+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26551 Shenliangbo (2000 DS73) Classification: Main-belt Asteroid          SPK-ID: 2026551 [ 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 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08592619134937658 3.4929e-08   a 2.563231471347054 9.9897e-09 au q 2.342982753467343 9.0835e-08 au i 2.789976616552958 3.617e-06 deg node 175.8063022894194 7.8666e-05 deg peri 94.61716446477401 8.1741e-05 deg M 292.8100428414847 2.4384e-05 deg tp 2459480.257688099744 (2021-Sep-22.75768810) 0.00010189 TDB period 1498.925910583707 4.10 8.7627e-06 2.399e-08 d yr n .2401719774527148 1.404e-09 deg/d Q 2.783480189226765 1.0848e-08 au   Orbit Determination Parameters    # obs. used (total)      1381      data-arc span      10073 days (27.58 yr)      first obs. used      1993-08-16      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53009      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 05:21:29   Additional Information  Earth MOID = 1.3271 au   Jupiter MOID = 2.27776 au   T_jup = 3.427  [ hide covariance matrix ] Orbital Elements at Epoch 2456950.5 (2014-Oct-20.0) TDB Reference: JPL 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0872800520998487 3.4893e-08   q 2.339176170991468 9.0888e-08 au tp 2456480.564820864595 (2013-Jul-07.06482086) 9.7885e-05 TDB node 175.8396043460868 7.8729e-05 deg peri 94.30407008963404 8.1713e-05 deg i 2.788006276488374 3.6174e-06 deg   Orbit Determination Parameters    # obs. used (total)      1381      data-arc span      10073 days (27.58 yr)      first obs. used      1993-08-16      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53009      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 05:21:29   Additional Information  Jupiter MOID = 2.27776 au   T_jup = 3.427  Orbit Covariance (6×6)   e q tp node peri i e 1.217508087154734E-15 -3.15566510638114E-15 -5.981819506637959E-14 2.04441150976149E-15 -8.879204252573097E-15 1.080645259464726E-16 q -3.15566510638114E-15 8.260562787851057E-15 2.033638355533465E-13 -4.610540199792628E-15 3.72691563155278E-14 -2.124817735932084E-16 tp -5.981819506637959E-14 2.033638355533465E-13 9.581536759308894E-9 3.902976336365406E-11 2.159455280842881E-9 1.7158551927836E-13 node 2.04441150976149E-15 -4.610540199792628E-15 3.902976336365406E-11 6.198302309360276E-9 -6.181719441006214E-9 -7.979952483609805E-12 peri -8.879204252573097E-15 3.72691563155278E-14 2.159455280842881E-9 -6.181719441006214E-9 6.677075828347729E-9 8.017540115795602E-12 i 1.080645259464726E-16 -2.124817735932084E-16 1.7158551927836E-13 -7.979952483609805E-12 8.017540115795602E-12 1.308576213515457E-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 14.94   n/a E2021B10   26551 Shenliangbo           Discovered 2000 Feb. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Shen Liang-Bo (b. 1993) was awarded second place in the 2010 Intel International Science and Engineering Fair for his energy-and-transportation team project. He attends the Beijing No. 4 High School, Beijing, China. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20110319/MPCPages.arc Last Updated: 2011-03-23 [ 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 1966-Sep-05 19:42 00:05 Europ 0.0494387393020892 0.0494339695338676 0.0494435095830027 2.84774016085242 2.84774008535989 2439374.321150742 4.66558415090217 347.808020657032 37.7265908071136 47.2738908406844 144541.978440363 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 05:21:32 2021-Apr-13 05:21 2036-Mar-01 21:10 00:02 Psych 0.0261258234807683 0.0261216535207244 0.0261299936701478 2.71168299696592 2.71168282618307 2464754.382282997 2.19117539627735 242.710510201294 53.3851618227376 -32.1347933053186 41177.9165443191 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 05:21:32 2021-Apr-13 05:21 2102-Sep-03 06:49 00:01 Juno 0.0446002545384206 0.0445922082858047 0.0446083083593823 7.11992568785408 7.11992564954223 2489044.783911475 1.40677600418916 1005.37576987801 45.3691076374341 -66.6077066646897 134957.050765809 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 05:21:32 2021-Apr-13 05:21 2147-Dec-06 10:34 00:04 Amphi 0.0406916869936357 0.0406777505855877 0.0407056407330434 3.96037116437178 3.96037112869945 2505574.940293523 4.2217810303196 1496.8860462437 40.6287752116879 -62.3779996706483 132695.009873712 T 28 CATAB v2.0f-lin.ifort 2021-Apr-13 05:21:32 2021-Apr-13 05:21 Alternate Designations  2000 DS73 = 1993 QB11  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 03:03 UT (server date/time)   Site Manager:   Ryan S. 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