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160541 (1997 WM58)
Classification: Mars-crossing Asteroid          SPK-ID: 2160541
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2702101842642526 3.7404e-08  
a 2.268282302488123 1.141e-08 au
q 1.655369323569464 8.7527e-08 au
i 7.894480511956207 4.1055e-06 deg
node 114.0334466924952 3.146e-05 deg
peri 303.5204819969972 3.2404e-05 deg
M 209.9021862413468 1.1213e-05 deg
tp 2459520.754624414573
(2021-Nov-02.25462441)
4.1768e-05 TDB
period 1247.797420223577
3.42
9.4149e-06
2.578e-08
d
yr
n .2885083701611566 2.1769e-09 deg/d
Q 2.881195281406781 1.4493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      8299 days (22.72 yr)  
   first obs. used      1997-11-26  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54811  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:26:43  

Additional Information
 Earth MOID = .6835 au 
 Jupiter MOID = 2.49664 au 
 T_jup = 3.553 
[ 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 15.8   n/a MPO417854  

160541 (1997 WM58)          Discovered 1997-Nov-26 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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