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187203 (2005 SB85)
Classification: Main-belt Asteroid          SPK-ID: 2187203
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1663639807192243 6.6335e-08  
a 3.078318422915384 3.3104e-08 au
q 2.566197116157856 2.0558e-07 au
i 1.006848933171939 8.5467e-06 deg
node 205.7175738699837 0.00033744 deg
peri 231.2564753087546 0.00033819 deg
M 252.5784041911953 2.4681e-05 deg
tp 2459789.150934882949
(2022-Jul-28.65093488)
0.0001392 TDB
period 1972.734951126954
5.40
3.1822e-05
8.712e-08
d
yr
n .1824877689698481 2.9437e-09 deg/d
Q 3.590439729672912 3.8611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6775 days (18.55 yr)  
   first obs. used      2000-11-21  
   last obs. used      2019-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57495  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:26  

Additional Information
 Earth MOID = 1.58126 au 
 Jupiter MOID = 1.67329 au 
 T_jup = 3.207 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457098.5 (2015-Mar-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723724080627162 6.8782e-08  
q 2.539854101182441 2.1643e-07 au
tp 2457810.246716093596
(2017-Feb-25.74671609)
0.00011742 TDB
node 206.5609503161543 0.00033575 deg
peri 228.9871121467231 0.00033639 deg
i 1.009294741505954 8.5978e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6775 days (18.55 yr)  
   first obs. used      2000-11-21  
   last obs. used      2019-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57495  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:26  

Additional Information
 Jupiter MOID = 1.67329 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.730928641472179E-15 -1.478393940958233E-14 -3.42826710766999E-12 4.810345706465424E-15 -5.958673271302047E-13 7.013723290273693E-16
q -1.478393940958233E-14 4.684207736774062E-14 1.16785256490663E-11 -1.662796047841689E-14 1.980797352462683E-12 -2.354600293558906E-15
tp -3.42826710766999E-12 1.16785256490663E-11 1.378681005978272E-8 3.655909886294008E-13 2.458216814461026E-9 -2.378115010694599E-14
node 4.810345706465424E-15 -1.662796047841689E-14 3.655909886294008E-13 1.127266864675255E-7 -1.127088140246426E-7 4.315448905016723E-10
peri -5.958673271302047E-13 1.980797352462683E-12 2.458216814461026E-9 -1.127088140246426E-7 1.131586466204663E-7 -4.314947765239631E-10
i 7.013723290273693E-16 -2.354600293558906E-15 -2.378115010694599E-14 4.315448905016723E-10 -4.314947765239631E-10 7.392137289658419E-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 16.08   n/a MPCxxxxx  
rotation period rot_per 0.92 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

187203 (2005 SB85)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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
1902-Oct-29 22:24 00:05 Jupiter 1.85199038612694 1.8519880068853 1.85199276537121 2.64164886324386 2.46243636124637 2416052.433469830 5.2746487576163 203.925869270849 24.7908554271253 80.5949715402872 999830.969003333 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
1912-May-22 14:03 00:05 Jupiter 1.7421953161179 1.74219380652553 1.74219682570729 1.65415480363969 1.32810610541638 2419545.085181223 4.79349085611541 126.822003852792 93.1001827504905 -46.2848247252742 903163.728658697 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
1961-Sep-02 02:50 00:03 Jupiter 1.75202046895274 1.75201936051707 1.75202157738711 2.07293591626242 1.82487093645359 2437544.618354275 2.58697900668601 110.299351115064 21.5254004888973 -81.6964461679037 982152.009995549 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
1971-Mar-28 20:17 00:02 Jupiter 1.83614940832618 1.83614825387965 1.83615056277157 1.90971222825926 1.65057365781254 2441039.345338411 2.04692423740548 93.0156715902565 37.1809965698836 -80.959813131808 1111366.21411022 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2020-Jul-06 05:54 < 00:01 Jupiter 1.68601050258076 1.68600997474185 1.68601103041957 1.7065449812869 1.38113372634712 2459036.745610200 0.444563674799656 108.483689387595 58.8810965531008 79.7896627629757 1759461.22165702 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2030-Feb-04 11:09 < 00:01 Jupiter 1.95603274380724 1.95603187125936 1.95603361635468 2.30815360554421 2.11222900689595 2462536.964447066 0.801760625453907 68.1422645725564 14.7952789142466 86.6099219310158 1421559.91046512 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2079-May-13 02:09 00:03 Jupiter 1.66724098927131 1.66724040675004 1.66724157179239 1.54952507830401 1.17683944890084 2480531.589916849 3.08363753414233 143.450739261389 95.1605943164229 38.6593332607918 1610581.76733183 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2128-Aug-28 09:03 00:05 Jupiter 1.88988679873284 1.8898845785257 1.88988901894643 2.93657538023537 2.77976638551368 2498535.877081454 5.34219540834417 239.273183082111 28.1161970145801 78.2579065234531 1259957.72252096 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2138-Mar-20 06:50 00:06 Jupiter 1.70068781763679 1.70068628267288 1.70068935259702 1.58053959934943 1.22556573526823 2502026.784845064 5.89384907912253 135.152588487394 98.2796688022684 15.2821856185035 877069.715417255 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2187-Jul-04 15:37 00:08 Jupiter 1.77854992886761 1.778547114281 1.77855274346059 2.28646168766347 2.06770897913594 2520030.150687302 8.3251112705151 293.100014125163 7.71536410330841 -85.4594712166879 958385.434905654 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
2197-Jan-23 00:42 00:09 Jupiter 1.78236829775327 1.78236490730502 1.78237168819382 1.78413135697002 1.49421503973004 2523520.528858976 8.66475285944286 201.161752990645 61.8832994054546 -69.9903049830891 777659.550346933 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 21:54:26 2021-Apr-13 21:54
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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