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 ]  
226991 (2004 XL61)
Classification: Inner Main-belt Asteroid          SPK-ID: 2226991
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07817019500374978 4.3944e-08  
a 1.914370144756714 9.6913e-09 au
q 1.764723457231725 8.5476e-08 au
i 18.28181369992059 5.9803e-06 deg
node 270.9982684962158 1.3998e-05 deg
peri 50.24876378845482 3.8551e-05 deg
M 65.78952136666139 3.6554e-05 deg
tp 2458823.696229719581
(2019-Dec-06.19622972)
9.7772e-05 TDB
period 967.4695297784142
2.65
7.3466e-06
2.011e-08
d
yr
n .3721047422366399 2.8256e-09 deg/d
Q 2.064016832281703 1.0449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7025 days (19.23 yr)  
   first obs. used      2001-07-26  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:29:48  

Additional Information
 Earth MOID = .779359 au 
 Jupiter MOID = 3.12515 au 
 T_jup = 3.866 
[ 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 16.7   n/a MPO437075  

226991 (2004 XL61)          Discovered 2004-Dec-14 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 13:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin