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(1994 WR12)
Classification: Aten [NEO]          SPK-ID: 3005969
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2449713.5 (1994-Dec-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3973031174274586 0.0011722  
a .7568617516349942 0.00041502 AU
q .4561582182488041 0.0011373 AU
i 6.863889980246054 0.029109 deg
node 63.06849167983773 0.00040472 deg
peri 205.6813938565865 0.0059904 deg
M 174.8263263505871 0.05672 deg
tp 2449596.704100519186
(1994-Sep-01.20410052)
0.13396 JED
period 240.5045320735921
0.66
0.19782
0.0005416
d
yr
n 1.496853289608046 0.0012312 deg/d
Q 1.057565285021184 0.00057991 AU
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      35 days  
   first obs. used      1994-11-26  
   last obs. used      1994-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      8  
   fit RMS      .71042  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 00:25:39  

Additional Information
 Earth MOID = .00235897 AU 
 T_jup = 7.570 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.0 mag n/a MPO57659  

[ 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
1945-Nov-21 22:23 02:01 Earth 0.103781945667872 0.0245919068401737 0.175635880293261 13.0619194662457 13.059953770823 2431781.432944935 121.036239644752 3131271.61957848 23.0339381117259 3.91896922848378 34770.5725298313 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1986-Mar-07 21:41 14:14 Venus 0.0769492846789144 0.0263541644286871 0.19032645173855 11.0920773354969 11.0895328423494 2446497.403608134 853.986450921524 4267220.19051041 48.3979970515347 -22.3310293656813 66050.2186918499 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1986-Nov-27 17:13 22:34 Earth 0.316033881539951 0.217176220755921 0.415328076312136 20.2180980197677 20.2176810132023 2446762.217075813 1354.28765791794 4966314.68581712 28.4704996579434 1.53008040802943 38608.2696618348 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1988-Nov-24 09:39 16:10 Earth 0.22905263509852 0.150684304255797 0.305692915177984 17.2676589918566 17.26698531431 2447489.901926533 969.630982695664 3723514.53066036 26.6169476768476 1.85798558299927 34830.5116736306 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1990-Nov-22 19:59 07:30 Earth 0.143916212614711 0.0887428936479836 0.196400897677449 14.42729767519 14.4260143492914 2448218.332458951 450.108716883897 2402491.1192058 25.0639599293179 2.29153811991784 26927.2749731164 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1991-May-17 04:40 1_09:50 Mercury 0.0642748076836201 0.0114344069118975 0.137480696814668 20.2607276998996 20.2606146085048 2448393.694765424 2029.8836437076 3654875.90235153 56.3258763949105 -9.98956389486887 28939.0055604691 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1992-Jul-29 13:04 11:57 Venus 0.121914749765371 0.0749794200375933 0.171152331971424 20.1034579019277 20.1025718656584 2448833.044547676 717.382284950301 2452176.19651079 75.9683949846258 -19.9194549650343 72689.9752727452 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1992-Nov-21 19:39 01:41 Earth 0.0641022399399684 0.0354272522025458 0.091153055259519 11.7874402335763 11.7839134027879 2448948.319008254 101.004488970607 1098898.81035012 24.0553290126532 3.17895664367175 15800.2724535166 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1994-Jan-08 08:13 12:44 Mercury 0.0561519661696619 0.0369259471143932 0.0757313195998929 19.3011346428694 19.3009987558744 2449360.842233372 764.460288592023 987773.244214177 67.5807110701543 -13.1856787226549 27654.4056086735 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1994-Oct-19 10:49 01:31 Venus 0.136411452637064 0.136119430178922 0.136705021222229 8.77115608470572 8.76934096107115 2449644.950465407 91.2810907082954 17590.5774145935 143.710606825061 57.4888396968769 77520.1617793054 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1994-Nov-24 15:26 00:01 Moon 0.00250286677413423 0.00245655525038794 0.00254922929282545 10.6204751856054 10.6192421878091 2449681.142722095 1.02189785647901 2374.95901220259 7.91586431629938 -13.6581395550442 10682.4290777594 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1994-Nov-24 20:22 < 00:01 Earth 0.0047493880076337 0.0047024242421205 0.00479643509959985 9.75077235193612 9.69306612271868 2449681.348270192 0.575259196398369 2424.02305606498 5.16893736283298 0.100635563222456 190.88493180095 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1995-Mar-21 22:20 08:06 Earth 0.388042416109861 0.384167055069966 0.391912317318299 8.20770989903655 8.20687326930598 2449798.430301221 485.781117482994 124531.836946469 57.5138557233217 3.96155441325983 41245.0200176261 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1996-Aug-21 14:36 1_21:16 Mercury 0.0160461429211976 0.0128375655549583 0.0196999090088326 13.1667862764871 13.1660891923043 2450317.108021194 2715.67503285678 208845.049285652 69.2283964433674 37.0495204016959 19847.4824495335 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1996-Dec-14 09:23 1_19:24 Earth 0.085983371547066 0.0777985097072314 0.09455764273535 8.30471337843569 8.3009811274798 2450431.890747475 2604.11102292581 307433.591792788 74.0292982042619 -34.7258119724137 59069.3422901337 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1999-Jan-09 21:30 2_05:34 Earth 0.0918412346152914 0.0905276249895191 0.0979905266923452 8.87716875423163 8.87390001607547 2451188.395935938 3214.07051848528 1123604.74552567 107.509448670121 -80.3111614081402 78443.6970611723 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
1999-Apr-02 06:26 1_07:30 Mercury 0.0839816850437068 0.0148947761485338 0.163977430234369 22.9660502895052 22.9659739316008 2451270.767850086 1890.17079622958 4004649.28651269 14.091377469405 -9.91349565080606 150759.308649123 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
2001-Jan-17 12:07 00:13 Earth 0.142263200123486 0.100669989364438 0.204171270930131 12.6850837438578 12.6836071817424 2451927.005172911 12.8396572564436 3254999.42460843 112.47621276097 -35.5266271706107 82552.0663494762 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
2011-Aug-31 10:48 16:40 Venus 0.124664124842988 0.0511620641259988 0.261049263101585 8.97691019630881 8.97496954496006 2455804.949697041 1000.40885526146 4774278.5917726 92.8081134993787 30.5571683160594 66993.7525776679 T 19 CATAB v2.0c-linF95 2014-Jun-13 00:25:40 2014-Jun-13 00:25
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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