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46094 (2001 EX21)
Classification: Main-belt Asteroid          SPK-ID: 2046094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08851740417367553 3.9378e-08  
a 3.064456235356012 2.105e-08 au
q 2.793198524198464 1.1986e-07 au
i 10.48505798713725 4.5784e-06 deg
node 206.1505529424149 2.3307e-05 deg
peri 3.261521120847275 3.3732e-05 deg
M 167.5542210057511 2.4877e-05 deg
tp 2458088.528147620676
(2017-Dec-01.02814762)
0.00013372 TDB
period 1959.42462616497
5.36
2.0189e-05
5.527e-08
d
yr
n .1837274040515659 1.8931e-09 deg/d
Q 3.335713946513561 2.2913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      790  
   data-arc span      10418 days (28.52 yr)  
   first obs. used      1991-05-14  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:51:59  

Additional Information
 Earth MOID = 1.78824 au 
 Jupiter MOID = 1.62803 au 
 T_jup = 3.201 
[ 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
absolute magnitude H 14.4   n/a MPO412493  

46094 (2001 EX21)          Discovered 2001-Mar-15 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ 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
1929-Oct-07 03:33 00:03 Jupiter 1.85867914646718 1.85867738813352 1.85868090480306 3.49264984556125 3.35963968449148 2425891.647902450 2.81188425492338 143.716083821144 38.7290728283698 56.1818842977364 3573571.5553845 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
1939-Jun-16 06:27 00:03 Jupiter 1.76898020387198 1.76897903431799 1.7689813734308 3.13740947524557 2.98088894077269 2429430.769022775 2.57627250996224 173.744195438719 23.327956863934 -70.0932126111619 2750206.95974787 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
1988-Sep-20 21:47 < 00:01 Jupiter 1.75718306061082 1.75718240602016 1.75718371520188 3.46332370809911 3.32122605322074 2447425.407972180 0.897972063885584 82.7907314633751 25.2030653336698 76.6303943407171 3505177.42451698 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
1998-May-25 04:42 < 00:01 Jupiter 1.87053638855516 1.87053586170058 1.87053691540973 3.09864848360818 2.94889399021861 2450958.695690028 0.628486539936053 53.6068164193385 21.6951243058927 -75.9800385207298 2955594.74394426 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
2047-Sep-08 10:50 00:01 Jupiter 1.68397841169007 1.68397799417979 1.68397882920083 3.45471613010741 3.30591676546495 2468961.951387771 1.05601581356617 108.024464343893 17.7464935541707 85.368155546908 3167854.32629757 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
2057-May-04 10:19 00:01 Jupiter 1.98097555261555 1.98097457794563 1.9809765272857 3.17681730706659 3.0392451764167 2472487.930178900 1.47852824201588 70.8680980772465 23.1040788287701 -55.0934829950109 3046366.09368629 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
2106-Sep-01 06:07 00:03 Jupiter 1.64755517646002 1.64755477043144 1.64755558249205 3.44783244359204 3.29534991755594 2490503.754574510 2.94093306574216 285.572894545009 16.8840477724831 88.2521451184606 3040751.08228307 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
2165-Aug-26 07:20 00:05 Jupiter 1.64881967243464 1.64881891797026 1.64882042693819 3.43611338954086 3.28320670928587 2512047.805598081 4.9616296088639 474.219208207133 16.9130572367901 -85.9072720103098 2977801.25090769 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 03:52:15 2019-Dec-14 03:52
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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