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100672 (1997 WF58)
Classification: Main-belt Asteroid          SPK-ID: 2100672
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2507059711354518 5.7507e-08  
a 2.547663144388779 1.1126e-08 au
q 1.908948781648792 1.5052e-07 au
i 5.059068042730969 3.8805e-06 deg
node 74.18693715897636 6.7368e-05 deg
peri 281.2791372980981 6.7803e-05 deg
M 224.1814979203438 1.142e-05 deg
tp 2459560.860958066307
(2021-Dec-12.36095807)
4.9891e-05 TDB
period 1485.290603378603
4.07
9.7295e-06
2.664e-08
d
yr
n .2423768110975085 1.5877e-09 deg/d
Q 3.186377507128767 1.3915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      9626 days (26.35 yr)  
   first obs. used      1993-12-15  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67894  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:51  

Additional Information
 Earth MOID = .912456 au 
 Jupiter MOID = 2.2759 au 
 T_jup = 3.392 
[ 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 16.2   n/a MPO432534  

100672 (1997 WF58)          Discovered 1997-Nov-30 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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