+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   60P/Tsuchinshan 2 Classification: Jupiter-family Comet          SPK-ID: 1000098 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] alternate orbits: [epoch=2012-06-02.0] K124/3 (default) [epoch=2006-02-28.0] K055/10 [epoch=1999-03-03.0] SAO/1999 [epoch=1992-05-18.0] SAO/1992 [epoch=1985-08-03.0] SAO/1985 [epoch=1978-09-09.0] SAO/1978 [epoch=1971-11-25.0] SAO/1971 [epoch=1965-02-09.0] SAO/1965 Orbital Elements at Epoch 2456080.5 (2012-Jun-02.0) TDB Reference: JPL K124/3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5384297030693533 2.2355e-07   a 3.505780291945367 2.261e-07 AU q 1.618164050326832 8.5222e-07 AU i 3.610696486634454 1.5117e-05 deg node 267.6841949861678 0.00029548 deg peri 216.3821697146897 0.00028795 deg M 2.923734869534633 2.9697e-05 deg tp 2456061.027982269214 (2012-May-13.52798227) 0.00019622 JED period 2397.593043106102 6.56 0.00023194 6.35e-07 d yr n .1501505858282009 1.4525e-08 deg/d Q 5.393396533563901 3.4783e-07 AU   Orbit Determination Parameters    # obs. used (total)      336      data-arc span      7474 days (20.46 yr)      first obs. used      1991-12-03      last obs. used      2012-05-20      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .81752      data source      ORB      producer      Alan B. Chamberlin      solution date      2012-May-29 14:49:00   Additional Information  Earth MOID = .636575 AU   T_jup = 2.865  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 11.5 mag n/a ICQ 2005 Handbook   comet total magnitude slope K1 15.0   n/a ICQ 2005 Handbook   60P/Tsuchinshan 2          Discovered 1965-Jan-11 at Purple Mountain Observatory, Nanking discovered on plate/photo taken on discovery date 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 1915-Feb-26 00:45 < 00:01 Jupiter 1.30622100693976 1.30620648727492 1.30623552652078 8.18582478915152 8.10622119624389 2420554.531386019 0.495820371594578 145.889057973047 10.2922660808683 -15.4372731969535 704854.898691569 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 1925-Nov-03 20:39 < 00:01 Jupiter 1.14240335675379 1.14238226981031 1.1424244434283 8.59563770021524 8.50894289785708 2424458.361100116 0.553172295875554 216.199907806478 22.3320643916151 0.654790952141632 113356.794570324 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 1962-Jan-03 04:22 00:01 Jupiter 0.459308191126342 0.459306309346568 0.459310072901667 4.89639150575531 4.50404220831429 2437667.682291600 1.39237008350518 9.56473864301125 6.52220195638596 0.0696565027822271 582466.516899849 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2008-Dec-20 00:13 00:01 Jupiter 0.328301316252949 0.328300381563585 0.328302250940416 5.12840883543848 4.59788493423511 2454820.509364958 1.2294632690287 11.3731323716482 3.22727390128143 84.4398520472711 1280963.18027812 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2057-Jan-07 08:02 00:01 Jupiter 1.8211562390079 1.82113313698717 1.82117934078912 10.4660235226324 10.4214895928931 2472370.834869325 1.14728667146255 348.908236606328 19.7703063379261 -7.74736769643449 345590.736720639 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2068-Feb-23 02:04 00:02 Jupiter 0.300637618691966 0.300629971819897 0.300645265623706 5.24750765092858 4.67990340750961 2476434.586586703 2.37686356320564 28.5486233818927 10.8837794291071 20.5253652044397 177041.140397313 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2077-Dec-29 11:18 00:03 Mars 0.068444909644017 0.0684298664849404 0.0684599764393811 9.63691603203184 9.63648198567066 2480031.970917070 3.48578939881921 1948.9895887859 123.290000232102 69.2338696888529 68910.3020109734 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2079-Aug-06 11:08 < 00:01 Jupiter 1.52071016101324 1.52067837752052 1.52074194402631 10.0345978255248 9.97893634853219 2480616.963978050 0.850561853550476 394.835984294102 43.6764183716213 -3.99528872303392 112268.53262365 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2128-Mar-02 07:24 00:02 Jupiter 0.876029194937405 0.875883922116409 0.876174454707364 7.8716505914599 7.74784525368242 2498356.808486057 2.81654135196234 1305.66449906408 24.2887791805048 -10.7115524985412 129365.155204623 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2139-Jul-14 04:30 00:11 Jupiter 0.275620536010429 0.275608918277025 0.27563215531015 5.36807693695623 4.76129763632608 2502507.687694698 11.6289784421546 90.2447186057287 5.92394056906243 65.3392298160761 557480.860157515 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2150-Jul-31 03:15 < 00:01 Jupiter 1.29034392006171 1.29025260703204 1.29043523183171 9.01003346226707 8.93688087489711 2506542.635529558 0.719795091272849 1166.1341653664 106.417560485734 -26.6950116939903 123457.2642414 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 2199-Mar-19 16:18 00:04 Jupiter 0.375626868261346 0.375533360260517 0.375720370305981 6.67208786460154 6.32509619996275 2524306.179479381 4.46706519972019 575.447291819256 16.8905114747061 -9.30664191573544 56823.1904562174 T K124/3 CATAB v2.0c-linF95 2012-May-29 15:03:05 2012-May-29 15:03 Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   1992.7       1992 XII   1991e1   1986.1       1985 X   1985d   1979.5       1978 XVI   1978p   1973.0   60P/1971 S1   1971 X   1971d   1966.4   60P/1965 A2   1965 II   1965c  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-Jun-19 10:10 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin