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JPL Small-Body Database Browser
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154218 (2002 JL61)
Classification: Main-belt Asteroid          SPK-ID: 2154218
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2671821864345361 4.1573e-08  
a 3.136321943908277 2.621e-08 au
q 2.29835258957225 1.3488e-07 au
i 15.3345995260409 7.6591e-06 deg
node 192.7970123606028 1.829e-05 deg
peri 84.42681168379178 2.3785e-05 deg
M 53.61624220562523 1.8442e-05 deg
tp 2458698.349544346348
(2019-Aug-02.84954435)
0.00010132 TDB
period 2028.753966347581
5.55
2.5431e-05
6.963e-08
d
yr
n .1774488212822166 2.2244e-09 deg/d
Q 3.974291298244305 3.3212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      10290 days (28.17 yr)  
   first obs. used      1991-03-19  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:06:08  

Additional Information
 Earth MOID = 1.34447 au 
 Jupiter MOID = 1.53544 au 
 T_jup = 3.102 
[ 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 14.5   n/a MPO493876  

154218 (2002 JL61)          Discovered 2002-May-08 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ 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
1966-Jun-08 13:55 00:04 Jupiter 1.7765651786658 1.77656314591041 1.7765672129985 1.16630336389429 0.637740387450359 2439285.080065687 4.03872771082852 10807.4913366124 199.848062247845 37.862968539015 2789574.17256444 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
1976-Oct-11 20:24 00:01 Jupiter 1.52646062179767 1.52645971697527 1.52646152662358 3.76557756294769 3.61521619241688 2443063.350157077 1.34011204464201 256.175153967584 33.282448034851 -85.5884638569033 1255424.10703715 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
1987-May-19 03:36 < 00:01 Jupiter 1.98542853454532 1.98542733616989 1.98542973292166 5.19638790480893 5.11362965712452 2446934.650306148 0.909643785781193 105.572385783014 33.1381015285999 -62.2508472885527 2185202.12184153 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2061-Oct-29 23:27 00:04 Jupiter 1.82029007948667 1.8202885811007 1.82029157787562 0.73504830773788 n/a 2474127.477144476 3.52347362441581 260.398440418688 66.1435097636721 82.0682397615023 4079062.90217833 F 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2071-Nov-17 16:00 00:03 Jupiter 1.54856682305702 1.54856596203317 1.54856768408078 3.45460920344634 3.29247338281272 2477798.166993624 2.56970045609668 344.029420021166 38.0456309082963 87.6373711389541 1041720.84224877 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2082-Jun-25 00:10 00:03 Jupiter 1.90146619357859 1.90146363012387 1.90146875705612 5.02641992492232 4.93700132829393 2481670.507251157 3.03384635228772 365.080374965118 30.0286773627904 -70.9867331224088 2148557.38344456 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2157-Feb-15 10:16 00:08 Jupiter 1.84834173675119 1.84833904953906 1.84834442404886 2.06583647530747 1.8306170527249 2508933.927535203 7.83459491936906 916.714001892253 82.2487011923081 66.1346179334393 662129.446436995 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2167-Jan-08 01:16 00:07 Jupiter 1.58940533314711 1.58940410409683 1.58940656227464 2.97670991193488 2.79194665884607 2512547.552454147 7.14304872318226 884.000379795325 46.8803305694082 82.1120387053284 777200.602892007 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
2177-Aug-02 15:46 00:07 Jupiter 1.84080976697674 1.84080452708538 1.84081500702381 4.81906961424947 4.7226221850155 2516407.156930662 6.99797291763847 898.024375170034 28.9554301444833 -74.2405593606854 1971216.91497014 T 25 CATAB v2.0e-lin.ifort 2019-Jul-13 06:06:14 2019-Jul-13 06:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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