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384P/Kowalski
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1003346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458246.5 (2018-May-08.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6151634385087227 5.6683e-08  
a 2.909776731044158 4.0776e-08 au
q 1.119788471882363 1.7656e-07 au
i 7.296490641551126 6.0925e-06 deg
node 354.6371395779503 5.4467e-05 deg
peri 37.04018774922352 6.1161e-05 deg
M 256.5149096826199 4.2152e-06 deg
tp 2458767.650560287802
(2019-Oct-11.15056029)
2.8866e-05 TDB
period 1812.958766603109
4.96
3.8109e-05
1.043e-07
d
yr
n .1985704289759011 4.174e-09 deg/d
Q 4.699764990205953 6.586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      1920 days (5.26 yr)  
   first obs. used      2014-10-18  
   last obs. used      2020-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-05 13:16:37  

Additional Information
 Earth MOID = .142636 au 
 Jupiter MOID = .890622 au 
 T_jup = 2.958 
[ 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 19.9   0.6 20 2 parameter fit from 409 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 20 autocmod 2.8

[ 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
1904-Oct-02 06:24 00:01 Earth 0.296130724317811 0.296114534187495 0.296146914563502 10.8441195029747 10.8432897454324 2416755.766395476 1.43524205065411 858.387528545175 22.4694306794476 -19.8836475138608 543713.341207844 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1909-Aug-15 03:18 00:01 Mars 0.0651863713641844 0.0651838924382322 0.0651888507494822 11.9406801739462 11.940312361007 2418533.637631375 1.00859396775742 304.183629940344 23.4772324371579 66.4086759510965 378280.58490447 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1909-Oct-06 12:43 < 00:01 Earth 0.24653914705048 0.246533579622905 0.246544714509321 9.26672890787195 9.2655625620412 2418586.030106516 0.562368056532069 310.44505609361 22.8427738601592 -26.6801516602743 601793.064566619 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1914-Oct-13 11:57 < 00:01 Earth 0.194401743275501 0.19440099741886 0.194402489133943 7.0607501230273 7.05880869600405 2420418.997994988 0.255198100939859 54.4765605710059 24.9763431988745 -55.3614512243475 578014.526594996 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1919-Oct-21 19:33 < 00:01 Earth 0.312399610963565 0.312385369037973 0.31241385333053 8.01110753121749 8.01004280445026 2422253.314381854 0.528410469677503 920.847986181117 31.4382428454167 -39.5733283969742 615048.033115627 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1922-Sep-16 02:58 < 00:01 Jupiter 1.25414182941604 1.25413022602588 1.25415343279893 5.29590234965242 5.16679991550429 2423313.623738242 0.945510916930065 557.989642200045 56.1226808480267 2.21802510573902 203930.146204561 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1924-Nov-17 11:33 00:03 Earth 0.475079635429978 0.475049572801244 0.47510969811021 15.8901941692441 15.8898412124375 2424106.981294001 2.9061834073057 1519.27125642486 35.5962326658011 -9.36299980789047 242730.798723688 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1929-Oct-27 21:54 00:05 Earth 0.220052575147345 0.220022553686763 0.220082600845846 8.53149054408657 8.5300711692034 2425912.412796212 4.91180753363856 2135.67281823656 17.2919486218738 -45.5047631882397 1070427.42378606 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1934-Sep-29 20:00 00:04 Earth 0.228943121082002 0.228907372899918 0.228978870045844 10.9242212287003 10.923155821937 2427710.333247883 4.22551220330999 1903.40633560405 21.999897918799 -20.5401948902457 449496.60176277 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1946-Aug-04 02:40 00:01 Jupiter 1.5936971415547 1.59367860317126 1.59371567995581 7.20143919893869 7.12725480572233 2432036.610766888 1.11511324635077 962.222153018727 68.9500108243695 19.1635471682488 663025.651919383 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1982-Jan-18 09:43 00:02 Jupiter 0.854592596872231 0.854591734815996 0.854593458929145 4.19859325139365 3.95549004856586 2444987.905103913 1.91268670535479 156.385391803961 39.7572898521587 -82.1076859730195 2149238.83531124 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1989-Sep-22 08:50 < 00:01 Earth 0.476963163859147 0.47695876668099 0.476967561038524 16.0371317144965 16.0367833727397 2447791.867994611 0.424368490102364 222.566800336494 23.8601529584011 -9.94438744416363 499913.022528792 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
1994-Sep-21 03:31 < 00:01 Earth 0.471910901836885 0.47190703598354 0.471914767690927 16.2946173530201 16.2942708453935 2449616.646411572 0.363624345174177 194.992127826968 24.2203221371697 -8.73004541613555 472907.712684023 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2014-Sep-30 18:29 < 00:01 Earth 0.375519962622858 0.375518834281439 0.375521090964278 12.5210673699387 12.5205006769969 2456931.270062984 0.224597681327386 56.2972972420631 22.3814408060568 -2.15462401137309 850505.635418109 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2017-Sep-12 22:29 00:01 Jupiter 1.36003526338903 1.36002989056365 1.3600406362134 5.66056262379571 5.54944863639322 2458009.436585683 1.34985277724898 261.447690461905 56.3115521619616 6.82320318447239 506493.179639312 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2019-Sep-26 06:58 < 00:01 Earth 0.281457524285475 0.281456565519174 0.281458483051921 12.5245901721612 12.5238342987393 2458752.790090955 0.191810458950286 49.0168171342776 17.2171915947981 13.626961607778 940568.78051856 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2041-Jul-01 04:00 00:01 Jupiter 1.37175484891194 1.37175221325272 1.3717574845717 6.34032339889893 6.24217537729316 2466701.666985729 1.41647466140801 142.901695239081 69.181023328925 30.5466456793459 1134395.4566346 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2077-Jan-29 22:35 00:02 Jupiter 0.892570926198759 0.892569928445943 0.892571923953503 4.04762343362488 3.80595804189925 2479698.440973976 1.64413965842126 90.2794348911025 27.2615964332212 -62.2975222036382 8306178.35669492 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2112-Jul-18 20:41 00:04 Jupiter 1.99527323015025 1.99525537692234 1.99529108337476 7.95601653263713 7.90247872311051 2492651.361702096 4.24046209462125 880.532813116928 63.2167143876447 2.61185446045236 211156.662056683 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2136-Jun-01 16:39 00:02 Jupiter 0.986238686700672 0.986229176577526 0.986248196898491 4.64789642232087 4.4592890187335 2501370.193607477 1.82753803421756 648.122701084649 61.5097772929812 48.4059596668866 1122243.7176219 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16
2172-Feb-15 13:04 00:01 Jupiter 0.969743031211425 0.969727845179977 0.969758217209082 4.32655480347107 4.11973002853517 2514412.044763410 1.2402675529196 699.204839088414 38.6779005739941 -15.6571706806411 390491.964328679 T 20 CATAB v2.0f-lin.ifort 2020-Feb-05 13:16:44 2020-Feb-05 13:16

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2019.8   384P/2019 O1       
 2014.8   384P/2014 U2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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