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 ]  
120312 (2004 LY2)
Classification: Main-belt Asteroid          SPK-ID: 2120312
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177150346630912 4.3592e-08  
a 2.668105827199581 1.6064e-08 au
q 2.195449955063219 1.18e-07 au
i 16.94432205434476 4.658e-06 deg
node 182.8602839463714 1.8313e-05 deg
peri 109.4583913582526 2.2734e-05 deg
M 217.9518842653765 1.4263e-05 deg
tp 2459628.610394192201
(2022-Feb-18.11039419)
6.4815e-05 TDB
period 1591.853160035102
4.36
1.4376e-05
3.936e-08
d
yr
n .2261515126131745 2.0424e-09 deg/d
Q 3.140761699335943 1.891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      7248 days (19.84 yr)  
   first obs. used      1999-03-21  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60591  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:35:17  

Additional Information
 Earth MOID = 1.24535 au 
 Jupiter MOID = 2.30051 au 
 T_jup = 3.299 
[ 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 15.8   n/a MPO417626  

120312 (2004 LY2)          Discovered 2004-Jun-05 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2004 LY2 = 2000 QM249 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-01 01:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin