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15247 (1989 WS)
Classification: Main-belt Asteroid          SPK-ID: 2015247
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1928958842067981 3.7494e-08  
a 2.568458922358305 9.4925e-09 au
q 2.07301376748116 9.4204e-08 au
i 8.745266724049763 6.072e-07 deg
node 237.2242333352708 3.7897e-06 deg
peri 159.1580884217514 4.5012e-06 deg
M 250.6456133584315 7.4312e-06 deg
tp 2459853.210579231546
(2022-Sep-30.71057923)
3.291e-05 TDB
period 1503.513609035762
4.12
8.335e-06
2.282e-08
d
yr
n .2394391363247296 1.3274e-09 deg/d
Q 3.063904077235449 1.1324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1593  
   data-arc span      22190 days (60.75 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51143  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:46:12  

Additional Information
 Earth MOID = 1.08266 au 
 Jupiter MOID = 2.36625 au 
 T_jup = 3.389 
[ 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 13.84   n/a MPO614063  
diameter diameter 4.407 km 1.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.301   0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15247 (1989 WS)          Discovered 1989-Nov-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 WS = 1993 TZ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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