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 ]  
305210 (2007 WZ28)
Classification: Main-belt Asteroid          SPK-ID: 2305210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0479161311832489 6.3737e-08  
a 2.770096555778912 3.9927e-08 au
q 2.637364245821944 1.916e-07 au
i 6.977711758728364 7.4179e-06 deg
node 19.74323833452363 4.8786e-05 deg
peri 333.6726914374543 8.772e-05 deg
M 322.9828218987168 7.6494e-05 deg
tp 2459173.657615055637
(2020-Nov-20.15761506)
0.00035926 TDB
period 1683.994961730167
4.61
3.6408e-05
9.968e-08
d
yr
n .2137773616793542 4.6219e-09 deg/d
Q 2.902828865735881 4.184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2002-10-09  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:25  

Additional Information
 Earth MOID = 1.63484 au 
 Jupiter MOID = 2.30744 au 
 T_jup = 3.325 
[ 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 16.5   n/a MPO476358  

305210 (2007 WZ28)          Discovered 2007-Nov-19 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-31 01:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin