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(2018 EC3)
Classification: Outer Main-belt Asteroid          SPK-ID: 3564891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5111328350114189 2.3296e-07  
a 3.570454746059938 1.8588e-07 au
q 1.745478089426346 7.8378e-07 au
i 24.91206484361798 3.6939e-05 deg
node 9.224259144309144 3.8747e-05 deg
peri 208.2172442020386 7.2153e-05 deg
M 131.7889126951236 2.6974e-05 deg
tp 2458298.388746630807
(2018-Jun-28.88874663)
0.00020733 TDB
period 2464.244104996898
6.75
0.00019243
5.268e-07
d
yr
n .1460894232312481 1.1408e-08 deg/d
Q 5.39543140269353 2.8088e-07 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      3020 days (8.27 yr)  
   first obs. used      2011-05-01  
   last obs. used      2019-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .34594  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:24:08  

Additional Information
 Earth MOID = .770138 au 
 Jupiter MOID = .1878 au 
 T_jup = 2.749 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a E2018G48  

[ 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
1904-May-25 08:21 00:02 Jupiter 0.364319789142163 0.364299192681329 0.364340385616996 8.56097919502477 8.28495504233042 2416625.847667266 1.60914223087173 1034.18861994167 263.877437046096 -10.0768164869689 56748.3485857343 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
1940-Oct-14 02:00 00:05 Jupiter 1.66821238712348 1.66820542176906 1.66821935247847 7.14818626712716 7.07679883068297 2429916.583005609 5.4883230639032 364.023273291616 310.616610541183 -35.6547779891619 659377.054578818 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
1952-Feb-16 04:13 00:04 Jupiter 1.99536460956853 1.99534892429271 1.99538029485025 12.7382696443055 12.7049015470153 2434058.675369701 3.54688565195608 800.902392693861 78.9875841017394 13.1232996743915 650467.160206842 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
1987-Aug-06 13:18 00:05 Jupiter 0.950975858154661 0.950964151656048 0.950987564662409 6.65490630495211 6.51969343634957 2447014.053844799 4.71863638273399 607.506240158086 274.07251517592 -18.2781791958541 279112.302880967 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2035-May-15 06:25 00:05 Jupiter 1.35780911029315 1.35779646963027 1.35782175103167 6.70973891215701 6.61611404527039 2464462.767504666 4.5134680054311 818.747874723951 139.702655164746 -40.6870273888491 669365.706612204 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2046-Nov-26 02:29 00:02 Jupiter 1.69426172157541 1.6942464565061 1.69427698664751 12.0551175921601 12.0135751574093 2468675.603651570 1.63761794422953 769.351390360138 154.700459588742 -9.66242254506319 290897.674320783 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2083-May-24 17:25 00:03 Jupiter 1.93629230912156 1.93627484646369 1.93630977184689 8.37334694786337 8.32094032849724 2482004.225953951 2.98264281283822 1094.91740814599 440.998200393279 -42.0340397452225 433444.915053123 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2094-Feb-07 20:28 00:02 Jupiter 0.493295320102761 0.493281122024934 0.493309518247522 8.85914604412115 8.66315929510007 2485916.352984372 1.66493301788347 772.954003465183 241.74797579125 -26.0867708561588 135393.021693146 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2129-Aug-22 15:56 00:06 Jupiter 0.400577474572403 0.400486413733796 0.400668541733291 7.28222889942117 6.98583212997707 2498895.164038604 6.03335529016572 5218.60334413881 285.562129407164 28.5245472002919 108343.551714574 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24
2177-Mar-15 12:10 00:52 Jupiter 0.776711116865472 0.776562118924719 0.776860116087132 6.56416970921566 6.39587952894776 2516267.007160181 52.1621080182133 7600.56574983359 64.2903223707668 9.894817765965 317472.644685656 T 14 CATAB v2.0g-lin.ifort 2021-Apr-15 20:24:08 2021-Apr-15 20:24

Alternate Designations
 2018 EC3 = 2011 JW1 = 2018 CN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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