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JPL Small-Body Database Browser
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160177 (2001 WA58)
Classification: Main-belt Asteroid          SPK-ID: 2160177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1770139202352878 3.4471e-08  
a 2.20857196447783 1.191e-08 au
q 1.817623982923859 7.4215e-08 au
i 2.26216646352018 4.1865e-06 deg
node 231.9674226842911 0.00011742 deg
peri 44.54837580041823 0.00011834 deg
M 224.2975198522462 1.7319e-05 deg
tp 2459052.409055114871
(2020-Jul-21.90905511)
5.9459e-05 TDB
period 1198.852516654217
3.28
9.6978e-06
2.655e-08
d
yr
n .3002871454152641 2.4291e-09 deg/d
Q 2.599519946031801 1.4019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      6861 days (18.78 yr)  
   first obs. used      2000-03-27  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57978  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:50:14  

Additional Information
 Earth MOID = .801573 au 
 Jupiter MOID = 2.5145 au 
 T_jup = 3.637 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO260165  
diameter diameter 1.107 km 0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.250   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160177 (2001 WA58)          Discovered 2001-Nov-19 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2001 WA58 = 2004 RT185 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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