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 ]  
173973 (2001 XL122)
Classification: Main-belt Asteroid          SPK-ID: 2173973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .05696306426675826 4.1374e-08  
a 2.980757894388992 2.8774e-08 au
q 2.810964790887265 1.1909e-07 au
i 12.00438816584302 6.2024e-06 deg
node 68.76506505775937 2.2552e-05 deg
peri 74.02657383271415 6.8506e-05 deg
M 142.2262567678657 6.1804e-05 deg
tp 2458257.881506312977
(2018-May-19.38150631)
0.00032378 TDB
period 1879.699739012827
5.15
2.7218e-05
7.452e-08
d
yr
n .1915199499836412 2.7732e-09 deg/d
Q 3.150550997890719 3.0413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      6410 days (17.55 yr)  
   first obs. used      2001-11-14  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:14:06  

Additional Information
 Earth MOID = 1.85402 au 
 Jupiter MOID = 1.96085 au 
 T_jup = 3.224 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO436864  

173973 (2001 XL122)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 21:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin