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21933 Aaronrozon (1999 VL70)
Classification: Main-belt Asteroid          SPK-ID: 2021933
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05707840963274734 3.3893e-08  
a 2.933821964970533 1.3694e-08 au
q 2.766364073064393 1.0044e-07 au
i 2.838914495910959 3.7529e-06 deg
node 60.78419345720986 7.0303e-05 deg
peri 178.6534385426404 7.7227e-05 deg
M 240.6210165202938 3.3342e-05 deg
tp 2459809.159543894493
(2022-Aug-17.65954389)
0.00017127 TDB
period 1835.47748033276
5.03
1.2851e-05
3.518e-08
d
yr
n .196134250546476 1.3732e-09 deg/d
Q 3.101279856876673 1.4476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1705  
   data-arc span      9187 days (25.15 yr)  
   first obs. used      1995-12-20  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51779  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:55:56  

Additional Information
 Earth MOID = 1.75243 au 
 Jupiter MOID = 1.88565 au 
 T_jup = 3.271 
[ 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 14.3   n/a MPO358838  
diameter diameter 4.522 km 0.945 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21933 Aaronrozon           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Aaron Alexander Rozon (b. 1992) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his environmental sciences project. He attends the Kapa'a Middle School, Kapaa, Hawaii.
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 VL70 = 1997 JU12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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