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266795 (2009 SL307)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266795
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 .1357398359333066 5.2495e-08  
a 3.247410064118403 4.9455e-08 au
q 2.806607154806803 1.7474e-07 au
i 3.901158142318677 6.0181e-06 deg
node 74.35110089606135 0.00010137 deg
peri 14.57185864338162 0.00010448 deg
M 235.1850335351451 2.6836e-05 deg
tp 2459741.585453773124
(2022-Jun-11.08545377)
0.0001654 TDB
period 2137.490165760266
5.85
4.8828e-05
1.337e-07
d
yr
n .1684218275090658 3.8474e-09 deg/d
Q 3.688212973430004 5.6168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      5353 days (14.66 yr)  
   first obs. used      2003-09-22  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5837  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 16:59:54  

Additional Information
 Earth MOID = 1.82328 au 
 Jupiter MOID = 1.51985 au 
 T_jup = 3.164 
[ 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 15.7   n/a MPO440312  

266795 (2009 SL307)          Discovered 2009-Sep-17 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
1939-Feb-27 23:16 00:09 Jupiter 1.96132679957428 1.96132326077672 1.96133033839123 3.73566058048873 3.61820894519604 2429322.469267217 8.51776715814402 368.124977701276 29.0998992518141 68.9380970492005 1684076.05166861 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
1950-May-19 14:23 00:07 Jupiter 1.79739901383967 1.79739611075816 1.79740191693036 2.76649925788752 2.59056366700513 2433421.099188454 7.35430856499726 274.707590104164 17.3524623087511 77.0435582050069 1305769.99026962 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
1961-Sep-10 11:37 00:06 Jupiter 1.6748721792425 1.67487028472376 1.67487407376638 2.13726286112027 1.88585396702289 2437552.983724745 5.77583027641377 227.346187989441 20.6634029363081 -85.8558192349356 1234755.03430027 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
1973-Feb-09 19:04 00:04 Jupiter 1.60250739232617 1.60250638260748 1.60250840204914 1.81906659681516 1.50062712735738 2441723.294218467 4.15730924189514 208.441340629431 55.2232136450842 -80.3902299931421 1416163.19025195 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
1984-Aug-12 00:34 00:03 Jupiter 1.57583492812264 1.57583435601269 1.57583550023358 1.70005877270701 1.34728822556209 2445924.523265133 2.75842468284612 164.124585675831 72.981043453812 89.259407803086 1611225.68980808 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
1996-Mar-02 00:30 00:02 Jupiter 1.57615193869594 1.57615142522647 1.57615245216524 1.67788175381439 1.31927598662767 2450144.520709720 1.6194045230913 133.548878854446 73.944485329264 76.5750765635113 1640091.24208448 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2007-Sep-23 21:34 < 00:01 Jupiter 1.59982267490222 1.59982212736275 1.59982322244161 1.72050019792122 1.37884931403616 2454367.398425082 0.710072903035381 122.987829003235 65.2891421867147 78.3550168966913 1603798.55633585 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2019-Apr-07 12:33 < 00:01 Jupiter 1.65515254628518 1.65515188366191 1.65515320890827 1.8456087363575 1.54362358832908 2458581.022635783 0.564636831554968 116.480157258252 42.8035745577455 83.517232379015 1565005.33823611 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2030-Sep-28 22:45 00:01 Jupiter 1.74667130198341 1.74667036107135 1.74667224289537 2.0842704547542 1.83693026343018 2462773.447820882 1.30955792413836 110.847932475904 19.8742411162219 84.5180043962668 1443412.12065367 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2042-Feb-24 02:04 00:02 Jupiter 1.87806031663066 1.87805901183254 1.87806162142932 2.47949433365505 2.29038724095091 2466939.585955565 2.09624205119286 119.659766388488 23.5129148762465 77.5603249698184 1467761.62941991 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2176-Sep-11 15:43 00:06 Jupiter 1.81069296138857 1.81069006365478 1.81069585912853 3.01353168550151 2.8540839030427 2516082.155098432 5.97604217059856 241.309398613301 27.977613175489 70.5469312270352 1226311.38558694 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2187-Dec-23 14:44 00:06 Jupiter 1.65298675562689 1.65298457938079 1.65298893187562 2.19340255849126 1.94580984222923 2520202.114199368 5.55782902522594 218.040784218451 16.5736492543572 -84.6592052903874 1004658.36252472 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47
2199-May-17 03:50 00:05 Jupiter 1.55753993244446 1.55753860194284 1.55754126294981 1.74159068458038 1.39481060945712 2524364.659577195 5.12171363433447 274.478094088436 82.9572823012264 -63.9654295177824 1051904.41374629 T 12 CATAB v2.0e-lin.ifort 2018-May-31 16:59:56 2018-Dec-17 23:47

Alternate Designations
 2009 SL307 = 2003 SE431 = 2003 SL264 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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