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58659 (1997 WZ57)
Classification: Main-belt Asteroid          SPK-ID: 2058659
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220687835599623 3.4187e-08  
a 2.382999428541702 7.9473e-09 au
q 1.857100442421695 8.0965e-08 au
i 3.993534380308029 3.954e-06 deg
node 178.3307465679495 4.5652e-05 deg
peri 191.1483146052927 4.6463e-05 deg
M 320.9697023682915 7.1358e-06 deg
tp 2458746.174553784553
(2019-Sep-19.67455378)
2.6511e-05 TDB
period 1343.644362061794
3.68
6.7215e-06
1.84e-08
d
yr
n .2679280397140115 1.3403e-09 deg/d
Q 2.908898414661709 9.7011e-09 au
  Orbit Determination Parameters
   # obs. used (total)      963  
   data-arc span      10573 days (28.95 yr)  
   first obs. used      1990-12-18  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:02:45  

Additional Information
 Earth MOID = .855799 au 
 Jupiter MOID = 2.55036 au 
 T_jup = 3.500 
[ 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 15.4   n/a MPO502541  
diameter diameter 2.569 km 0.625 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.203   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

58659 (1997 WZ57)          Discovered 1997-Nov-27 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WZ57 = 2001 XZ29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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