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 ]  
30005 Stevenchen (2000 CJ23)
Classification: Main-belt Asteroid          SPK-ID: 2030005
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866191448285722 4.8123e-08  
a 2.345381274414648 9.1492e-09 au
q 1.907688226686439 1.154e-07 au
i 3.679645784690353 5.1587e-06 deg
node 193.7114837097074 6.1752e-05 deg
peri 12.94879158640164 6.3005e-05 deg
M 241.5344348251012 1.5333e-05 deg
tp 2459632.226032601176
(2022-Feb-21.72603260)
5.7536e-05 TDB
period 1311.95399698608
3.59
7.6768e-06
2.102e-08
d
yr
n .2743998652597723 1.6056e-09 deg/d
Q 2.783074322142856 1.0857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      10679 days (29.24 yr)  
   first obs. used      1991-11-05  
   last obs. used      2021-01-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56296  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:30:33  

Additional Information
 Earth MOID = .902737 au 
 Jupiter MOID = 2.17574 au 
 T_jup = 3.535 
[ 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 16.04   n/a MPCxxxxx  

30005 Stevenchen           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Steven Chen (b. 1996) is a finalist in the 2014 Intel Science Talent Search, a science competition for high school seniors, for his chemistry project. He attends the Westwood High School, Austin, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-04-15Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2000 CJ23 = 1991 VK10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-15 05:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin