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 ]  
146779 (2001 XK234)
Classification: Main-belt Asteroid          SPK-ID: 2146779
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673007895851355 5.3349e-08  
a 2.764622499691663 1.6674e-08 au
q 2.302098972588416 1.4535e-07 au
i 7.754029783446531 4.3651e-06 deg
node 283.7559065893483 3.7323e-05 deg
peri 66.45367878791313 4.0283e-05 deg
M 75.98983680500571 1.3014e-05 deg
tp 2458646.090630169783
(2019-Jun-11.59063017)
6.0318e-05 TDB
period 1679.005752654457
4.60
1.5189e-05
4.159e-08
d
yr
n .2144126066458385 1.9397e-09 deg/d
Q 3.227146026794909 1.9463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:07:10  

Additional Information
 Earth MOID = 1.30884 au 
 Jupiter MOID = 2.24207 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457136.5 (2015-Apr-24.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1697099226907178 5.4043e-08  
q 2.293836692196244 1.4778e-07 au
tp 2456963.919278923204
(2014-Nov-02.41927892)
5.8309e-05 TDB
node 284.037062154539 3.7374e-05 deg
peri 65.50543156945371 4.0136e-05 deg
i 7.75057240268355 4.3663e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:07:10  

Additional Information
 Jupiter MOID = 2.24207 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.920664590759544E-15 -7.953308249489255E-15 -5.842660703125122E-13 -7.801608111342229E-15 -2.449283061609744E-13 -6.731427277218713E-15
q -7.953308249489255E-15 2.184018237480604E-14 1.508771265206347E-12 2.323169990320688E-14 6.510702914501613E-13 1.919349621462552E-14
tp -5.842660703125122E-13 1.508771265206347E-12 3.399956812036993E-9 -3.074470680232478E-11 8.768001595006019E-10 -1.59895932895517E-12
node -7.801608111342229E-15 2.323169990320688E-14 -3.074470680232478E-11 1.396846024475579E-9 -1.390811122540242E-9 2.20345807154368E-11
peri -2.449283061609744E-13 6.510702914501613E-13 8.768001595006019E-10 -1.390811122540242E-9 1.6108720666888E-9 -2.206217705144729E-11
i -6.731427277218713E-15 1.919349621462552E-14 -1.59895932895517E-12 2.20345807154368E-11 -2.206217705144729E-11 1.906430983834041E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO502888  

146779 (2001 XK234)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 XK234 = 2000 NX21 = 2001 YC111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-20 21:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin