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JPL Small-Body Database Browser
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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127438240884506 3.7234e-08  
a 2.396573046475563 7.6693e-09 au
q 2.1263742365086 8.8206e-08 au
i 2.466348056387366 4.4615e-06 deg
node 350.6548836176224 7.6389e-05 deg
peri 338.7569145377892 7.8473e-05 deg
M 106.5487702101078 1.7297e-05 deg
tp 2458599.420584388619
(2019-Apr-25.92058439)		 6.5024e-05 TDB
period 1355.140836777106
3.71		 6.5049e-06
1.781e-08		 d
yr
n .2656550450181828 1.2752e-09 deg/d
Q 2.666771856442526 8.534e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1803  
   data-arc span      25599 days (70.09 yr)  
   first obs. used      1949-11-25  
   last obs. used      2019-12-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:58:07  

Additional Information
 Earth MOID = 1.11548 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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