+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   56987 (2000 SR211) Classification: Outer Main-belt Asteroid          SPK-ID: 2056987 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06432491722257966 4.7012e-08   a 3.367829997259014 2.9501e-08 au q 3.151194611465607 1.5884e-07 au i 12.47387286515829 4.1706e-06 deg node 134.0033020758256 2.2494e-05 deg peri 260.9432612762401 4.3839e-05 deg M 48.6713191754068 3.5051e-05 deg tp 2458695.293144216898 (2019-Jul-30.79314422) 0.00022139 TDB period 2257.478735802076 6.18 2.9663e-05 8.121e-08 d yr n .1594699406424721 2.0954e-09 deg/d Q 3.584465383052422 3.1399e-08 au   Orbit Determination Parameters    # obs. used (total)      950      data-arc span      8213 days (22.49 yr)      first obs. used      1998-05-23      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52014      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:38:50   Additional Information  Earth MOID = 2.18862 au   Jupiter MOID = 1.74645 au   T_jup = 3.113  [ 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 13.7   n/a MPO412553   diameter diameter 8.965 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 84.3476 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] geometric albedo albedo 0.092   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   56987 (2000 SR211)          Discovered 2000-Sep-25 by LINEAR at Socorro Reference: 20030318/Numbers.arc Last Updated: 2004-04-19 [ 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 1911-Sep-04 00:02 00:06 Jupiter 1.96553596156215 1.96553504506813 1.96553687806667 2.39670211022724 2.20959422835383 2419283.501130243 5.51367314174219 326.841654429398 23.0982270545095 87.0589767993456 2833166.49512644 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1924-Aug-21 13:07 00:05 Jupiter 1.84883029882917 1.84882877220517 1.84883182545432 2.85453978999137 2.68925976037616 2424019.046316409 4.54740115692175 123.269625929067 62.0522867336371 44.4561057656403 2582770.38397388 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1937-Jul-08 21:24 00:04 Jupiter 1.69449209565088 1.69449091797038 1.69449327333986 3.57433537185977 3.43163768253247 2428723.391973240 3.49355276930509 216.143171908983 23.053351120899 -74.1865009874884 3318996.45082048 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1950-May-07 19:43 00:03 Jupiter 1.63036269952413 1.63036228088988 1.63036311815948 3.88202271188759 3.74580299958546 2433409.321451560 2.79600249455368 244.968001204422 18.2480788559924 -88.9510619463652 3423076.2271147 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1963-Mar-24 11:19 00:02 Jupiter 1.73278269642376 1.73278197908606 1.73278341376502 3.72199607986042 3.58826010388549 2438112.971695825 2.39559319846489 172.554860375793 21.0239349580722 79.2421628925796 3038509.21531767 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1976-Mar-20 23:59 00:02 Jupiter 1.89445535980463 1.89445471334414 1.89445600626588 3.3177200083265 3.18010281078386 2442858.499111156 1.98744917364009 103.254907347738 19.2642299128678 76.4955367898158 3073749.35518868 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 1989-Mar-29 13:27 00:01 Jupiter 1.95393114977185 1.95393061906318 1.95393168048052 3.65277536334822 3.53210626244444 2447615.060655332 1.30184046065251 55.6271464748377 23.694983506772 86.1605136661189 3086229.90329563 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2002-Mar-05 13:20 < 00:01 Jupiter 1.93361705303469 1.93361657178122 1.93361753428817 4.23939867432479 4.13477925654884 2452339.055829456 0.629164605425987 63.8759514404814 22.165883005409 -89.1341403104963 3708527.27648082 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2015-Jan-08 01:36 < 00:01 Jupiter 1.92568848519483 1.9256879907357 1.92568897965385 4.38039182460105 4.27879933812155 2457030.566754344 0.213497507656303 52.4605485570637 22.5495540254825 -86.0692678825075 3700094.68744054 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2027-Oct-30 14:39 < 00:01 Jupiter 1.95670948675292 1.95670896388517 1.95671000962066 4.07140713425854 3.96365915448786 2461709.110423474 0.594833516766446 62.8289886923775 23.5623294034318 88.7828824588662 3359818.94086759 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2066-Jul-21 00:38 00:03 Jupiter 1.90250287964066 1.90250199254508 1.90250376673765 2.66668502472141 2.49414902128757 2475852.526374954 2.80377823339625 147.257022736633 38.6048653993571 70.9897765459548 2736870.23848325 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2079-Jun-17 06:53 00:03 Jupiter 1.72900989074219 1.72900898301919 1.7290107984704 3.37244232157228 3.22390906931874 2480566.786661542 3.23361602234966 182.447441238472 25.2096515349527 -74.1861875988199 2675146.92935084 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2092-Apr-15 10:02 00:04 Jupiter 1.6212959955748 1.62129564204436 1.62129634910552 3.77502130396941 3.63399434915087 2485252.917918334 3.79965778314973 341.750598057308 15.6696961770639 -89.6000138042356 3273984.4559953 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2105-Feb-18 00:28 00:05 Jupiter 1.67366252137012 1.67366107757028 1.6736639651984 3.73111657793957 3.59291699472212 2489943.519305547 4.78348811961144 374.366076977659 18.7601234684396 79.0678143516467 3053950.92114111 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2118-Feb-02 09:23 00:06 Jupiter 1.82826719570307 1.82826540996535 1.82826898145784 3.28121948106219 3.13684813841418 2494675.891244824 6.09002155251103 310.40665932797 19.6275872326388 72.4812344190749 2716533.76800762 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2131-Feb-18 20:45 00:07 Jupiter 1.9297028610343 1.92970214817706 1.92970357389615 3.41058397208002 3.27936035446709 2499440.364396788 6.71700262751932 245.306027294964 24.0484046275293 88.8224820225858 2786795.60885832 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2144-Feb-06 22:24 00:07 Jupiter 1.93481194448126 1.93481134139421 1.93481254757151 4.14288990837631 4.03583649716952 2504176.433514987 6.630074757514 184.064022940905 20.6935748498712 81.1537454558678 3456985.99828462 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2156-Dec-18 12:43 00:07 Jupiter 1.92581175874274 1.9258113730664 1.92581214442926 4.45221876549909 4.35230967257219 2508875.029696125 6.68736356295919 426.270319713235 15.1979791960357 88.7207805187986 4767879.12330708 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 2169-Oct-12 13:40 00:07 Jupiter 1.95602324001853 1.95602271384634 1.95602376621652 4.27279661522207 4.17021882076886 2513556.069586606 7.11031402406808 509.966097238047 17.0522775055441 -87.027082520663 4197618.77764508 T 27 CATAB v2.0f-lin.ifort 2020-Dec-17 21:38:53 2020-Dec-17 21:38 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 22:40 UT (server date/time)   Site Manager:   Ryan S. 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