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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 189 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5067560954371678 2.6155e-09  
a 1.841747505356057 3.2805e-10 AU
q .9084307307606772 4.7639e-09 AU
i 5.420060189915763 2.1918e-06 deg
node 294.8729989875839 1.2248e-05 deg
peri 173.3597819074952 1.022e-05 deg
M 339.4505851006755 1.1392e-06 deg
tp 2456852.612333708922
(2014-Jul-14.11233371)
2.8876e-06 JED
period 912.9427882556668
2.50
2.4392e-07
6.678e-10
d
yr
n .3943292007244414 1.0535e-10 deg/d
Q 2.775064279951436 4.9429e-10 AU
  Orbit Determination Parameters
   # obs. used (total)      952  
   # delay obs. used      8  
   # Doppler obs. used      3  
   data-arc span      7974 days (21.83 yr)  
   first obs. used      1991-09-12  
   last obs. used      2013-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46992  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 09:20:13  

Additional Information
 Earth MOID = .0480828 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-Sep-12) 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.DBLast 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 0.474290392899313 0.474288727941142 0.474292057857552 23.6942592342715 23.6940221367216 2432120.675695859 0.0275229864265269 83.3508131874254 3.40315766568383 -7.56485308388981 2596730.69635793 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1951-Nov-03 06:10 < 00:01 Earth 0.354548711922821 0.354547149129587 0.354550274715997 20.0639781233185 20.0636035615447 2433953.756800091 0.0311892568568046 77.0642289071138 3.29097378020789 -9.87253684465952 2485553.13820876 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1956-Nov-10 05:07 < 00:01 Earth 0.234728833110521 0.234727430382279 0.234730235838664 16.3463695749578 16.3456751363969 2435787.712912619 0.037777997948722 67.3950735771371 3.05055511582597 -14.6299479184509 2436140.35963526 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1961-Nov-19 14:15 < 00:01 Earth 0.128381351872955 0.128380307054781 0.128382396692658 12.8331579398494 12.831540589001 2437623.093981741 0.0487491380534976 50.234151552986 2.60102684885208 -27.0685442732585 2547795.30983115 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1966-Nov-27 22:06 < 00:01 Earth 0.0788106537025415 0.078810177406321 0.078811130002914 10.7711639884856 10.7680247227391 2439457.421089719 0.049063811189491 28.817098377073 2.11193605759307 -47.8803548613708 2881530.84547671 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1971-Dec-04 18:12 < 00:01 Earth 0.065130472322952 0.0651303395222689 0.0651306051254937 9.75085901229826 9.74666259455683 2441290.258655968 0.0352563439038945 13.7809629953456 1.75595788335545 -66.5090040584621 3353248.34335149 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1976-Dec-12 07:49 < 00:01 Earth 0.0648555162829151 0.0648554757161867 0.0648555568495477 9.06488766273468 9.06035439241987 2443124.825465202 0.0261368799353348 6.957082043859 1.39515149014371 -80.0921232828716 4321946.79758756 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1981-Dec-18 12:34 < 00:01 Earth 0.0679727503234372 0.0679727164435956 0.0679727842033194 8.81985803624609 8.81541248743 2444957.023641464 0.019327327456247 4.40960909732786 1.20285342212993 -82.7005846650624 5202856.90487768 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1986-Dec-24 16:59 < 00:01 Earth 0.070334034071355 0.0703340066255938 0.0703340615171779 8.68576041643281 8.68139778961791 2446789.207912651 0.0149391794731897 3.18270564848017 0.992713609389162 -83.5126381502358 6473038.62908644 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1992-Jan-02 22:36 < 00:01 Earth 0.0739673245425024 0.0739673080860156 0.0739673409989934 8.63980040676157 8.63563004658614 2448624.441529509 0.0111707245401359 2.49525533110359 0.680753117995258 -85.8000680415974 9927371.01236928 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
1997-Jan-10 16:38 < 00:01 Earth 0.0749475838234359 0.0749475730846983 0.0749475945621738 8.67542585557086 8.6713269630954 2450459.193152548 0.00662746076156386 2.12139068136883 0.507862913682633 -88.651968682212 13548240.9516007 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2002-Jan-16 11:51 < 00:01 Earth 0.0718491751189264 0.0718491646400395 0.071849185597774 8.66557152660637 8.66129096613088 2452290.994077850 0.00252057518941238 1.80568991511524 0.488447161717002 86.4829249216744 13474360.7799112 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2007-Jan-21 12:03 < 00:01 Earth 0.0679289662547628 0.0679289514518282 0.067928981057706 8.6697736532258 8.66524819090152 2454122.001839338 0.00258485050160005 1.61920860253202 0.52217555478722 78.1119607128084 11710838.8676801 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2012-Jan-25 23:47 < 00:01 Earth 0.0650381961525717 0.0650381770105941 0.0650382152945663 8.73080125783038 8.72610765303298 2455952.491169911 0.00271571894415453 1.71656579227203 0.558808625818059 73.2080028394334 10320550.0390547 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2017-Jan-25 12:51 < 00:01 Earth 0.0647091035268738 0.0647090886859397 0.0647091183677963 8.72899490960286 8.72427645122824 2457779.035700876 0.00204483030475612 2.00044052809487 0.495016387135139 78.8733854567299 11836028.2883879 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2022-Jan-25 17:09 < 00:01 Earth 0.0639770967299656 0.0639770869854455 0.0639771064743113 8.71160423013925 8.70682223748175 2459605.214859354 0.00749376296001614 2.6033928420426 0.418524167273412 87.0520768830032 14053893.785625 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2027-Jan-22 03:02 < 00:01 Earth 0.0681320124278105 0.0681319906293018 0.0681320342266256 8.7033117308326 8.69881715456175 2461427.626501027 0.0180945786074865 3.44914428441919 0.372119238743513 -84.8449613298661 16778283.7987128 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2032-Jan-16 17:15 < 00:01 Earth 0.0730760192430254 0.0730759914996065 0.0730760469867757 8.68620426456736 8.68200558808005 2463248.218885144 0.0305001886224525 4.1877335469287 0.384780715840964 -83.3189976678225 17335539.0084687 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2037-Jan-11 19:51 < 00:01 Earth 0.0732191077782961 0.0732190847688242 0.0732191307878998 8.63688852040675 8.63267411237278 2465070.326863409 0.0403366348464079 4.79604733470334 0.42809015868468 -84.8939313462983 15600740.9569241 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2042-Jan-06 13:58 < 00:01 Earth 0.0734955534593709 0.0734955393988153 0.0734955675199486 8.63509314763089 8.6308937221276 2466891.082169248 0.0471941806644257 5.27100826694693 0.552124147392919 -88.5101596047708 12184129.1471772 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2046-Dec-31 02:27 < 00:01 Earth 0.0734544769505062 0.0734544470202897 0.0734545068809679 8.64455294868749 8.64035577451908 2468710.602218357 0.0498383834594397 5.8126928006778 0.846147448027732 86.5458394500191 7939828.45553711 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2051-Dec-25 18:07 < 00:01 Earth 0.0714390181272671 0.0714389687937372 0.0714390674609422 8.69688552850977 8.69259589445396 2470531.255038853 0.0484854750807473 6.4576387922316 1.15268623318883 84.3900359437957 5673370.46747037 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2056-Dec-21 13:14 < 00:01 Earth 0.0702297723699388 0.0702297165350495 0.0702298282052198 8.77556098711596 8.77123661333975 2472354.051074944 0.0481038937208279 7.29229146888922 1.31673751162925 85.0491736217691 4914797.43231902 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2061-Dec-13 07:02 < 00:01 Earth 0.0651113857857677 0.0651113349944755 0.0651114365764879 9.02829279019271 9.02375902689616 2474171.792820024 0.0455287717171952 10.0366499551247 1.75872032260381 -88.7407146155793 3482731.80478297 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2066-Dec-05 06:39 < 00:01 Earth 0.064115024091028 0.0641148915605977 0.0641151566247611 9.69906042471278 9.69477475357514 2475989.777001320 0.0511766003840496 18.1946104483215 2.17289088077587 -71.5675522753017 2749105.12665161 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2071-Nov-29 13:34 < 00:01 Earth 0.075608200485043 0.0756076356870092 0.0756087652913177 10.5838369289454 10.5805067417578 2477810.065326559 0.0684792317126734 36.8490763106486 2.5071518922616 -51.3898698020808 2429131.97314737 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2076-Nov-20 05:10 < 00:01 Earth 0.127688283512567 0.127686909616462 0.127689657411721 12.766798584572 12.7651640010965 2479627.715410547 0.0659790646212645 66.5914450171911 3.0714234193614 -27.9853534440551 2204978.53457166 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2081-Nov-12 15:14 < 00:01 Earth 0.216821333635886 0.216819490746887 0.21682317652497 15.7245672243009 15.7237857000904 2481446.134617794 0.0537451843566124 88.5919432152238 3.50114663113589 -16.6885666652846 2187692.16852057 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2086-Nov-05 23:19 < 00:01 Earth 0.319004570252818 0.319002501974899 0.319006638530675 18.9582941562658 18.957853579855 2483265.471698090 0.0448512140501633 101.737520005161 3.76885080888633 -11.8562555875098 2275831.54485209 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2091-Oct-30 11:47 < 00:01 Earth 0.429195486200558 0.42919330692268 0.429197665478566 22.3782363314082 22.3779589137849 2485084.990894698 0.0386721364817858 108.939462865077 3.93329864104309 -9.26151922014106 2407131.05519602 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2169-Mar-20 11:04 < 00:01 Earth 0.369163018870876 0.369160961791536 0.369165075950126 20.6018949444794 20.6015446036995 2513349.960929607 0.0411623633098276 101.635595209673 3.74195462135074 9.22959571541116 2133219.62555546 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2174-Mar-13 01:44 < 00:01 Earth 0.246520874478643 0.246518952425614 0.246522796531288 16.8925739825967 16.8919341430893 2515168.572093152 0.0508816257365398 92.2284671679088 3.49404858935049 12.8687466317557 1987300.41425764 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2179-Mar-06 04:29 < 00:01 Earth 0.156680334811517 0.156678729097425 0.156681940525825 13.971319489847 13.9701022410301 2516987.687061142 0.0602765662296382 74.651950377757 3.11693505477344 18.9684759449791 1923050.88394469 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2184-Feb-26 15:26 < 00:01 Earth 0.0876360996552706 0.0876351173081109 0.0876370820065147 11.575219015636 11.5725920803006 2518806.143007183 0.0652428557408357 47.5050239196942 2.60233254044554 33.2498474467443 1994656.81209385 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2189-Feb-18 23:19 < 00:01 Earth 0.0566899771135763 0.0566897158270174 0.0566902384031237 10.176733599171 10.1721140855741 2520625.471238527 0.040263418100513 17.983220258694 2.14955780461348 55.8682687349551 2206962.87279614 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2194-Feb-17 07:34 < 00:01 Earth 0.0528484367554379 0.0528483822322387 0.0528484912787402 9.88005840469955 9.87495414342162 2522449.815459360 0.0127948644063969 3.07324238569377 1.40560588177944 -67.794540572935 3510731.1762474 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20
2199-Feb-20 17:01 < 00:01 Earth 0.0590781408061595 0.0590779391374484 0.05907834247874 10.3307484207126 10.3263817992449 2524279.209017846 0.0458713445817686 18.9572420605534 1.5822806223494 64.0084664181805 3412789.86422775 T 189 CATAB v2.0c-linF95 2013-Aug-05 09:20:17 2013-Aug-05 09:20

Alternate Designations
 1991 VK = 1981 UX12 = 1991 TS1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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