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P/1999 J6 (SOHO)
Classification: Jupiter-family Comet* [NEO]          SPK-ID: 1001439
Ephemeris | Orbit Diagram | Orbital Elements | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453580.5 (2005-Jul-29.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9841773127951194 1.5813e-05  
a 3.100499137810655 2.7986e-05 AU
q .04905822803657986 4.9273e-05 AU
i 26.61314180046124 0.020234 deg
node 81.61378153633791 0.072701 deg
peri 21.97680318876143 0.080133 deg
M 47.37538001293329 0.0017561 deg
tp 2453318.080529364894
(2004-Nov-08.58052936)
0.012608 JED
period 1994.095021567066
5.46
0.026999
7.392e-05
d
yr
n .1805330218000809 2.4443e-06 deg/d
Q 6.151940047584731 5.5529e-05 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 3.945410426913199E-7 1.552E-7
A2 [EST] -1.889170630912839E-9 3.265E-12
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      4000 days (10.95 yr)  
   first obs. used      1999-05-10  
   last obs. used      2010-04-22  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      3  
   fit RMS      .33515  
   data source      ORB  
   producer      Alan B. Chamberlin  
   solution date      2012-May-07 10:01:53  

Additional Information
 Earth MOID = .0101752 AU 
 T_jup = 1.923 
[ show covariance matrix ]

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

no physical parameters available

[ 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
1972-Sep-03 12:52 2_07:50 Jupiter 0.740975058978191 0.709148659360176 0.772900828058381 15.0816476169186 15.0056608384163 2441564.036324216 3350.1151849349 757188.758249117 377372.153515077 67.3759953392273 67.9256375833991 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
1984-Jun-04 20:14 1_16:44 Jupiter 0.91120631624443 0.882577616957446 0.940005915305656 12.8166081855891 12.7438738963671 2445856.343667922 2444.24202485107 273331.960974367 166574.797039103 0.181393174941577 104.863094726819 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
1988-May-31 18:02 08:02 Earth 0.262685489863481 0.236351445566852 0.289109521640789 35.6346728861392 35.6343882400456 2447313.251573970 482.100458271105 1239215.43151147 187827.920266003 1.25977734763812 30.5686589543564 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
1996-May-28 06:00 1_05:00 Jupiter 1.34125054813809 1.33048329028071 1.35212088414565 11.7555326383786 11.7016884931735 2450231.750242606 1740.76428577891 154493.211195966 27521.0010318592 49.8736199668602 1091.08583711936 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
1999-Jun-12 05:23 00:27 Earth 0.012064998006641 0.00960316629805836 0.0145402683501997 42.9160063463034 42.9108600849442 2451341.724660360 27.963739085436 121879.672978451 75490.6565883682 -15.3281078408516 15.0592696620304 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2008-Jun-23 09:01 12:03 Jupiter 1.16237692277697 1.15343555947793 1.17135341883472 12.1607346068494 12.1006639820368 2454640.875901993 723.14006235707 113990.336095972 26194.8500644171 39.4183604677537 874.637144084008 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2010-May-29 09:43 00:29 Earth 0.314251972329691 0.311191120893447 0.317319046462553 34.2882915654 34.2880442847912 2455345.905260079 29.5065852832925 157105.389798443 81523.9694080417 30.0310002989156 368.767908603522 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2020-Feb-15 10:48 16:46 Jupiter 1.38882319271545 1.36857237617174 1.40900069660905 15.8848629110977 15.8464222951255 2458894.950232490 1006.73401300869 318129.400157633 82781.2186092024 15.0416077224329 233.437463226729 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2026-Jun-28 19:53 06:09 Mercury 0.0499853090762974 0.0459605482993145 0.0613898845865156 60.4439415423925 60.4438927968269 2461220.329090727 369.188553047853 1082222.03738116 45491.517457939 -68.5299367178243 152.560087499568 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2031-Oct-14 16:35 14:18 Mercury 0.051624209268468 0.0459578471656751 0.0850937308214137 56.4304993560842 56.4304488012156 2463154.191385469 858.472089920445 2473864.18490882 64859.7764408667 65.9759195670608 108.418557305815 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03
2043-Oct-02 05:15 2_22:38 Jupiter 0.773048435380918 0.733301243463447 0.816417490160365 13.2926397768969 13.2099541786661 2467524.718818279 4238.54554178613 618801.544948847 138169.007477042 -55.2518618270526 151.382606212753 T 6 CATAB v2.0c-linF95 2012-May-07 10:03:01 2012-May-07 10:03

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2010.3   P/2010 H3       
 2004.9   P/2004 V9       
 1999.4   P/1999 J6       
Ephemeris | Orbit Diagram | Orbital Elements | Close-Approach Data ]
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