Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
21939 Kasmith (1999 VJ89)
Classification: Main-belt Asteroid          SPK-ID: 2021939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02624720299883947 3.5418e-08  
a 2.917925810255483 1.5524e-08 au
q 2.841338419178154 1.0027e-07 au
i 1.488935762552502 3.6002e-06 deg
node 195.7022998792764 0.00014861 deg
peri 108.6356233015076 0.00016985 deg
M 188.7226651971541 8.4927e-05 deg
tp 2460066.678083577174
(2023-May-02.17808358)
0.00043144 TDB
period 1820.580116141564
4.98
1.4529e-05
3.978e-08
d
yr
n .1977391694044006 1.578e-09 deg/d
Q 2.994513201332812 1.5932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1208  
   data-arc span      10018 days (27.43 yr)  
   first obs. used      1993-10-10  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57094  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:56:02  

Additional Information
 Earth MOID = 1.82447 au 
 Jupiter MOID = 2.05383 au 
 T_jup = 3.280 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO452479  

21939 Kasmith           Discovered 1999 Nov. 4 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Katherine Ann Smith (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her biochemistry, medicine, health, & microbiology project. She attends the Stone Middle School, Melbourne, Florida.
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

Alternate Designations
 1999 VJ89 = 1995 WH35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 09:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin