+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   78083 (2002 LX21) Classification: Main-belt Asteroid          SPK-ID: 2078083 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1201606299584138 4.205e-08   a 3.074347803917951 2.2449e-08 au q 2.704932235087904 1.2489e-07 au i 2.095452280968763 4.3657e-06 deg node 55.86769367436408 0.00014453 deg peri 222.0287457486365 0.00014637 deg M 98.4152103728251 2.4802e-05 deg tp 2458462.245525976313 (2018-Dec-09.74552598) 0.00013415 TDB period 1968.919335887864 5.39 2.1566e-05 5.904e-08 d yr n .1828414163232653 2.0027e-09 deg/d Q 3.443763372747999 2.5147e-08 au   Orbit Determination Parameters    # obs. used (total)      685      data-arc span      21967 days (60.14 yr)      first obs. used      1960-09-24      last obs. used      2020-11-15      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51497      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 22:06:01   Additional Information  Earth MOID = 1.68898 au   Jupiter MOID = 1.67282 au   T_jup = 3.218  [ 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 15.0   n/a MPO359291   diameter diameter 5.513 km 0.379 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.048   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   78083 (2002 LX21)          Discovered 2002-Jun-08 by LINEAR at Socorro Reference: 20040415/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 1919-Feb-22 18:28 00:03 Jupiter 1.78981913464981 1.78981771629505 1.78982055300395 2.15419536022767 1.92199587469151 2422012.269276692 3.44818288367066 82.1962728802659 11.6797625448739 -77.5541483699572 1371916.91997334 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 1928-Oct-29 08:29 00:03 Jupiter 1.76177854175658 1.76177755655389 1.76177952696228 2.57531111423737 2.38131758338233 2425548.853733674 3.12541312136291 147.956804359243 8.08917059175548 -84.8786392019334 2440559.95415477 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 1978-Aug-24 08:25 00:01 Jupiter 1.81806341130384 1.81806262067459 1.81806420193278 2.22379545739231 2.00336736210197 2443744.850590545 1.3248080529288 58.6758272274846 8.8909075624171 -82.6448963506384 1778090.05242014 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 1988-Apr-30 09:08 < 00:01 Jupiter 1.74421228779523 1.74421181671085 1.74421275887961 2.46490091279077 2.25931375363375 2447281.880677862 0.99413347403787 64.2925878957639 6.42615730094811 -87.1914117135489 2589818.49308662 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2038-Feb-20 12:16 < 00:01 Jupiter 1.84654717946642 1.84654672929317 1.84654762963946 2.29814072481137 2.08902812938129 2465475.011416298 0.843668267038231 55.3688565869165 4.62356648078799 -85.5097559176352 2634001.31267306 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2047-Oct-29 09:05 00:01 Jupiter 1.7304316001503 1.73043105090878 1.73043214939181 2.36877019938552 2.15223133286004 2469012.878449562 1.1982654269525 66.0744248051136 4.60194846288215 -86.9819857558445 2282047.47900098 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2097-Aug-17 06:39 00:03 Jupiter 1.87492321196582 1.87492214559454 1.87492427833732 2.37576606221915 2.17732328700509 2487202.776844359 2.93151013513031 86.9670261914027 12.9754007855513 -75.5763151255567 1920693.08292118 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2107-Apr-27 07:55 00:03 Jupiter 1.72005041927915 1.72004958139188 1.7200512571673 2.28563174630666 2.05893939880833 2490741.829863539 3.35035050875445 106.478613599893 7.65762465326152 87.5785942768407 1919735.84791104 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2157-Feb-09 20:31 00:05 Jupiter 1.90304929863168 1.90304739308747 1.90305120417718 2.4557691200257 2.26729529563296 2508928.354842518 4.99753814242401 140.998861388901 16.2366344050296 -70.4309667868128 1760241.11640741 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 2166-Oct-21 10:05 00:06 Jupiter 1.71272815324239 1.71272713077187 1.71272917571417 2.21424435521626 1.97832921005185 2512468.920406891 5.49678738385454 130.615238870862 13.9308574869567 81.3893723464724 1667774.08184194 T 21 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:03 2020-Dec-17 22:06 Alternate Designations  2002 LX21 = 2003 QW29 = 2639 P-L  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 23:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin