
q 2.126453851833953 8.709e-08 au
i 2.466460726616007 4.1163e-06 deg
node 350.6501421309836 6.819e-05 deg
peri 338.826054946156 6.9827e-05 deg
M 159.5982269840344 1.5439e-05 deg
tp 2458599.661958504213
(2019-Apr-26.16195850)
5.7507e-05 TDB
period 1355.288833879849
3.71
6.2018e-06
1.698e-08
d
yr
n .2656260355731044 1.2155e-09 deg/d
Q 2.667041212876771 8.1363e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2066  
   data-arc span      26043 days (71.30 yr)  
   first obs. used      1949-11-25  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48533  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:12:32  

Additional Information
 Earth MOID = 1.11364 au 
 Jupiter MOID = 2.62824 au 
 T_jup = 3.518 
[ 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 14.51   n/a E2021B10  
diameter diameter 2.774 km 0.522 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.303   0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15930 (1997 WT37)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WT37 = 1993 TU21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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