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266773 (2009 SC188)
Classification: Main-belt Asteroid          SPK-ID: 2266773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1427716241632207 5.4328e-08  
a 3.086490975951878 4.4396e-08 au
q 2.645827646350104 1.821e-07 au
i 10.38569546977087 7.4215e-06 deg
node 176.5184331527119 2.8155e-05 deg
peri 249.4500865664417 4.7126e-05 deg
M 314.1964487327022 4.5656e-05 deg
tp 2459252.495389318752
(2021-Feb-06.99538932)
0.00025507 TDB
period 1980.596212405928
5.42
4.2733e-05
1.17e-07
d
yr
n .1817634496850271 3.9217e-09 deg/d
Q 3.527154305553652 5.0734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1998-09-18  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60552  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:52  

Additional Information
 Earth MOID = 1.68081 au 
 Jupiter MOID = 1.92529 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 16.0   n/a MPO454982  

266773 (2009 SC188)          Discovered 2009-Sep-21 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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
1938-Apr-09 11:18 00:05 Jupiter 1.99803991511729 1.99803843144143 1.99804139880973 3.72270162837367 3.60702841210374 2428997.971035475 5.38030647624038 351.876858676268 30.1037001128038 84.7526120033097 1463139.39362745 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
1947-Dec-30 00:08 00:05 Jupiter 1.9427657356263 1.94276500059194 1.94276647066088 2.24872932717571 2.04568023394913 2432549.505414025 5.12484010818558 155.033875265911 28.3453816778115 -65.2970794706612 1236129.76641091 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2008-Jan-04 16:57 < 00:01 Jupiter 1.94048459788875 1.94048379000827 1.94048540576935 2.08013493334234 1.85848333911086 2454470.206563807 0.813576440414227 79.8715938612985 11.5725166132001 -67.2874563887495 1829454.7540744 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2068-Jan-09 15:14 00:04 Jupiter 1.94093972782536 1.94093891821111 1.94094053744038 2.66278372105778 2.4935157580256 2476390.134903159 3.70527784461662 126.502951466264 36.3753302781552 -67.6214506064172 1133004.76999455 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2077-Sep-26 23:32 00:04 Jupiter 1.98265780984231 1.9826570029751 1.98265861671019 2.82140000612012 2.66568314378606 2479938.480426738 4.19737268652646 232.80740344196 25.6158248819252 -86.8931868309803 1494800.81201325 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2128-Jan-02 08:45 00:08 Jupiter 1.95229784108505 1.95229711514794 1.95229856702327 3.55292435018295 3.42863717801666 2498296.864246044 7.63869697117489 445.098732179802 29.0429521486959 -86.1316311927874 1482502.60724079 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2137-Sep-20 06:26 00:09 Jupiter 1.9505653761183 1.95056438094071 1.95056637129722 2.21485413552698 2.00925100634772 2501845.767762267 8.82148712526951 271.817533004495 22.8438881212992 -70.5269899684667 1227735.60041279 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2187-Dec-11 03:27 00:11 Jupiter 1.992197482615 1.99219562451182 1.99219934083402 4.38230292167316 4.28418475156285 2520189.643654099 11.2089504655414 836.384397527605 31.8753736132654 85.9441803958844 1935030.22047852 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36
2197-Sep-25 07:09 00:14 Jupiter 1.92818607093171 1.9281849466814 1.92818719518487 2.00735366765818 1.77507731538088 2523765.798053815 13.6283149458237 234.892993846844 71.027239112418 55.4597844349705 1823371.75460523 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:53 2019-Sep-24 04:36

Alternate Designations
 2009 SC188 = 1998 SQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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