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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
215729 (2004 CN20)
Classification: Main-belt Asteroid          SPK-ID: 2215729
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1058933176881427 5.1483e-08  
a 2.379524847715114 1.512e-08 au
q 2.127549067069188 1.2411e-07 au
i 7.391681907207252 5.0583e-06 deg
node 115.8964976399179 4.3664e-05 deg
peri 165.3544675009619 5.8679e-05 deg
M 273.4225116078619 4.4619e-05 deg
tp 2458922.930617638868
(2020-Mar-14.43061764)
0.00016754 TDB
period 1340.706741505949
3.67
1.2779e-05
3.499e-08
d
yr
n .268515096445051 2.5593e-09 deg/d
Q 2.63150062836104 1.6721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6533 days (17.89 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:58:08  

Additional Information
 Earth MOID = 1.11138 au 
 Jupiter MOID = 2.48888 au 
 T_jup = 3.520 
[ 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 16.7   n/a MPO433412  

215729 (2004 CN20)          Discovered 2004-Feb-11 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2004 CN20 = 2002 TA312 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin