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(2012 SL50)
Classification: Apollo [NEO]          SPK-ID: 3609222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4644845780355771 0.00012853  
a 1.594024457170305 4.2782e-05 au
q .853624679803166 0.00022773 au
i 9.536095027896904 0.011195 deg
node 184.5953158127207 0.0028528 deg
peri 238.5209358676863 0.041425 deg
M 273.2479818334241 0.39367 deg
tp 2459177.640547932411
(2020-Nov-24.14054793)
0.79672 TDB
period 735.0906480725255
2.01
0.029593
8.102e-05
d
yr
n .4897355189376341 1.9716e-05 deg/d
Q 2.334424234537444 6.2653e-05 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      1 day  
   first obs. used      2012-09-24  
   last obs. used      2012-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .55877  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:48:50  

Additional Information
 Earth MOID = .00220171 au 
 Jupiter MOID = 3.05194 au 
 T_jup = 4.231 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.4   n/a MPO240118  

[ 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
2008-Sep-05 09:34 3_03:23 Earth 0.339204063217154 0.265178355190395 0.413325343751547 21.2407004830875 21.2403306666109 2454714.898719364 4523.39711945244 3704642.56593939 123.377525221044 -4.30119669397124 33508.3153702812 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2010-Sep-15 12:00 2_04:03 Earth 0.171129548841793 0.132944092678061 0.209347679773114 16.4935718781642 16.4926278497577 2455455.000234758 3122.56425856535 1908615.32286741 118.161995320587 -3.48352431270677 13844.0991866992 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2012-Sep-27 02:07 < 00:01 Moon 0.00822766862695748 0.00821061826194866 0.00824471917011832 12.4197786608652 12.4194579351881 2456197.588148352 0.994536164617517 852.378544847076 13.6797135840231 -4.10639294575899 6352.88428932059 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2012-Sep-27 07:45 < 00:01 Earth 0.00728960070706575 0.00727195451715631 0.00730724649307044 12.0321226737887 12.0017057243229 2456197.822937301 0.531560203427214 875.753109648744 15.1755663664609 0.220317587707823 859.893461778221 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2014-Oct-01 20:25 4_08:33 Earth 0.0296277371444623 0.000310853686286999 0.0657249240550865 11.0475933720327 11.0394499623097 2456932.350811779 6273.03988563793 1800152.59669305 109.892506215532 -0.638569116576561 387.441226718201 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2016-Oct-10 02:53 6_22:43 Earth 0.0862105400146808 0.0505899083319778 0.122494468782464 9.78655603361035 9.78339745133816 2457671.620098341 10002.8527996991 1832111.95211688 457.763836764928 10.7526389347043 4986.06507442692 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2024-Dec-30 15:43 8_18:33 Earth 0.179399636458786 0.169728120520663 0.190651211998188 8.46371316167444 8.46195817068752 2460675.154908467 12633.0459506737 989297.797993567 990.998096698254 -57.9930338723862 8498.5936407066 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2027-Jan-19 01:02 3_13:14 Earth 0.152663891474008 0.148613567361678 0.161436784344171 10.0020115596433 10.0002664345432 2461424.543024857 5113.89665410762 1381727.53058968 316.844032242771 -76.4003648404947 27863.3892330249 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2029-Jan-26 05:03 2_05:41 Earth 0.154990071026629 0.14899741622697 0.165725806343711 12.435406717575 12.4340241937389 2462162.710545312 3221.44166557007 1419906.78139709 298.377105957824 72.6529363832167 77620.1363696718 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2031-Feb-01 13:00 1_16:57 Earth 0.197220924412763 0.179322406417321 0.21726659548918 15.0779820333644 15.077085989955 2462899.041503685 2456.93738441939 1396764.23867263 434.308805317108 47.0807411631727 59383.9726734884 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2033-Feb-05 23:51 1_09:12 Earth 0.26707942348871 0.244715672777269 0.290178118559118 17.7971099778812 17.7965494086167 2463634.493569405 1992.35588371675 1331652.78335005 512.273448778991 31.5314717375452 43790.4384210428 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2035-Feb-11 01:12 1_03:34 Earth 0.34445669333375 0.32182959636628 0.367351260696944 20.440420704851 20.4400422693083 2464369.549756919 1653.95619737436 1231807.27847202 537.145321104739 22.8177988938871 38234.1795841871 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2037-Feb-15 04:39 22:56 Earth 0.430129502342703 0.40879975270908 0.451558107805698 23.192292333266 23.1920252344583 2465104.693736318 1375.7247327923 1114582.76148799 532.564801514659 16.943469039297 35434.5580707619 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2145-Sep-03 21:11 5_20:34 Earth 0.412028959669694 0.258947853728266 0.565391873064512 23.3556069733356 23.3553300905019 2504751.382508533 8433.66807488661 7659436.60518525 181.525197629098 -3.74451403859133 22205.270937323 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2147-Sep-09 02:27 6_15:34 Earth 0.322419144571362 0.167602698367518 0.477578825224761 20.8010537225427 20.8006564300605 2505486.601810616 9573.66017546121 7746415.29401284 183.132202505038 -3.42049399901747 15609.729127182 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2149-Sep-13 18:54 7_16:52 Earth 0.229120835621508 0.074695731587237 0.383973271955619 18.1733428970111 18.1727029845056 2506222.287713223 11091.8950852533 7726987.88280174 176.460888689844 -2.73044396972342 9052.35429487187 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2151-Sep-19 12:30 8_21:27 Earth 0.144874093279808 0.00300212191839847 0.294754388562343 15.7767358535706 15.7755700630556 2506958.020811794 12806.819764897 7474588.64667303 171.727483173311 -1.19395554101453 2455.00355298853 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2155-Sep-30 15:17 8_21:02 Earth 0.00596361239763891 0.0059525221038986 0.0901480871794762 11.8488066223972 11.8110388787914 2508430.136981269 12782.1995624724 4468957.47131697 43.8152601956116 -86.647837771164 14055.7287100924 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
2155-Sep-30 19:20 8_16:17 Moon 0.00682077459224345 0.00650596892486058 0.0891795401839415 12.7021498581707 12.7017715773624 2508430.305894752 12496.5730917189 4333212.43113871 54.4665641547329 72.5554993466813 17403.9363146027 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 07:06:27 2018-Dec-11 15:52
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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