Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
23657 (1997 CB28)
Classification: Main-belt Asteroid          SPK-ID: 2023657
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130789517741 7.9901e-08  
a 2.304720865545618 1.9829e-08 AU
q 2.044105445937824 1.8004e-07 AU
i 5.595022163743788 7.8352e-06 deg
node 129.8589311757557 7.0589e-05 deg
peri 235.152470976478 7.8646e-05 deg
M 167.6855457909163 3.555e-05 deg
tp 2456405.223065030176
(2013-Apr-22.72306503)
0.00012395 JED
period 1277.98550303401
3.50
1.6493e-05
4.516e-08
d
yr
n .2816933362274763 3.6353e-09 deg/d
Q 2.565336285153413 2.2071e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      7091 days (19.41 yr)  
   first obs. used      1995-08-27  
   last obs. used      2015-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55135  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:12:43  

Additional Information
 Earth MOID = 1.04747 AU 
 T_jup = 3.574 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO240393  

23657 (1997 CB28)          Discovered 1997-Feb-06 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 CB28 = 2000 AN73 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Apr-02 03:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin