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266859 (2009 UJ109)
Classification: Main-belt Asteroid          SPK-ID: 2266859
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05172462968185533 4.9725e-08  
a 3.141871175600155 4.1913e-08 au
q 2.979359052534142 1.4179e-07 au
i 2.31864395335625 7.3495e-06 deg
node 14.9031089414137 0.00015136 deg
peri 249.2116863938203 0.00017179 deg
M 110.424756568507 7.9934e-05 deg
tp 2458376.556970128863
(2018-Sep-15.05697013)
0.00045134 TDB
period 2034.140692121483
5.57
4.0704e-05
1.114e-07
d
yr
n .176978908781645 3.5414e-09 deg/d
Q 3.304383298666169 4.4081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      5829 days (15.96 yr)  
   first obs. used      2003-09-19  
   last obs. used      2019-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48318  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:59  

Additional Information
 Earth MOID = 1.96471 au 
 Jupiter MOID = 1.73173 au 
 T_jup = 3.207 
[ 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 15.8   n/a MPO454983  

266859 (2009 UJ109)          Discovered 2009-Oct-23 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
1954-Dec-26 16:39 00:04 Jupiter 1.9950396375536 1.99503809182187 1.99504118328511 3.31799413380811 3.18746867648818 2435103.193543399 3.85922448055758 81.0013872308181 45.4890522209966 -49.781004680732 1376495.45575517 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
1965-Jun-16 21:52 00:03 Jupiter 1.81383445106207 1.81383351053261 1.81383539159133 2.83078723107255 2.6607138963754 2438928.411443623 3.30340197547101 80.31704932457 35.0017909487745 86.7084343845673 2060840.00175923 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
1975-Nov-27 04:09 00:03 Jupiter 1.79080583632536 1.79080521720339 1.79080645544733 3.03404301159392 2.87392571009285 2442743.672799527 2.60437678859434 121.209085449332 19.6440648884006 -88.7777344819301 2218230.50275903 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
1986-May-15 04:04 00:02 Jupiter 1.95537631128568 1.95537544492459 1.95537717764688 3.79371529156304 3.67776063344365 2446565.669281490 1.85698165945856 85.5002896387429 30.7446228100558 -76.574388930543 2093324.32323042 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2049-Oct-19 22:23 00:02 Jupiter 1.96579396753319 1.9657932641819 1.96579467088448 3.21850468845651 3.08172211554913 2469734.432516192 2.21492077294539 64.57447832404 24.7668819808483 -80.244628610322 2365581.0576701 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2060-Apr-08 21:13 00:03 Jupiter 1.80111840076303 1.80111796845726 1.8011188330689 2.80408471378423 2.63103389372756 2473558.383892274 2.98889170916379 81.0364276070911 14.5820234690985 -86.3899364772246 3142549.61893502 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2070-Sep-20 11:25 00:04 Jupiter 1.80111655301981 1.80111560518063 1.80111750086217 3.10083010042817 2.94526647600616 2477374.975530066 3.68899165727306 166.603835801244 19.7301679619576 -81.9711696813903 2155629.77435609 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2081-Mar-12 02:37 00:04 Jupiter 1.97286588393824 1.97286439317475 1.97286737470441 3.88707603093914 3.77500833102647 2481200.609224713 4.23852115695951 156.694094955217 32.8549648208786 -68.6020472846205 2068465.86407448 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2144-Aug-16 23:06 00:08 Jupiter 1.9515446684162 1.95154253652534 1.95154680030683 3.16160469418447 3.02120684797195 2504368.462169844 8.32775755722986 110.147508650395 46.5286685089195 -43.0817034372203 1255930.28682787 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2155-Feb-03 21:53 00:09 Jupiter 1.80102976213244 1.80102896788543 1.80103055638067 2.81614647065566 2.64387649528133 2508191.411615558 9.29229721000304 139.940481762976 29.2794202092921 78.3268250891352 3085079.1568625 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37
2165-Jul-15 23:23 00:10 Jupiter 1.82314709977272 1.82314523106199 1.82314896851785 3.19948119690145 3.05081836298298 2512006.474171021 9.94125112685759 441.770803622093 21.9622910681042 -82.5204055924338 2107512.92110097 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 04:37:00 2019-Sep-24 04:37

Alternate Designations
 2009 UJ109 = 2006 DE156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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