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100670 (1997 WV50)
Classification: Main-belt Asteroid          SPK-ID: 2100670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09219811425475187 3.7552e-08  
a 2.685142427342167 1.269e-08 au
q 2.437577359035792 9.9037e-08 au
i 3.266735660420787 4.0313e-06 deg
node 7.18020034369471 6.8019e-05 deg
peri 21.19838851971983 7.161e-05 deg
M 115.4666813294187 2.1558e-05 deg
tp 2458685.029756214201
(2019-Jul-20.52975621)
9.5981e-05 TDB
period 1607.124112569503
4.40
1.1393e-05
3.119e-08
d
yr
n .2240026126074511 1.588e-09 deg/d
Q 2.932707495648542 1.386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8466 days (23.18 yr)  
   first obs. used      1997-11-07  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:32:58  

Additional Information
 Earth MOID = 1.44116 au 
 Jupiter MOID = 2.46729 au 
 T_jup = 3.366 
[ 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 15.47   n/a E2021B55  
rotation period rot_per 6.014 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

100670 (1997 WV50)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 WV50 = 2001 SE26 = 2001 TX49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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