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JPL Small-Body Database Browser
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357778 (2005 SJ212)
Classification: Outer Main-belt Asteroid          SPK-ID: 2357778
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1591473640908384 6.736e-08  
a 3.22607143073483 5.0848e-08 au
q 2.712650666164622 2.0728e-07 au
i 4.801016412418575 9.9665e-06 deg
node 210.4154997805986 8.7403e-05 deg
peri 254.5185563322615 0.00010201 deg
M 132.2429010480619 4.2314e-05 deg
tp 2458223.037836081893
(2018-Apr-14.53783608)
0.00024848 TDB
period 2116.456738262251
5.79
5.0039e-05
1.37e-07
d
yr
n .1700956100315018 4.0215e-09 deg/d
Q 3.739492195305037 5.8941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      4934 days (13.51 yr)  
   first obs. used      2005-09-30  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60151  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:47:30  

Additional Information
 Earth MOID = 1.73452 au 
 Jupiter MOID = 1.46024 au 
 T_jup = 3.162 
[ 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 16.4   n/a MPO434258  

357778 (2005 SJ212)          Discovered 2005-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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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
2011-Apr-05 11:15 < 00:01 Jupiter 1.83290747551624 1.83290578994773 1.83290916108423 3.40452719124598 3.26597093454886 2455656.968417407 0.680218480106174 85.3886324386032 49.7613039675747 56.0133121214389 880740.539882378 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2022-Jul-09 19:15 00:01 Jupiter 1.65924336915651 1.65924153889022 1.65924519942138 2.46113599917901 2.24415150766943 2459770.302285744 1.28755326075684 127.509395020857 29.3381820246883 81.307689197823 680874.206714575 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2033-Nov-23 05:32 00:02 Jupiter 1.54961762773986 1.54961593515764 1.54961932031757 1.83301460616344 1.50556985357915 2463924.730226877 2.31512244342416 213.873781544884 131.874253673479 -60.7763645017782 551600.792290445 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2045-May-18 13:08 00:04 Jupiter 1.49951495591582 1.49951363430158 1.49951627752145 1.49076786006971 1.04530385346418 2468119.047162720 3.7092417827859 555.920792038365 255.056068913845 -4.02728498519351 483489.332882254 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2056-Dec-09 01:34 00:06 Jupiter 1.48594730222509 1.48594635310542 1.48594825134806 1.33726864859059 0.805135779419234 2472341.565513961 5.71527304128115 996.03717672159 327.061315952587 10.0575236080058 689760.224281352 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2068-Jul-09 01:29 00:09 Jupiter 1.49802144899315 1.49801977133932 1.49802312665448 1.30418230107126 0.755007605146169 2476571.561949866 8.63813036895732 585.879584840223 328.430569406842 25.3749886682483 1446345.43417073 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2080-Jan-26 19:58 00:13 Jupiter 1.54666822272307 1.54666421880119 1.54667222665075 1.41794448919527 0.956702639494239 2480790.331604495 12.6387470849767 1069.14936845658 183.740589491314 31.4083799384282 981100.378606566 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2091-Jul-18 07:40 00:17 Jupiter 1.64158625256221 1.64157867379766 1.6415938312299 1.73921107807328 1.41170075531286 2484980.819300694 17.4396148120807 517.919233301636 124.585665512248 19.1533730452607 229614.411916244 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2102-Dec-03 18:00 00:22 Jupiter 1.79141679013334 1.79140532418304 1.79142825603192 2.31768604746241 2.10381159404275 2489136.250207130 22.0663794864984 476.394853577271 48.4646828950015 73.9051435489989 418429.219669689 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
2114-Mar-22 11:01 00:26 Jupiter 1.97984208474279 1.9798277883149 1.97985638128029 3.10690888308709 2.96601353111616 2493262.959163626 25.5894163632175 1055.04386312451 60.628789761287 61.1724233037218 822441.043233692 T 7 CATAB v2.0e-lin.ifort 2019-Jul-14 04:47:32 2019-Jul-14 04:47
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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