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
JPL Small-Body Database Browser
Search: [ help ]  
305578 (2008 YZ12)
Classification: Main-belt Asteroid          SPK-ID: 2305578
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1360349025223654 5.7667e-08  
a 2.36486523188814 1.8343e-08 au
q 2.043161020589706 1.4248e-07 au
i 1.700498433397605 6.2066e-06 deg
node 142.3586867923212 0.00017665 deg
peri 220.4778988461165 0.0001783 deg
M 142.9537877440885 2.548e-05 deg
tp 2458473.025841845336
(2018-Dec-20.52584185)
9.0423e-05 TDB
period 1328.336240209429
3.64
1.5455e-05
4.231e-08
d
yr
n .2710157180859882 3.1533e-09 deg/d
Q 2.686569443186574 2.0839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5524 days (15.12 yr)  
   first obs. used      2004-12-18  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:56:01  

Additional Information
 Earth MOID = 1.04083 au 
 Jupiter MOID = 2.76285 au 
 T_jup = 3.535 
[ 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 17.6   n/a MPO455251  

305578 (2008 YZ12)          Discovered 2008-Dec-21 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2008 YZ12 = 2004 YN7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-14 14:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin