Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2455719.5 (2011-Jun-07.0) TDB
Reference: JPL 129 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6923578061340225 6.5978e-09  
a 2.931046362743141 6.0058e-09 AU
q .9017135333571934 1.9456e-08 AU
i 19.44579114033596 3.9219e-06 deg
node 65.46881158471572 1.8866e-06 deg
peri 150.4654789949985 5.588e-06 deg
M 153.313294633298 2.9174e-07 deg
tp 2454938.933740358611
(2009-Apr-17.43374036)
3.5552e-06 JED
period 1832.873360024115
5.02
5.6334e-06
1.542e-08
d
yr
n .1964129152901559 6.0368e-10 deg/d
Q 4.960379192129088 1.0164e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      2491  
   # 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      .43005  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:48:55  

Additional Information
 Earth MOID = .0511307 AU 
 T_jup = 2.797 
[ 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 16.9 mag 2. 129 from 247 observations, assumed slope, autocmod 2.6
comet total magnitude slope K1 15.   n/a 129 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 0.544891673588558 0.544891265765696 0.544892081412234 7.84813983785661 7.64750557096863 2421357.236040302 0.061092350893604 4.37116026505105 0.420733089536738 36.6790916227119 15109433.3916023 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
1940-Jul-10 22:59 < 00:01 Jupiter 1.78179497220511 1.78179470883566 1.78179523557385 11.2012857735783 11.1587656592698 2429821.457316768 0.087343420130288 9.79608337572239 3.99617624284352 52.1774927208095 10217000.0564517 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
1952-Nov-06 01:00 < 00:01 Jupiter 1.24665254416122 1.24665192521445 1.24665316310739 11.1125227412803 11.0512119982749 2434322.541595070 0.078840874042605 9.31201230571172 2.58781221317312 7.82931734597149 4053990.08434604 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
1954-Feb-21 17:36 < 00:01 Earth 0.405722627840645 0.405720301025166 0.405724954675715 21.9427660435645 21.9424667518348 2434795.233594510 0.0915819517355992 171.092280837979 8.53507325375139 -45.6318588151007 4537281.26698259 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
1976-Mar-12 17:33 < 00:01 Jupiter 0.920003227211735 0.920002473052532 0.920003981370828 7.2455352503857 7.11733336499651 2442850.231045387 0.113152638897895 5.09187194521996 1.50645624913974 8.52071730313688 3601041.7528723 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
1999-Feb-22 15:26 < 00:01 Earth 0.490436873337614 0.490436509061718 0.490437237613555 23.6994708416766 23.6992416004662 2451232.142931552 0.0126616961533119 20.9507927925041 8.37221327221933 -32.7535447142145 5050345.14305352 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2004-Mar-07 18:32 < 00:01 Earth 0.386367950599002 0.386367714718649 0.386368186479596 19.241642667209 19.2412842629499 2453072.272373702 0.0109254940609249 12.686852808315 7.00645331248696 -30.5756148451768 4970012.1071928 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2009-Apr-10 13:24 < 00:01 Earth 0.261274526871025 0.261274410230475 0.261274643511585 15.468983138935 15.4683238697522 2454932.058065554 0.0120751981377143 6.34554300774901 2.98677517666401 -28.4501140969491 6699000.87137343 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2012-Feb-17 21:42 < 00:01 Jupiter 0.592442909084754 0.592442023940044 0.592443794230476 7.11421590228193 6.9103288379842 2455975.403985978 0.13369657374868 5.19516623257839 1.01672196412279 -19.7883105139363 3930983.07377703 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2014-May-29 07:51 < 00:01 Earth 0.0554539775485809 0.0554539702855397 0.0554539848116025 16.9707802675791 16.9679487838165 2456806.826923089 0.000782986536593465 2.3863702462681 0.377111857244631 -89.2913203702021 18372203.1652877 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2047-Sep-03 11:12 < 00:01 Jupiter 0.645465492788599 0.645464361635161 0.645466623942267 7.03798016538974 6.84898769984774 2468956.966638078 0.175707551707697 6.4245273904287 0.970226432124464 -14.3975231653927 3312743.3715973 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2060-Jun-10 06:46 < 00:01 Earth 0.349731464548829 0.349729330567121 0.349733598529837 22.0386827326393 22.0383370357883 2473620.781651056 0.0526534033867268 100.775396338667 2.22409498148335 -0.898733731728357 566691.526884945 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2082-Nov-08 09:02 < 00:01 Jupiter 1.36393181116954 1.363931202324 1.36393242001673 8.56698083085169 8.49418212464083 2481806.876084647 0.104067745710525 9.2539482644742 2.88702692229419 39.1017828520536 6787678.42645295 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2095-Mar-07 14:55 < 00:01 Jupiter 1.16142680374308 1.16142554142589 1.16142806605939 10.6788297458157 10.6103164496663 2486309.121271573 0.0609843645105083 15.6526345662823 3.79872499243441 8.25230148923317 2252525.70750926 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2117-Apr-24 18:03 < 00:01 Earth 0.278787533125384 0.27878245981451 0.278792606429893 16.016174821083 16.0155780767576 2494392.251736401 0.201535141758239 218.742229633685 2.93993066088829 -4.77418243672591 979523.623970077 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2130-Nov-06 04:15 < 00:01 Jupiter 0.368022631239008 0.368022275663897 0.368022986813225 7.94126156408945 7.64594893210334 2499335.676750880 0.0417660378627847 5.82227767497323 2.42609318289596 71.7561292337218 2852808.87926072 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2158-May-24 07:40 < 00:01 Earth 0.157541437321914 0.157512108137543 0.157570767748963 18.1796459962623 18.178715652942 2509396.819152003 0.915504701987437 1440.04430624053 0.992428495997543 -27.0297437176766 9195098.28361946 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2166-May-17 22:48 < 00:01 Jupiter 0.466055607775701 0.466049229548608 0.466061986089985 7.46939614003127 7.22198190780261 2512312.449867943 0.432575191398874 48.7995456861906 1.20752457374106 -44.9912975102162 5033458.99224716 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49
2184-May-09 14:36 00:01 Earth 0.202538652293367 0.202502794281289 0.20257452629245 16.3853555653922 16.3845526695455 2518879.108361171 1.30701410671763 2764.30057700771 6.61975328351743 57.8667252801362 3204153.66742751 T 129 CATAB v2.0c-linF95 2014-Nov-10 12:49:01 2014-Nov-10 12:49

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-29 09:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin