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 ]  
85025 (2544 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085025
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 .1202636066255741 6.7954e-08  
a 2.965644144419192 2.1427e-08 au
q 2.608985083643325 2.0987e-07 au
i 11.68058521452924 6.9579e-06 deg
node 8.721992675553931 2.3131e-05 deg
peri 353.4632988707324 3.0751e-05 deg
M 166.9132158942256 2.0617e-05 deg
tp 2457735.601373742595
(2016-Dec-13.10137374)
0.00010323 TDB
period 1865.421523302143
5.11
2.0217e-05
5.535e-08
d
yr
n .1929858723634393 2.0915e-09 deg/d
Q 3.322303205195059 2.4004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      21376 days (58.52 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57325  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:34:43  

Additional Information
 Earth MOID = 1.60619 au 
 Jupiter MOID = 2.12997 au 
 T_jup = 3.222 
[ 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 15.0   n/a MPO432394  

85025 (2544 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
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