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487462 (2014 SJ117)
Classification: Main-belt Asteroid          SPK-ID: 2487462
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09400953974259675 6.9155e-08  
a 3.128348729092146 4.4865e-08 au
q 2.834254104915856 1.9962e-07 au
i 9.778738742042501 7.0548e-06 deg
node 8.014587344255515 2.8755e-05 deg
peri 309.0596849780919 4.6452e-05 deg
M 125.3340866607315 3.9784e-05 deg
tp 2458692.880501461713
(2019-Jul-28.38050146)
0.00021901 TDB
period 2021.022582303987
5.53
4.3476e-05
1.19e-07
d
yr
n .178127648425183 3.8319e-09 deg/d
Q 3.422443353268437 4.9082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2003-10-19  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54479  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 08:31:44  

Additional Information
 Earth MOID = 1.83378 au 
 Jupiter MOID = 1.95033 au 
 T_jup = 3.185 
[ 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 15.83   n/a E2021B25  

487462 (2014 SJ117)          Discovered 2008-Aug-04 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2017-03-14

[ 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
1966-May-25 00:46 00:04 Jupiter 1.98013184900568 1.9801311312242 1.9801325667875 2.70320542766926 2.54003902718503 2439270.531619041 3.50060471837571 68.4432386463382 13.9658739357479 -66.2235233895133 2741500.17356817 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
1976-Aug-16 19:06 00:03 Jupiter 1.98749533024266 1.98749467121276 1.98749598927268 4.06881258043612 3.96268647704135 2443007.295607849 2.57102396284609 61.7620669108837 24.8661696943296 -76.6194661664782 1619503.48865226 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
2039-Feb-01 06:49 00:02 Jupiter 1.99531819079128 1.99531747675593 1.99531890482653 3.40149817494984 3.27432128413308 2465820.783886888 1.54906421988008 88.6968762204108 30.5615112359284 -87.2737968395675 2235606.32252904 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
2049-May-04 10:41 00:02 Jupiter 1.98016528143336 1.98016456245147 1.98016600041525 2.74074850354231 2.57996036392788 2469565.945345665 2.40478126679751 66.9327619344409 18.1915681690961 -69.7857218475504 2288979.84792294 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
2122-Jan-13 19:51 00:07 Jupiter 1.98656465175284 1.98656401023729 1.9865652932685 3.36612088589117 3.23697680002167 2496117.327318141 6.89588035852836 98.2345033084857 29.0782022064132 -88.7094988481502 1416653.11409213 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
2132-Apr-16 14:24 00:08 Jupiter 1.98997919345511 1.98997840795335 1.98997997895665 2.81005422320096 2.65426391509754 2499863.100164701 8.2562871008298 78.2783890578255 19.6279548171467 -74.0575414329766 1561483.90443748 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 08:31:45 2021-Jul-09 08:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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