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17715 (1997 WZ39)
Classification: Main-belt Asteroid          SPK-ID: 2017715
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483686278944338 2.9453e-08  
a 2.380022503077112 7.1478e-09 au
q 2.026901829937685 7.1155e-08 au
i 4.180717258401613 4.159e-06 deg
node 213.0259275730077 4.0333e-05 deg
peri 226.4555056199022 4.29e-05 deg
M 89.69333917690736 1.3048e-05 deg
tp 2458866.360580577643
(2020-Jan-17.86058058)
4.8663e-05 TDB
period 1341.127357905509
3.67
6.0417e-06
1.654e-08
d
yr
n .2684308823303896 1.2093e-09 deg/d
Q 2.733143176216539 8.2084e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1657  
   data-arc span      14017 days (38.38 yr)  
   first obs. used      1982-11-05  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:35:35  

Additional Information
 Earth MOID = 1.04459 au 
 Jupiter MOID = 2.50661 au 
 T_jup = 3.520 
[ 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 14.52   n/a E2021B10  
rotation period rot_per 6.161 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Molnar, L.; Pal, A.; Sarneczky, K.; Szabo, R.; et al. (2018) Ap. J. Supp. Ser. 234, A37.]

17715 (1997 WZ39)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WZ39 = 1999 JR26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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