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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
173988 (2001 XT163)
Classification: Outer Main-belt Asteroid          SPK-ID: 2173988
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08608946396117458 4.2862e-08  
a 3.221885076888006 3.4209e-08 au
q 2.94451471767421 1.4588e-07 au
i 3.025857166284238 5.9713e-06 deg
node 170.3268638506632 9.4183e-05 deg
peri 287.5729512623662 0.0001009 deg
M 352.2233450738944 3.5627e-05 deg
tp 2458646.130352360645
(2019-Jun-11.63035236)
0.00020916 TDB
period 2112.338403326644
5.78
3.3642e-05
9.211e-08
d
yr
n .1704272380945445 2.7143e-09 deg/d
Q 3.499255436101802 3.7154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6689 days (18.31 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58277  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:59:30  

Additional Information
 Earth MOID = 1.96334 au 
 Jupiter MOID = 1.63984 au 
 T_jup = 3.181 
[ 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 15.4   n/a MPO422667  

173988 (2001 XT163)          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 2019-Dec-05 15:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin