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146923 (2002 CJ260)
Classification: Main-belt Asteroid          SPK-ID: 2146923
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397220878530183 5.6422e-08  
a 3.073970535432769 2.8044e-08 au
q 2.644468954223442 1.7645e-07 au
i .3986316402916065 5.5158e-06 deg
node 309.3939757403423 0.00087625 deg
peri 77.76582469736853 0.00087646 deg
M 247.5063343205335 2.2428e-05 deg
tp 2459615.639401083010
(2022-Feb-05.13940108)		 0.00012757 TDB
period 1968.556923203764
5.39		 2.6939e-05
7.375e-08		 d
yr
n .1828750775538212 2.5026e-09 deg/d
Q 3.503472116642096 3.1962e-08 au
   Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      8998 days (24.64 yr)  
   first obs. used      1994-09-04  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:40:21  

Additional Information
 Earth MOID = 1.64901 au 
 Jupiter MOID = 1.94545 au 
 T_jup = 3.215 
[ 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 16.0   n/a MPO436738  

146923 (2002 CJ260)          Discovered 2002-Feb-07 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1912-May-21 00:09 00:04 Jupiter 1.99090557161916 1.99090473111264 1.99090641212592 2.80993510968659 2.65421242895432 2419543.506379390 4.41367820808058 88.5005236110684 14.853871487987 -85.0404469118964 1671763.0046678 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
1922-Feb-23 01:04 00:04 Jupiter 1.99118969210704 1.99118900600326 1.99119037821341 2.505570431645 2.32961647015651 2423108.544325848 3.98248256148582 194.598850799602 9.06530340175632 87.8093414482959 2271075.76979287 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
1971-Aug-27 09:55 00:02 Jupiter 1.98144952115903 1.9814489269265 1.98145011539145 2.75419357720076 2.5943457473213 2441190.913208429 1.87547176264723 64.0341089371407 13.7976351568236 -88.2048970768177 2076722.75388282 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
1981-May-31 08:58 00:01 Jupiter 1.99765675626731 1.99765618493426 1.99765732760035 2.53501206362767 2.36183616975397 2444755.873383886 1.43744424009945 89.0793763387756 9.74358187382267 87.0398643930297 2279249.99004936 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
2030-Dec-02 23:02 < 00:01 Jupiter 1.97235511829457 1.9723546486295 1.97235558795952 2.70159751631998 2.53766321750393 2462838.459712145 0.750038845877071 57.4716056692757 12.6170541349701 86.8875540999454 2773871.11360316 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
2090-Mar-10 17:34 00:03 Jupiter 1.96391243740314 1.9639119731634 1.96391290164276 2.65317180251914 2.48530355681279 2484486.232233485 3.27746430467364 81.4849489522449 11.5325698799167 84.9247282736 2356652.50789484 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
2149-Jun-17 20:31 00:06 Jupiter 1.95626237513331 1.95626186947291 1.95626288079382 2.60945149539175 2.43788372845158 2506134.355100278 5.84886328016422 124.485967345365 11.0291689721463 84.3392511057512 2171952.16603316 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:40:26 2020-Feb-24 08:40
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