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JPL Small-Body Database Browser
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249266 (2008 SD127)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2600224164174791 7.9865e-08  
a 3.978987514082238 5.1157e-08 au
q 2.944361565775596 3.1527e-07 au
i 4.442980181253481 8.6102e-06 deg
node 218.769076028942 7.127e-05 deg
peri 185.1489697134322 7.9378e-05 deg
M 107.4265916952815 2.2837e-05 deg
tp 2457735.399450670210
(2016-Dec-12.89945067)
0.00018023 TDB
period 2899.060584944571
7.94
5.5909e-05
1.531e-07
d
yr
n .1241781568379617 2.3948e-09 deg/d
Q 5.01361346238888 6.4459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      9225 days (25.26 yr)  
   first obs. used      1992-10-22  
   last obs. used      2018-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5039  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:54:44  

Additional Information
 Earth MOID = 1.95298 au 
 Jupiter MOID = .401082 au 
 T_jup = 2.991 
[ 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 15.4   n/a MPO433633  
diameter diameter 4.758 km 0.519 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.054   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

249266 (2008 SD127)          Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ 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
1904-Jul-09 16:22 00:05 Jupiter 1.88198805208219 1.88198689561388 1.88198920855381 5.11840853502259 5.02970874101081 2416671.182104620 5.01476827022586 237.614082545818 45.0441488606682 83.1107831556839 2037144.11148491 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
1928-Jul-03 00:32 00:05 Jupiter 1.89121862198928 1.89121762797902 1.89121961600213 5.29900230614337 5.21379735596537 2425430.522562841 4.78279426943827 225.146256333351 40.0662606571287 84.0346514998464 2308014.96913543 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
1952-Nov-27 23:02 00:04 Jupiter 1.95445821659526 1.95445737147595 1.95445906171458 5.67259316518278 5.59567277612213 2434344.459796657 3.60072674356829 160.353522613298 40.0621156654968 88.8568483647718 2491740.17114691 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
1977-Jun-08 19:05 00:02 Jupiter 1.96850849371121 1.96850753409389 1.96850945332853 5.46554328146198 5.38624084845181 2443303.295454789 2.22997140540917 95.8505063869709 44.1903146968487 -84.2842699810564 2075492.28376402 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
2001-Oct-23 23:49 00:01 Jupiter 1.92528387233334 1.92528265513315 1.92528508953343 4.84630426945803 4.75465786714918 2452206.492314681 1.0107818179827 81.3245982998554 55.0057083419628 -83.5404862679757 1481228.09834926 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
2025-Sep-25 19:37 < 00:01 Jupiter 1.93865120897285 1.93865007723695 1.93865234070853 4.68946181621376 4.59534824649799 2460944.317429292 0.721904789657284 82.3779831590493 51.0037059551373 89.4512040191593 1546575.45008205 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
2141-Mar-03 16:33 00:05 Jupiter 1.92173799732831 1.92173655400588 1.92173944065829 5.14898810383632 5.06266346188157 2503106.189400360 4.98590528819801 245.956895259076 38.7600216602056 77.5393622758472 2252934.26626232 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
2165-Jan-06 01:12 00:03 Jupiter 1.90642613845417 1.90642522641344 1.90642705049631 5.18585358911612 5.09945881380865 2511815.549899644 2.97404959594621 158.100625911939 35.2922183818076 81.4787307182263 2551267.66144346 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
2189-May-10 02:14 00:02 Jupiter 1.9550613547065 1.95506049740311 1.95506221201001 5.69129963934345 5.61465934679639 2520705.593167924 1.51867515043092 91.4077167099942 37.5181924226552 79.2332170404065 2539210.9055001 T 7 CATAB v2.0e-lin.ifort 2018-Oct-04 09:54:46 2018-Dec-17 23:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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