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209P/LINEAR
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000487
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455733.5 (2011-Jun-21.0) TDB
Reference: JPL 131 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6925376343663351 6.6206e-09  
a 2.93069628715738 6.1781e-09 AU
q .9010788134032066 1.9586e-08 AU
i 19.47577295700366 3.8947e-06 deg
node 65.40358341934692 1.8759e-06 deg
peri 150.5212232130998 5.5077e-06 deg
M 156.0743144740153 2.8574e-07 deg
tp 2454939.018875932913
(2009-Apr-17.51887593)
3.5997e-06 JED
period 1832.545000297082
5.02
5.7947e-06
1.587e-08
d
yr
n .196448109018681 6.2118e-10 deg/d
Q 4.960313760911554 1.0457e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      2580  
   # delay obs. used      9  
   # Doppler obs. used      4  
   data-arc span      3975 days (10.88 yr)  
   first obs. used      2003-12-03  
   last obs. used      2014-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .42319  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-11 15:45:05  

Additional Information
 Earth MOID = .0517219 AU 
 T_jup = 2.796 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 17.1 mag 2. 131 from 336 observations, assumed slope, autocmod 2.6
comet total magnitude slope K1 15.   n/a 131 autocmod 2.6

[ 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
1917-May-08 17:40 < 00:01 Jupiter 0.54489167152907 0.544891265718983 0.544892077339264 7.84813979528441 7.64750552651128 2421357.236038088 0.0604851618139097 4.34703475151004 0.420253425945891 36.6553900108774 15119523.6653082 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
1940-Jul-10 22:59 < 00:01 Jupiter 1.78179497625956 1.78179471275069 1.78179523976992 11.2012858234593 11.1587657094378 2429821.457315476 0.0865507007556136 9.75553453516211 3.97624615032433 52.1500062952135 10264509.088845 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
1952-Nov-06 01:00 < 00:01 Jupiter 1.24665253694069 1.24665191960338 1.24665315427685 11.1125226784725 11.0512119347626 2434322.541592761 0.0782064983246102 9.28391456340811 2.5712556620152 7.84790682087283 4070671.54020625 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
1954-Feb-21 17:36 < 00:01 Earth 0.405722612211049 0.405720299082099 0.405724925359468 21.9427654285497 21.9424661368001 2434795.233595822 0.0909812401393892 170.042855124017 8.47255097474554 -45.6196484421972 4569801.96010557 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
1976-Mar-12 17:33 < 00:01 Jupiter 0.92000322127187 0.920002470599545 0.920003971944061 7.2455352432944 7.1173333569423 2442850.231045554 0.112087775515268 5.06763966527548 1.49864032146154 8.50989625532992 3617730.17622687 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
1999-Feb-22 15:26 < 00:01 Earth 0.490436869503762 0.490436505906841 0.490437233100949 23.6994707628005 23.6992415215876 2451232.142931688 0.0125891700245186 20.9240804755654 8.3220631844168 -32.7717534179021 5075637.32100127 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2004-Mar-07 18:32 < 00:01 Earth 0.386367947743657 0.386367712601008 0.386368182886249 19.241642627242 19.2412842229795 2453072.272374128 0.0108712592900387 12.6728576094141 6.97551862105917 -30.7761399804566 4995366.66727444 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2009-Apr-10 13:24 < 00:01 Earth 0.261274525475618 0.261274409420825 0.261274641530422 15.4689831068806 15.4683238376929 2454932.058065845 0.0120447685847112 6.31282370121007 2.97665192145754 -28.4709347760006 6728918.98868191 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2012-Feb-17 21:42 < 00:01 Jupiter 0.592442905387297 0.592442025845557 0.592443784928072 7.11421589066112 6.91032882472928 2455975.403988152 0.132397562731157 5.16179468070676 1.0086150832364 -19.7084781463824 3949615.58208683 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2014-May-29 07:51 < 00:01 Earth 0.0554539774521023 0.0554539701810082 0.0554539847231969 16.9707802024877 16.9679487187093 2456806.826923036 0.000781587254158758 2.38583268632304 0.376768408157054 -89.2923325312463 18388954.4493209 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2047-Sep-03 11:12 < 00:01 Jupiter 0.645465486383854 0.645464363912727 0.645466608855898 7.03798015626327 6.84898768856826 2468956.966641870 0.173926219329791 6.37633666453075 0.96453506497958 -14.3425717565945 3324618.4316144 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2060-Jun-10 06:46 < 00:01 Earth 0.34973145054295 0.349729326242155 0.349733574842877 22.0386824117059 22.038336714836 2473620.781651009 0.0523783494690424 100.316859927349 2.21125746513685 -0.890567887689502 567785.671256129 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2082-Nov-08 09:02 < 00:01 Jupiter 1.36393180437518 1.36393119979268 1.36393240896004 8.56698081318055 8.49418210645404 2481806.876085928 0.103018948399139 9.19017918157107 2.87473291893594 39.0694190116201 6815309.84830148 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2095-Mar-07 14:55 < 00:01 Jupiter 1.16142680481593 1.16142555022593 1.16142805940629 10.6788297480633 10.6103164519919 2486309.121272915 0.0607212709032533 15.5616574099757 3.77342158020857 8.14795127336851 2259217.09083575 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2117-Apr-24 18:03 < 00:01 Earth 0.278787520439828 0.278782487737283 0.27879255313611 16.0161746188431 16.015577874483 2494392.251738193 0.199854483753827 216.993681280483 2.9356245269665 -4.77825431331387 981939.724167601 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2130-Nov-06 04:15 < 00:01 Jupiter 0.368022628551924 0.368022274808175 0.368022982295525 7.9412615371851 7.64594890196202 2499335.676747944 0.0414096053959449 5.77182535184117 2.41807378611032 71.8011749104874 2863166.66317511 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2158-May-24 07:40 < 00:01 Earth 0.157541518108028 0.157512456608268 0.15757058082791 18.1796471376342 18.1787167948494 2509396.819156575 0.907148563666484 1426.90177827909 0.991222409572728 -27.0299061248948 9206342.77558637 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2166-May-17 22:48 < 00:01 Jupiter 0.466055622357005 0.466049298171622 0.466061946628972 7.46939608789612 7.22198186175474 2512312.449864872 0.429132109437155 48.3840198809651 1.20252237629339 -44.9893707288162 5054239.25339577 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45
2184-May-09 14:36 00:01 Earth 0.202538537814205 0.202502999724923 0.202574091606028 16.3853557654643 16.3845528691736 2518879.108368783 1.29531780100588 2739.60880920918 6.59869807198112 57.8663416880703 3214362.23903233 T 131 CATAB v2.0c-linF95 2015-Jul-11 15:45:19 2015-Jul-11 15:45

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2009.3   209P/2008 X2       
 2004.3   209P/2004 CB       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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