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 ]  
305391 (2008 CP57)
Classification: Main-belt Asteroid          SPK-ID: 2305391
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09942253103263739 6.9116e-08  
a 3.142711089901189 5.2382e-08 au
q 2.830254799038874 2.0515e-07 au
i 12.67034717544062 7.1008e-06 deg
node 151.0931378000132 3.695e-05 deg
peri 178.504874081094 5.6738e-05 deg
M 168.9641011544488 4.2e-05 deg
tp 2457645.403935532635
(2016-Sep-13.90393553)
0.00023409 TDB
period 2034.95642482041
5.57
5.0878e-05
1.393e-07
d
yr
n .1769079650104896 4.423e-09 deg/d
Q 3.455167380763503 5.759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      5366 days (14.69 yr)  
   first obs. used      2004-05-19  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:19:44  

Additional Information
 Earth MOID = 1.81841 au 
 Jupiter MOID = 1.91388 au 
 T_jup = 3.165 
[ 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 16.3   n/a MPO433967  

305391 (2008 CP57)          Discovered 2008-Feb-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CP57 = 2004 LQ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin