+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   643 Scheherezade (A907 RK) Classification: Outer Main-belt Asteroid          SPK-ID: 2000643 [ 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 39 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05690148714872884 3.4135e-08   a 3.361619313727309 1.6087e-08 au q 3.170338175548336 1.1453e-07 au i 13.76832973419138 3.9043e-06 deg node 252.175757987164 1.5483e-05 deg peri 230.2339066798338 3.7102e-05 deg M 26.96098977067626 3.3107e-05 deg tp 2458831.901171312551 (2019-Dec-14.40117131) 0.00020707 TDB period 2251.237022221499 6.16 1.616e-05 4.424e-08 d yr n .1599120823114198 1.1479e-09 deg/d Q 3.552900451906281 1.7002e-08 au   Orbit Determination Parameters    # obs. used (total)      2995      data-arc span      41195 days (112.79 yr)      first obs. used      1907-09-09      last obs. used      2020-06-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .41413      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:27:23   Additional Information  Earth MOID = 2.20626 au   Jupiter MOID = 1.73756 au   T_jup = 3.107  [ 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 9.8   n/a MPO502159   diameter diameter 64.997 km 0.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 14.161 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List: [Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Warner, B.D. (2006) Minor Planet Bull. 33, 35-39.] [Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Stephens, R.D. (2018) Minor Planet Bull. 45, 50-54.] geometric albedo albedo 0.058   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   B-V BV 0.719   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=9.21, mean=10.86, max.=15.29) deg. U-B UB 0.302   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.21, mean=11.32, max.=15.29) deg. Tholen spectral type spec_T P   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo 643 Scheherezade (A907 RK)          Discovered 1907-Sep-08 by Kopff, A. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ 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 1923-Nov-23 13:38 00:03 Jupiter 1.84509397526115 1.84509237719524 1.84509557334089 4.30473982037471 4.1967427962 2423747.068156882 2.57763258453263 274.750438857241 16.1343600699657 73.6940740911541 3787817.95770786 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 1936-Jun-24 22:52 00:02 Jupiter 1.66781225846989 1.66781137589961 1.66781314105335 4.21133273859106 4.08896008571209 2428344.453085463 2.03445172283636 262.759204828542 15.2284685806611 81.5770286502635 3492058.81086462 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 1949-Jan-14 17:37 00:02 Jupiter 1.60473015243729 1.60472973487586 1.60473056999927 3.86524041390094 3.72618118183146 2432931.234283963 1.6561472631282 190.279411583114 18.4596550916533 89.3665916591564 2908612.90683453 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 1961-Sep-01 17:34 00:02 Jupiter 1.66913578111663 1.66913521454681 1.66913634768664 3.07368668344792 2.90389848071785 2437544.231950520 1.50701826578367 115.3840179325 36.4404002443223 -88.7138331092916 1712290.23907425 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 1974-Jul-27 16:26 00:02 Jupiter 1.77760358773149 1.77760300944426 1.77760416601861 1.59707454449143 1.26398314634422 2442256.184816758 1.49226886859266 322.778650988558 56.956773249396 77.2827498714479 2909150.94229026 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 1987-Jul-15 17:05 < 00:01 Jupiter 1.77042511685463 1.77042460088286 1.7704256328265 3.24637875187108 3.09549951207735 2446992.211521818 0.76845989779735 61.2534774379238 22.1469778355252 -75.3207293210253 2208465.54937606 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2000-Apr-15 17:33 < 00:01 Jupiter 1.74314252363847 1.74314212419507 1.74314292308186 4.59260060360484 4.48554861576306 2451650.231538293 0.351301542750997 51.4776310352631 18.1316939419349 -84.0922885915751 3865017.23278828 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2012-Dec-24 17:36 < 00:01 Jupiter 1.83685933999461 1.8368589807041 1.83685969928512 5.23414102832911 5.14528730829844 2456286.233208725 0.164192481352137 47.752117083326 16.9267480454947 -86.506317567745 4892373.03451848 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2089-Jul-04 19:25 00:02 Jupiter 1.99705006491016 1.9970491489379 1.99705098088525 4.47035561508376 4.37444918056398 2484237.309177538 1.50479705524042 137.877780324885 15.8332751388958 71.7806608173637 4488324.6512972 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2102-Feb-20 20:15 00:02 Jupiter 1.78311357075683 1.78311277817969 1.78311436334065 4.40250342689556 4.29324906738363 2488850.343774821 1.68762313573747 196.558277083433 14.7928220042539 79.5465731467116 4050186.79296747 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2114-Sep-21 09:00 00:02 Jupiter 1.66403123804039 1.6640307892558 1.66403168682856 4.09013786112942 3.96373446715127 2493445.875016486 1.98532005183321 221.162108757291 16.7722927885568 87.2528501530739 3378554.62442555 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2127-Apr-27 12:32 00:03 Jupiter 1.65665507431774 1.65665446527107 1.65665568336676 3.44239625138024 3.2905200809088 2498047.022363794 2.60943566875784 176.716166237804 28.2517179553778 -81.1959260682037 2043034.51494175 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2140-Feb-02 20:40 00:04 Jupiter 1.73032181054825 1.73032095793141 1.7303226632544 1.99647377887636 1.73403370388058 2502711.361280771 4.19995843879871 999.425333886051 45.5792156319452 75.1144002829561 2346194.36076362 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2153-Feb-10 12:27 00:05 Jupiter 1.74068554312501 1.74068485664481 1.74068622960798 2.35888529019922 2.14269319952268 2507468.018634344 4.68269092717783 232.958805936463 44.8988949763942 -38.9539682794177 839563.311339574 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2165-Nov-25 09:10 00:04 Jupiter 1.68423417709884 1.68423366709956 1.68423468710674 4.01351224280677 3.88618777339554 2512138.881711101 4.11699662209896 385.170162216805 19.5155007093536 -85.786974734681 2874717.56449053 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2178-Jul-31 08:42 00:04 Jupiter 1.71784141751925 1.71784024376197 1.71784259131665 4.83477119646078 4.73168733275416 2516769.862210236 4.27663185895222 446.770947318919 17.8165690469752 83.4849856080082 4043709.48210436 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 2191-Apr-08 21:59 00:05 Jupiter 1.90371435447672 1.9037117949665 1.90371691400621 5.17895771328105 5.09232166715824 2521404.416119426 4.74845123341829 335.567690712366 24.9363416483214 68.2412511354755 4798002.59529459 T 39 CATAB v2.0f-lin.ifort 2020-Nov-13 04:27:29 2020-Nov-13 04:27 Alternate Designations  A907 RK = 1956 VG = A899 LC  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Nov-24 22:12 UT (server date/time)   Site Manager:   Ryan S. 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