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JPL Small-Body Database Browser
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252P/LINEAR
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000298
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2457519.5 (2016-May-11.0) TDB
Reference: JPL K161/1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6730967236122571 6.8756e-06  
a 3.046948984776395 6.3018e-05 au
q .9960576061097104 4.4062e-07 au
i 10.4223132074456 6.3172e-05 deg
node 190.9499032197533 6.2681e-05 deg
peri 343.3110219103455 5.4848e-05 deg
M 10.51369704823326 0.00032886 deg
tp 2457462.765248224290
(2016-Mar-15.26524822)
6.4621e-05 TDB
period 1942.657330295414
5.32
0.060268
0.000165
d
yr
n .1853131761252284 5.7491e-06 deg/d
Q 5.09784036344308 0.00010544 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.04713531113357E-8 1.227E-9
A2 [EST] -7.064498938848991E-9 7.133E-10
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      117 days  
   first obs. used      2016-04-05  
   last obs. used      2016-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      4  
   norm. resid. RMS      .38904  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2016-Nov-21 09:47:59  

Additional Information
 Earth MOID = .0121418 au 
 Jupiter MOID = .201072 au 
 T_jup = 2.821 
 Not valid before 2016-04-01 
[ 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
comet total magnitude M1 16.8   1. K161/1 2 parameter fit from 153 observations, autocmod 2.6g
comet total magnitude slope K1 12.   n/a K161/1 autocmod 2.6g

[ 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
1900-Jan-14 02:59 17:42 Earth 0.388223079807781 0.349372143587337 0.427512408003486 23.9346169955859 23.9343302431436 2415033.623988641 1062.30777667301 2055173.46837199 202996.574430052 -18.5620013877182 89.0937838406109 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1904-Feb-23 08:38 08:17 Jupiter 1.95554380565871 1.92959013720497 1.9816223318667 13.2763600752324 13.2436950514079 2416533.859811800 496.75247317516 1515310.95533835 109179.980201723 -31.5480411736923 750.268562737099 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1926-May-16 14:50 1_22:15 Earth 0.17667185165345 0.0937895695869348 0.267460665490947 17.6753679730319 17.6745147019743 2424652.118096147 2774.51343554275 4718430.88021866 72753.7125890761 20.2492825593338 120.078307445206 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1927-Jul-20 23:04 22:33 Jupiter 1.83011649296079 1.78324579867884 1.8774955665141 13.0625158158012 13.0270361439146 2425082.461154203 1352.87739851724 2802186.31588374 152787.792340428 -33.3025226557552 561.387385502552 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1939-Oct-01 16:42 1_04:03 Jupiter 0.250486980680567 0.242578549355012 0.258536823496826 7.01251829023531 6.51248082208919 2429538.195844264 1682.52842294899 504400.294979304 41721.8921758554 38.613903743472 484.025981674749 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1974-Nov-08 12:18 2_11:46 Jupiter 1.58864953759582 1.50579645130477 1.671480150748 12.0369976954415 11.992621510651 2442360.012235826 3585.77594923441 4120162.29277686 58268.2319996316 -3.15206526285252 145.233118301635 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
1987-Mar-17 14:11 1_12:35 Jupiter 0.227050546193371 0.217079285035502 0.237144204596501 7.0779932391612 6.52969342428344 2446872.090822409 2195.34592121457 571315.781858 9696.3440179758 26.269179599639 2073.94043110699 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
2000-Feb-15 11:20 1_00:27 Earth 0.191157961665174 0.166203880441463 0.217097979926276 13.4748538023728 13.4738193450591 2451589.972404785 1466.68524675257 1442048.26114054 236.811358745001 28.0938876230055 39930.0438334223 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
2016-Mar-21 13:16 < 00:01 Earth 0.0356337858099953 0.0356314532959278 0.0356361183458679 10.560507809637 10.5534249072932 2457469.052836346 0.310531108594761 124.802867004036 27.445014651517 21.802222732413 86033.6867593811 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
2032-Mar-05 11:02 1_11:58 Earth 0.0972703125053423 0.0783030209700659 0.116828523275389 10.7656971125349 10.7631523854075 2463296.959445244 2157.55760188107 1032397.66493083 1000.48853682588 21.0646470334639 4770.83765796129 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
2033-Dec-23 03:29 03:58 Jupiter 0.745310861407723 0.738284289966394 0.752401454497722 8.1499986868774 8.00934086312969 2463954.645004051 238.295290791566 494593.652474717 3233.41067897412 -45.5125521391388 9712.46356668538 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03
2046-Aug-09 16:17 17:34 Jupiter 0.134139660029448 0.121805295737345 0.147997303162748 7.78358783833841 6.92497472452917 2468567.178330668 1054.11550790591 1000995.0994201 21433.0037872101 -49.4543216498793 757.745304419158 T K161/1 CATAB v2.0e-lin.ifort 2017-Dec-06 15:02:59 2017-Dec-06 15:03

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2010.9   252P/2011 L5       
 2000.2   252P/2000 G1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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