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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127438210847419 3.7101e-08  
a 2.396573046852509 7.659e-09 au
q 2.126374244041655 8.7851e-08 au
i 2.466347909606342 4.431e-06 deg
node 350.6548836863093 7.6388e-05 deg
peri 338.7569137921739 7.8468e-05 deg
M 106.5487705974305 1.7292e-05 deg
tp 2458599.420582836002
(2019-Apr-25.92058284)
6.5004e-05 TDB
period 1355.140837096822
3.71
6.4962e-06
1.779e-08
d
yr
n .2656550449555073 1.2735e-09 deg/d
Q 2.666771849663363 8.5225e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1848  
   data-arc span      25632 days (70.18 yr)  
   first obs. used      1949-11-25  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49787  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:30:50  

Additional Information
 Earth MOID = 1.11549 au 
 Jupiter MOID = 2.62878 au 
 T_jup = 3.519 
[ 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 14.5   n/a MPO347650  
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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