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 ]  
146777 (2001 XT230)
Classification: Main-belt Asteroid          SPK-ID: 2146777
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2338265529089832 4.0293e-08  
a 3.117981954924712 2.5905e-08 au
q 2.388914982372254 1.2984e-07 au
i 10.13575467164898 6.181e-06 deg
node 61.48347273812831 2.8244e-05 deg
peri 77.9579721619216 3.1419e-05 deg
M 17.49242230473964 1.3846e-05 deg
tp 2458502.786116099217
(2019-Jan-19.28611610)
7.6864e-05 TDB
period 2010.984962028425
5.51
2.5062e-05
6.862e-08
d
yr
n .1790167538780986 2.231e-09 deg/d
Q 3.847048927477169 3.1962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      9873 days (27.03 yr)  
   first obs. used      1992-04-26  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:25  

Additional Information
 Earth MOID = 1.42766 au 
 Jupiter MOID = 1.37969 au 
 T_jup = 3.151 
[ 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 15.3   n/a MPO436736  

146777 (2001 XT230)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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-15 21:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin