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 ]  
146363 (2001 PA26)
Classification: Main-belt Asteroid          SPK-ID: 2146363
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2296368465752737 4.8375e-08  
a 2.575743593573032 1.5751e-08 au
q 1.984257957158458 1.2484e-07 au
i 4.669813934971729 7.0873e-06 deg
node 111.0060354110541 7.9461e-05 deg
peri 212.6077857257434 8.2508e-05 deg
M 108.0285976124199 2.419e-05 deg
tp 2458147.405691514136
(2018-Jan-28.90569151)
9.8442e-05 TDB
period 1509.914547258345
4.13
1.385e-05
3.792e-08
d
yr
n .2384240887364629 2.1871e-09 deg/d
Q 3.167229229987607 1.9369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      8312 days (22.76 yr)  
   first obs. used      1996-04-23  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:17  

Additional Information
 Earth MOID = .9729 au 
 Jupiter MOID = 2.16777 au 
 T_jup = 3.385 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456925.5 (2014-Sep-25.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2315186059875742 4.8962e-08  
q 1.977805239447172 1.2679e-07 au
tp 2456635.036804063518
(2013-Dec-08.53680406)
8.655e-05 TDB
node 111.1494384185606 7.9221e-05 deg
peri 211.9309118720899 8.2174e-05 deg
i 4.676507441790951 7.1006e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      8312 days (22.76 yr)  
   first obs. used      1996-04-23  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:17  

Additional Information
 Jupiter MOID = 2.16777 au 
 T_jup = 3.385 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.397282541537796E-15 -6.178918720293384E-15 -7.346453886265574E-13 1.289167490683728E-14 -2.338703953288043E-13 -3.603606634619264E-16
q -6.178918720293384E-15 1.607685501386151E-14 2.596184606201458E-12 -3.93898038808378E-14 7.813941569688733E-13 9.888217824383567E-16
tp -7.346453886265574E-13 2.596184606201458E-12 7.49095632180505E-9 -4.115117108846169E-11 1.93306678797948E-9 -1.755349537579274E-12
node 1.289167490683728E-14 -3.93898038808378E-14 -4.115117108846169E-11 6.275929128774268E-9 -6.264510403051131E-9 -2.030101864316353E-10
peri -2.338703953288043E-13 7.813941569688733E-13 1.93306678797948E-9 -6.264510403051131E-9 6.752628822442797E-9 2.018881720270755E-10
i -3.603606634619264E-16 9.888217824383567E-16 -1.755349537579274E-12 -2.030101864316353E-10 2.018881720270755E-10 5.041862324764205E-11

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 16.6   n/a MPO469552  

146363 (2001 PA26)          Discovered 2001-Aug-11 by NEAT at Haleakala
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 2020-Jan-17 22:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin