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 ]  
351237 (2004 QL12)
Classification: Mars-crossing Asteroid          SPK-ID: 2351237
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2929040278758757 6.0747e-08  
a 2.31820558610242 1.4195e-08 au
q 1.639193832488666 1.4193e-07 au
i 12.89067914335504 6.3913e-06 deg
node 12.62133870863359 3.0352e-05 deg
peri 301.9140580755359 3.1983e-05 deg
M 179.8199314109615 1.5796e-05 deg
tp 2458356.535871846283
(2018-Aug-26.03587185)
5.2235e-05 TDB
period 1289.217965529745
3.53
1.1841e-05
3.242e-08
d
yr
n .279239050048511 2.5648e-09 deg/d
Q 2.997217339716174 1.8353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5647 days (15.46 yr)  
   first obs. used      2004-08-15  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56183  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:53:53  

Additional Information
 Earth MOID = .668452 au 
 Jupiter MOID = 2.43855 au 
 T_jup = 3.489 
[ 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 16.8   n/a MPO455542  

351237 (2004 QL12)          Discovered 2004-Aug-21 by Siding Spring Survey at Siding Spring
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 11:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin