+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7341 (1991 VK) Classification: Apollo [NEO, PHA]          SPK-ID: 2007341 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 183 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5066432002949508 2.8091e-09   a 1.842074803777575 3.474e-10 AU q .9088001300090108 5.1134e-09 AU i 5.419599891806009 2.4201e-06 deg node 294.8726657082564 1.326e-05 deg peri 173.3393226150278 1.072e-05 deg M 181.7670441685059 1.2909e-06 deg tp 2456852.610745276536 (2014-Jul-14.11074528) 3.2522e-06 JED period 913.1861587563548 2.50 2.5833e-07 7.073e-10 d yr n .3942241092334064 1.1152e-10 deg/d Q 2.775349477546139 5.234e-10 AU   Orbit Determination Parameters    # obs. used (total)      944      # delay obs. used      8      # Doppler obs. used      3      data-arc span      7574 days (20.74 yr)      first obs. used      1991-09-12      last obs. used      2012-06-07      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .43862      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:37:47   Additional Information  Earth MOID = .0480991 AU   T_jup = 3.846  [ 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 absolute magnitude H 16.7 mag n/a PDS3 (MPC 28573)   rotation period rot_per 4.2096 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.] SMASSII spectral type spec_B Sq   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 7341 (1991 VK)          Discovered 1991-Nov-01 by Helin, E. F., Lawrence, K. J. at Palomar (675) 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 1946-Oct-27 04:13 < 00:01 Earth 0.474289177668671 0.47428739847631 0.474290956861107 23.6942226802112 23.6939855816895 2432120.675762382 0.0290555374991573 89.041372593577 3.67753112619866 -7.4147847887767 2362224.27730306 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1951-Nov-03 06:10 < 00:01 Earth 0.354547623334665 0.354545952009846 0.354549294659418 20.0639447284089 20.063570164864 2433953.756863693 0.0329381630817785 82.380622280178 3.5564748243393 -9.71932498000441 2268163.67375669 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1956-Nov-10 05:07 < 00:01 Earth 0.234727854402076 0.234726353215686 0.234729355588325 16.3463382386124 16.345643795829 2435787.712982840 0.0399249534980264 72.0742407850613 3.29630183422963 -14.4711012480843 2231986.1089724 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1961-Nov-19 14:15 < 00:01 Earth 0.128380636821075 0.128379516750813 0.128381756893068 12.8331317711905 12.831514408045 2437623.094064269 0.0515996900186749 53.7621205133901 2.8109079662694 -26.8949144792988 2343958.31723092 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1966-Nov-27 22:06 < 00:01 Earth 0.0788103444886865 0.0788098316948047 0.0788108572872851 10.7711470199144 10.768007736922 2439457.421176640 0.051886823740957 30.8652946149324 2.28338841543602 -47.6517417550703 2655712.74618074 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1971-Dec-04 18:13 < 00:01 Earth 0.0651304241032141 0.0651302792648606 0.0651305689438338 9.75085001250852 9.7466535878112 2441290.258731811 0.0369931019590409 14.7536390741365 1.90166614100203 -66.1480613050774 3088044.56388724 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1976-Dec-12 07:49 < 00:01 Earth 0.0648555588978601 0.0648555140141738 0.0648556037816604 9.06488449843311 9.06035122954313 2443124.825520915 0.0270770084625861 7.42864261865326 1.51554687630788 -79.6270870425347 3973167.83083572 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1981-Dec-18 12:34 < 00:01 Earth 0.0679727892574766 0.0679727520854078 0.0679728264295932 8.81985686174021 8.81541131490688 2444957.023679054 0.0198334681273626 4.7017350451109 1.31158571941098 -82.3127868925502 4767754.31505982 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1986-Dec-24 16:59 < 00:01 Earth 0.0703340574540819 0.0703340275485943 0.0703340873595816 8.68576006721399 8.68139744170186 2446789.207934418 0.0153317732114305 3.39093472372656 1.08302458238769 -83.4730574596648 5933029.98055223 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1992-Jan-02 22:36 < 00:01 Earth 0.0739673347808822 0.0739673174526584 0.0739673521091022 8.63980036508731 8.63563000549547 2448624.441540442 0.0115494965670274 2.65787353107124 0.733108735193582 -86.2386927024992 9222981.89851846 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 1997-Jan-10 16:38 < 00:01 Earth 0.074947587411383 0.0749475767291545 0.0749475980936118 8.67542583482001 8.67132694255688 2450459.193160622 0.00692647063686004 2.26697987482765 0.532775956111158 -89.1364436753876 12916700.522561 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2002-Jan-16 11:51 < 00:01 Earth 0.0718491777299733 0.0718491673383694 0.0718491881215802 8.66557144861357 8.66129088828215 2452290.994076326 0.00257933252911003 1.93196922500002 0.506058116647226 86.1541918919425 13000864.054723 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2007-Jan-21 12:03 < 00:01 Earth 0.0679289639800308 0.0679289489343222 0.0679289790257508 8.66977352976606 8.66524806725428 2454122.001839776 0.00274528000036345 1.73018571470662 0.539172849364797 78.0042241704034 11335873.4678767 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2012-Jan-25 23:47 < 00:01 Earth 0.0650381951047191 0.0650381755453296 0.0650382146641284 8.73080118105134 8.72610757616662 2455952.491170474 0.00290895860551178 1.83618615407834 0.577215811969384 73.415214300609 9997887.88134006 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2017-Jan-25 12:51 < 00:01 Earth 0.0647091192318974 0.0647091043286843 0.0647091341350812 8.72899465737202 8.72427620003625 2457779.035684910 0.00205824546053659 2.13174947916088 0.504358543518099 78.8471286382586 11614624.8884482 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2022-Jan-25 17:09 < 00:01 Earth 0.0639771339110643 0.0639771246030666 0.0639771432190752 8.71160373796303 8.70682174784527 2459605.214822264 0.00779640122466929 2.76050558777129 0.420530943288651 86.9247187620576 13985187.962924 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2027-Jan-22 03:02 < 00:01 Earth 0.0681320978932387 0.0681320750757669 0.0681321207114767 8.70331113775239 8.69881656684296 2461427.626406440 0.0190782974733434 3.64908653069412 0.373896092661336 -84.9803654330458 16701971.4059991 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2032-Jan-16 17:15 < 00:01 Earth 0.0730761068009238 0.0730760778432774 0.0730761357587501 8.68620368836391 8.6820050166564 2463248.218745356 0.03225465783412 4.41894078064898 0.391646600841883 -83.5403655862532 17039111.521193 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2037-Jan-11 19:50 < 00:01 Earth 0.0732191772688235 0.0732191537728543 0.073219200765023 8.6368888119286 8.63267440806432 2465070.326686462 0.042553056281545 5.04132845768326 0.440595758077538 -85.1869909145201 15164617.8761847 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2042-Jan-06 13:58 < 00:01 Earth 0.0734955760414612 0.0734955617995476 0.0734955902834696 8.63509333444324 8.63089391034798 2466891.081972326 0.0496398243975098 5.52323212543859 0.57793112213732 -88.8906753877088 11641798.1868785 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2046-Dec-31 02:27 < 00:01 Earth 0.0734544380955301 0.0734544053446813 0.0734544708466482 8.64455355307264 8.64035637700361 2468710.602008865 0.0521950281033466 6.07693491645094 0.907398548980631 86.0869249644674 7400151.57308611 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2051-Dec-25 18:07 < 00:01 Earth 0.0714389249740337 0.0714388714266639 0.0714389785218591 8.69688835154426 8.69259871331377 2470531.254821260 0.0503948628774545 6.72670477574219 1.25467211978643 84.0144032658768 5208929.26288099 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2056-Dec-21 13:13 < 00:01 Earth 0.070229653111703 0.0702295930762493 0.0702297131477108 8.7755644962409 8.77124011687693 2472354.050857196 0.0496009111111572 7.58051263460625 1.44325967195265 84.9093202119833 4483073.47579987 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2061-Dec-13 07:01 < 00:01 Earth 0.0651112807158395 0.0651112246680382 0.065111336763285 9.02830338580705 9.02376962054466 2474171.792611004 0.0467734733288355 10.4560399478563 1.93581953571944 -88.588682529551 3163923.40946958 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2066-Dec-05 06:39 < 00:01 Earth 0.0641151850466641 0.064115042821912 0.064115327274882 9.69908574194563 9.6948000927879 2475989.776776503 0.0527555385932779 19.0147443711205 2.38786801757224 -71.3228409861672 2498300.78388671 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2071-Nov-29 13:34 < 00:01 Earth 0.0756091727845943 0.0756085786590953 0.0756097669190495 10.5838902824197 10.5805601548771 2477810.065037251 0.0709842955421717 38.5706049267567 2.75149283918989 -51.2176216539933 2208490.17477781 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2076-Nov-20 05:10 < 00:01 Earth 0.127690747206936 0.127689306891404 0.127692187525771 12.7668884308419 12.7652538904213 2479627.715125614 0.0684706284171402 69.7199821640358 3.37151484236273 -27.8594862676899 2001277.23228897 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2081-Nov-12 15:13 < 00:01 Earth 0.216824652868888 0.21682272257369 0.216826583164178 15.7246737816771 15.7238922747318 2481446.134367319 0.055731895249706 92.7393809881726 3.84409933833596 -16.5769002739278 1981544.22163946 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2086-Nov-05 23:19 < 00:01 Earth 0.319008294900008 0.319006129299071 0.319010460500875 18.9584096922277 18.9579691236488 2483265.471466991 0.0464865890893836 106.485773887756 4.13869470592849 -11.7490821014012 2057772.47674595 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2091-Oct-30 11:47 < 00:01 Earth 0.429199426968537 0.42919714533121 0.429201708605999 22.378355119081 22.3780777054792 2485084.990671900 0.0400750264250384 114.024399938196 4.31990465077626 -9.15548375140079 2173272.37848319 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2169-Mar-20 11:03 < 00:01 Earth 0.369157666780351 0.369155520181086 0.369159813379528 20.601734284141 20.6013839355519 2513349.960621777 0.0426503767508482 106.082429651085 4.12334751168078 9.26392464770359 1948055.61160004 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2174-Mar-13 01:43 < 00:01 Earth 0.246515659377336 0.246513653983861 0.246517664770392 16.8924133161036 16.891773456978 2515168.571739383 0.0527664630013751 96.2559532128989 3.85060914662477 12.9059737040194 1810993.77262252 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2179-Mar-06 04:29 < 00:01 Earth 0.156675718754509 0.156674044151537 0.156677393357711 13.9711686912796 13.9699513934656 2516987.686654036 0.0625411882282416 77.8862161491215 3.4354098654278 19.0110087606926 1749898.89556267 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2184-Feb-26 15:25 < 00:01 Earth 0.0876330682156233 0.087632044328991 0.0876340921067378 11.5751061592682 11.5724791074478 2518806.142553349 0.0677319366932759 49.5517170087391 2.86870996781836 33.3080931515346 1812882.32933175 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2189-Feb-18 23:18 < 00:01 Earth 0.0566890538170913 0.056688781917317 0.056689325720099 10.1766769397781 10.1720573252235 2520625.470887021 0.0417642489161312 18.748280063625 2.36891474933839 56.0083702757998 2006574.51207455 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2194-Feb-17 07:34 < 00:01 Earth 0.052848102540915 0.0528480449436387 0.0528481601382303 9.88002998585403 9.87492567763078 2522449.815250044 0.014032646972727 3.3737190541832 1.44574164592303 -68.2885327257553 3415607.6745428 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 2199-Feb-20 17:01 < 00:01 Earth 0.0590777782664212 0.0590775676176796 0.0590779889193879 10.3307287272909 10.326362070721 2524279.208901760 0.0484921702609792 19.8436852869796 1.74400356561045 64.1217580681115 3099529.94821619 T 183 CATAB v2.0c-linF95 2013-Apr-29 15:37:52 2013-Apr-29 15:37 Alternate Designations  1991 VK = 1981 UX12 = 1991 TS1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-24 03:58 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin