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 ]  
18204 (3065 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2018204
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276438589789028 4.6304e-08  
a 2.703066291952681 1.5843e-08 au
q 2.358036479372047 1.2363e-07 au
i 5.589433636159941 4.4115e-06 deg
node 261.4888926252514 5.8049e-05 deg
peri 46.45184793792873 6.1457e-05 deg
M 114.741011512566 2.1534e-05 deg
tp 2458083.131902343633
(2017-Nov-25.63190234)
9.5919e-05 TDB
period 1623.242750791808
4.44
1.4271e-05
3.907e-08
d
yr
n .2217782890602124 1.9498e-09 deg/d
Q 3.048096104533315 1.7865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      895  
   data-arc span      21579 days (59.08 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56666  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:12:21  

Additional Information
 Earth MOID = 1.34653 au 
 Jupiter MOID = 2.17856 au 
 T_jup = 3.348 
[ 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 14.8   n/a MPO492949  

18204 (3065 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3065 P-L = 1999 JL43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-22 03:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin