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181975 (1999 VK35)
Classification: Main-belt Asteroid          SPK-ID: 2181975
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1883626988225179 4.5315e-08  
a 2.464952446387596 1.4283e-08 au
q 2.000647351116861 1.124e-07 au
i 3.675770157049566 3.4799e-06 deg
node 77.93558549024526 8.837e-05 deg
peri 293.4991009996794 8.9144e-05 deg
M 195.3247227272038 1.2031e-05 deg
tp 2459847.102154640008
(2022-Sep-24.60215464)
4.8446e-05 TDB
period 1413.55022760819
3.87
1.2286e-05
3.364e-08
d
yr
n .2546778975156342 2.2136e-09 deg/d
Q 2.929257541658331 1.6973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1999-11-03  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:50  

Additional Information
 Earth MOID = 1.00276 au 
 Jupiter MOID = 2.53891 au 
 T_jup = 3.460 
[ 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 16.70   n/a E2021B55  
rotation period rot_per 211.446 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

181975 (1999 VK35)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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