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21915 Lavins (1999 VE35)
Classification: Main-belt Asteroid          SPK-ID: 2021915
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1200947828715413 3.6108e-08  
a 2.525047040022474 1.0826e-08 au
q 2.221802064010546 9.1562e-08 au
i 4.394125647059418 4.1794e-06 deg
node 64.00140031208656 4.4666e-05 deg
peri 236.4782774703669 5.1232e-05 deg
M 203.7403631629797 2.9437e-05 deg
tp 2459836.631565830857
(2022-Sep-14.13156583)
0.00012167 TDB
period 1465.556738353133
4.01
9.4255e-06
2.581e-08
d
yr
n .2456404385984654 1.5798e-09 deg/d
Q 2.828292016034401 1.2126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1662  
   data-arc span      9232 days (25.28 yr)  
   first obs. used      1995-11-30  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50617  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:55:12  

Additional Information
 Earth MOID = 1.20788 au 
 Jupiter MOID = 2.35862 au 
 T_jup = 3.440 
[ 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 14.16   n/a E2021B10  

21915 Lavins           Discovered 1999 Nov. 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Gregory M. Lavins (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his physical science project. He attends the Solon Middle School, Solon, Ohio.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051019/MPCPages.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 VE35 = 1995 WQ42 = 2017 DJ120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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