+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 41 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05676902528366599 3.375e-08   a 3.360772430470569 1.6012e-08 au q 3.169984655392538 1.1297e-07 au i 13.76852779186523 3.8697e-06 deg node 252.1686622033062 1.5452e-05 deg peri 230.0242910133766 3.7155e-05 deg M 59.15970772900595 3.3154e-05 deg tp 2458830.688336145477 (2019-Dec-13.18833615) 0.00020734 TDB period 2250.386354129226 6.16 1.6083e-05 4.403e-08 d yr n .1599725306454322 1.1433e-09 deg/d Q 3.5515602055486 1.6921e-08 au   Orbit Determination Parameters    # obs. used (total)      3081      data-arc span      41409 days (113.37 yr)      first obs. used      1907-09-09      last obs. used      2021-01-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .41042      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 00:48:28   Additional Information  Earth MOID = 2.20564 au   Jupiter MOID = 1.73879 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 9.82   n/a E2021B10   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. 2020-October); 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 1.84509397594709 1.84509239714717 1.84509555476064 4.30473976779045 4.19674274230322 2423747.068148265 2.54916964144321 271.766730599394 16.1085067930182 73.72028686523 3807204.3716256 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 1936-Jun-24 22:52 00:02 Jupiter 1.66781225913929 1.66781138908334 1.66781312920803 4.21133270836907 4.08896005463548 2428344.453075506 2.01247590974574 259.68112932176 15.1837813847356 81.6142017351263 3517515.07110919 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 1949-Jan-14 17:37 00:02 Jupiter 1.60473015111717 1.60472973647692 1.60473056575788 3.86524038728864 3.72618115410948 2432931.234278894 1.63954617989159 187.772062497145 18.4060025089256 89.4349988552258 2936321.45210242 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 1961-Sep-01 17:34 00:02 Jupiter 1.66913577611926 1.66913521035098 1.66913634188773 3.07368667089999 2.90389846691305 2437544.231947222 1.49355640439981 113.833867828828 36.3618671244295 -88.8227547051636 1734849.83760882 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 1974-Jul-27 16:26 00:01 Jupiter 1.77760357917214 1.77760300462743 1.77760415371675 1.59707455164884 1.26398315357259 2442256.184818903 1.4799407736907 319.763522470743 56.7297193187065 77.3208125943702 2914600.76551175 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 1987-Jul-15 17:05 < 00:01 Jupiter 1.77042511118148 1.77042459895572 1.77042562340734 3.24637876957949 3.09549953015364 2446992.211522599 0.762915240819439 60.7075308748378 22.1070138344771 -75.4139659345771 2219222.79562933 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2000-Apr-15 17:33 < 00:01 Jupiter 1.7431425217948 1.74314212428279 1.7431429193069 4.59260051593923 4.48554852589064 2451650.231532294 0.349489305725249 51.1857796857228 18.0390693693524 -83.9885660199975 3895364.24702965 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2012-Dec-24 17:36 < 00:01 Jupiter 1.83685933925742 1.8368589826638 1.83685969585104 5.23414095991906 5.14528723867106 2456286.233203696 0.164100122495149 47.7149035049547 16.8060677509656 -86.5906236328226 4935321.11598236 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2089-Jul-04 19:25 00:01 Jupiter 1.99705005654468 1.99704914839606 1.99705096469614 4.4703555679373 4.37444913197772 2484237.309178846 1.48969877060459 136.50639357868 15.8289067339435 71.7765943138746 4505561.21510133 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2102-Feb-20 20:15 00:02 Jupiter 1.78311356580184 1.78311277774691 1.78311435386336 4.4025033405894 4.29324897857369 2488850.343790823 1.67067136399578 194.75102777823 14.7765631481635 79.5204034532142 4072343.2805214 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2114-Sep-21 09:00 00:02 Jupiter 1.66403123555573 1.66403078684218 1.66403168427287 4.09013780198719 3.96373440593125 2493445.875022046 1.96452174432827 219.29934945742 16.7176748825035 87.2093761082538 3403031.38357188 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2127-Apr-27 12:32 00:03 Jupiter 1.65665507261698 1.65665447064134 1.65665567459496 3.44239617039158 3.29051999602254 2498047.022373110 2.58049056521346 175.527291314713 27.9836496554957 -81.2877586333631 2063271.9662545 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2140-Feb-02 20:40 00:04 Jupiter 1.7303218054649 1.7303209632171 1.73032264779916 1.99647373506119 1.73403365260479 2502711.361290108 4.15261222478084 987.070733313592 45.2681948395155 75.0857749657062 2359333.01311107 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2153-Feb-10 12:27 00:05 Jupiter 1.74068553375075 1.74068485226597 1.74068621523821 2.3588852847587 2.1426931923102 2507468.018639636 4.63126253650737 230.305191836584 44.8478477579458 -38.8925623076075 842337.638945839 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2165-Nov-25 09:10 00:04 Jupiter 1.68423417272837 1.68423366597421 1.68423467949085 4.01351211316385 3.88618763916928 2512138.881708724 4.07129808692492 380.951871509497 19.4452190217711 -85.7832973196099 2898938.89132122 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2178-Jul-31 08:42 00:04 Jupiter 1.7178414206573 1.71784025664275 1.717842584711 4.83477118880838 4.7316873251254 2516769.862222569 4.22946464757842 441.947552311851 17.786934806923 83.4729573636489 4074653.79706353 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 2191-Apr-08 21:59 00:05 Jupiter 1.90371436182413 1.90371182511353 1.90371689855345 5.17895768894514 5.09232164274551 2521404.416145031 4.69690212805262 331.891314986908 24.863087366985 68.2002151204767 4827340.65744645 T 41 CATAB v2.0f-lin.ifort 2021-Feb-24 00:48:36 2021-Feb-24 00:48 Alternate Designations  A907 RK = 1956 VG = A899 LC  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 05:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin