+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   7P/Pons-Winnecke Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000069 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] alternate orbits: [epoch=2005-May-01.0] 8 (default) [epoch=2002-May-06.0] SAO/2002 [epoch=1995-Dec-29.0] SAO/1996 [epoch=1989-Aug-22.0] SAO/1989 [epoch=1983-Apr-16.0] SAO/1983 [epoch=1976-Dec-08.0] SAO/1976 [epoch=1970-Aug-02.0] SAO/1970 [epoch=1964-Mar-26.0] SAO/1964 [epoch=1951-Aug-22.0] SAO/1951 [epoch=1945-Jul-04.0] SAO/1945 [epoch=1939-Jun-26.0] SAO/1939 [epoch=1933-May-08.0] SAO/1933 [epoch=1927-Jun-09.0] SAO/1927 [epoch=1921-May-31.0] SAO/1921 [epoch=1915-Sep-20.0] SAO/1915 [epoch=1909-Oct-21.0] SAO/1909 [epoch=1898-Mar-12.0] SAO/1898 [epoch=1892-Jul-01.0] SAO/1892 [epoch=1886-Sep-11.0] SAO/1886 [epoch=1875-Mar-13.0] SAO/1875 [epoch=1869-Jul-02.0] SAO/1869 [epoch=1858-May-01.0] SAO/1858 [epoch=1819-Jul-25.0] SAO/1819 Orbital Elements at Epoch 2453491.5 (2005-May-01.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .6344337454144585 5.481e-08   a 3.435470859233925 3.7217e-08 au q 1.255892214747918 1.9207e-07 au i 22.29953235157827 9.5726e-06 deg node 93.4245543720921 3.6838e-05 deg peri 172.2590219075068 3.7486e-05 deg M 167.333523782841 6.8894e-06 deg tp 2452410.418871229999 (2002-May-15.91887123) 4.201e-05 TDB period 2325.829263371487 6.37 3.7794e-05 1.035e-07 d yr n .1547835026712792 2.5152e-09 deg/d Q 5.615049503719932 6.0829e-08 au Additional Model Parameters  Parameter Value Uncertainty (1-sigma)  A1 [EST] 6.573819806549675E-11 1.399E-12 A2 [EST] -1.821600922987144E-12 7.483E-13 A3 [EST] -1.302775513275537E-10 7.394E-12 DT [EST] 110.4753731984941 7.073   Orbit Determination Parameters    # obs. used (total)      692      data-arc span      36398 days (99.65 yr)      first obs. used      1921-04-28      last obs. used      2020-12-22      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .88088      source      ORB      producer      Javier Roa      solution date      2021-Jan-15 12:18:02   Additional Information  Earth MOID = .241989 au   Jupiter MOID = .277368 au   T_jup = 2.677  [ 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 comet total magnitude M1 15.4   0.8 8 2 parameter fit from 284 observations, autocmod 2.8 comet total magnitude slope K1 5.75   n/a 8 autocmod 2.8 diameter diameter 5.2 km n/a Lamy,P.L.;Toth,I.;Fernandez,Y.R.;Weaver,H.A. (2004) Comets II, pp. 223-264   7P/Pons-Winnecke          Discovered 1819-Jun-12 by Pons, Jean Louis at Marseilles, France Reference: comet.dis 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 1906-Dec-18 20:19 00:01 Jupiter 0.416432080194172 0.416429519893836 0.416434640527128 7.15499725324011 6.86483701949639 2417563.346651192 1.39933415638197 235.034481329108 37.4098535045858 58.2407142774482 942677.506806709 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1918-Nov-19 01:29 00:02 Jupiter 0.358015209066823 0.358012512742916 0.358017905421724 7.2753740675688 6.94257153241685 2421916.561957053 2.39653051000771 229.910604065623 54.0353256913104 56.5276854159607 732050.713314119 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1921-Jun-12 19:05 < 00:01 Earth 0.141179573978452 0.141178476508856 0.141180671448049 14.2578934220265 14.2565696741185 2422853.295066739 0.272129163009276 54.7494007758804 42.4174196011258 -2.67353007442544 373424.699161789 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1927-Jun-26 19:36 < 00:01 Earth 0.0393791132272807 0.0393786674373403 0.0393795590189179 13.9055548541196 13.9006881593789 2425058.316695019 0.0873123835537985 39.0114822495661 20.3544679218165 74.4193644393415 279626.575756914 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1930-Jul-27 17:57 00:02 Jupiter 0.472132161273179 0.472129872560767 0.472134450007464 7.05179086158656 6.79261956604933 2426185.248036835 2.19482606639779 200.790814512559 16.9019830051241 55.6548353773491 2144618.9474175 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1939-Jul-01 07:44 < 00:01 Earth 0.107324486815246 0.107323100737943 0.10732587289552 14.0831444632603 14.0813815088335 2429445.822184135 0.260499884981903 75.7855182748848 29.3129119916035 -26.4142508160183 306181.099360784 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1942-Jan-27 11:07 00:01 Jupiter 0.637508591877455 0.637506820875881 0.637510362890662 7.01458414778726 6.82254359019401 2430386.963416221 1.48324512997012 174.839864521944 36.1468267465379 62.2466781794648 1917417.83245173 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1945-Jul-15 03:15 < 00:01 Earth 0.454073207484005 0.454068583852439 0.454077831124837 19.4002846398596 19.3999821702378 2431651.635477481 0.313543603797394 253.02680884747 44.4727402152374 24.7383600527611 597134.837467435 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 1953-Aug-12 20:23 < 00:01 Jupiter 0.938074125170121 0.938070531220728 0.938077719124632 8.18595887807505 8.07490230931178 2434602.349066837 0.92411632225656 217.380117610453 79.8940532989852 38.192041043116 989439.354293298 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2021-Jun-12 05:22 < 00:01 Earth 0.441946752650095 0.44194033989449 0.441953165416051 15.1365578283172 15.1361595185104 2459377.723683328 0.367549299730201 337.488463910202 49.1842509937524 18.8559378459099 429760.740249761 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2025-Sep-24 09:09 00:01 Jupiter 0.646145577179466 0.646142154070995 0.64614900028948 9.00860475173069 8.86189537644604 2460942.881159476 1.02832459616355 190.7733502152 135.092712389591 39.5293575481493 549872.899757092 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2037-Jul-11 00:02 00:02 Jupiter 0.267496078603675 0.26749283353087 0.267499323718219 7.99941934715606 7.59326928477184 2465250.501507462 1.52295038164992 242.124159767929 50.6777606835589 48.7645991545511 651939.942763803 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2045-Jul-23 15:06 00:09 Earth 0.213865783967454 0.213807458237094 0.213924121573366 17.2537718293185 17.2530497314113 2468185.129453589 9.22002054754742 3844.05834212333 15.2578686775545 40.8286202257549 1136891.13312471 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2049-Jun-02 00:58 00:02 Jupiter 0.440713836575705 0.440694885605124 0.440732788502083 8.62993861075407 8.40428308659756 2469594.540454754 2.12228621723013 1405.55716881091 75.1296467108844 -48.476629925016 585456.049693155 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2061-Feb-02 21:14 00:05 Jupiter 1.71648121692243 1.71643798936719 1.71652444451944 12.8710407821132 12.8326443825651 2473858.384658549 4.58917224177847 2196.93186760093 154.189494595749 -11.96305260347 245796.625347177 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2062-Jun-12 18:14 00:24 Earth 0.16763741788053 0.167632865132642 0.16764201729301 16.2702074601952 16.269230534929 2474353.259375771 23.7533195411157 4503.01825280235 44.5740482334041 87.1511558294255 535067.332451519 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2073-Aug-01 13:45 00:21 Earth 0.194371489076117 0.194344534545601 0.194398514598688 17.3292397033305 17.3284486419214 2478421.073177750 20.9698498505138 6013.89116044335 46.8020060665564 77.0762288288485 498023.393192049 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2084-Aug-24 12:28 00:14 Earth 0.314355623628945 0.31426044851702 0.314450829633703 22.5620178389805 22.5616421600834 2482462.019754801 14.3234522138223 6833.36257779983 115.424688576784 46.0103988607342 277413.975594079 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2108-Jan-26 08:46 00:08 Jupiter 1.42238689584335 1.42230204847369 1.42247174335783 11.5099186552108 11.4580644061971 2491015.865291731 7.79133610027227 4296.23636678736 1045.86013486199 11.5070573750381 45624.4101095258 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2119-Oct-22 07:14 00:07 Jupiter 0.280646036678257 0.280589847486678 0.280702230532304 8.18727874438208 7.80994876134968 2495302.801650281 7.10792197514306 3424.21714916325 960.561357279537 37.5823064945375 27667.6315398231 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2131-Aug-21 02:50 00:02 Jupiter 0.577077733539316 0.576970952341147 0.577184524386146 8.82801431639279 8.66015467461459 2499623.618371455 2.19701455346853 6519.81564984904 296.377126572436 35.9177060164571 188682.062263944 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2142-Jun-15 03:58 00:22 Earth 0.174951800839621 0.174828942333672 0.175074895147464 12.8921055531948 12.8909241721838 2503574.665514375 21.8573293755008 12108.4657369643 1487.8409911698 60.3274823162385 14612.7173167135 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 2161-Jun-27 18:56 00:29 Earth 0.271138279996141 0.270741242701847 0.271536091502594 12.5167327462667 12.5159476115851 2510527.288555284 29.07080070356 30251.3557856387 530.243021186819 49.0834375798277 53488.2984525729 T 8 CATAB v2.0f-lin.ifort 2021-Jan-15 12:22:01 2021-Jan-15 12:22 Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   1989.6       1989 VIII   1989g   1983.3       1983 IV   1983b   1976.9       1976 XIV   1976f   1970.5       1970 VIII   1970b   1964.2       1964 I   1964b   1951.4       1951 VI   1951c   1945.1       1945 IV   1945a   1938.7       1939 V   1939c   1932.3       1933 II   1933b   1926.0       1927 VII   1927c   1919.6       1921 III   1921b   1913.2       1915 III   1915b   1906.9       1909 II   1909d   1900.5       1898 II   1898a   1894.1       1892 IV   1892c   1887.7       1886 VI   1886d   1875.0       1875 I   1875b   1868.6   7P/1869 G1   1869 I   1869a   1855.9   7P/1858 E1   1858 II     1817.7   7P/1819 L1   1819 III    [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-28 03:43 UT (server date/time)   Site Manager:   Ryan S. 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