143P/Kowal–Mrkos

143P/Kowal-Mrkos
Discovery
Discovered by	Charles T. Kowal Antonín Mrkos
Discovery date	April 23, 1984
Alternative designations	1984 JD; 1984 X; 2000 ET90
Orbital characteristics ^A
Epoch	March 6, 2006
Aphelion	6.074 AU
Perihelion	2.538 AU
Semi-major axis	4.306 AU
Eccentricity	0.4106
Orbital period	8.935 a
Inclination	4.6896°
Last perihelion	June 12, 2009
Next perihelion	May 7, 2018^[1]^[2]

143P/Kowal–Mrkos is a periodic comet in the solar system.

References

↑ "143P/Kowal-Mrkos Orbit". Minor Planet Center. Retrieved 2014-06-18.
↑ Patrick Rocher (2011-09-20). "Note number : 0134 P/Kowal-Mrkos : 143P". Institut de mécanique céleste et de calcul des éphémérides. Retrieved 2012-02-25.

Jewitt; Sheppard, Scott; Fernández, Yanga et al. (2003). "143P/KOWAL-MRKOS AND THE SHAPES OF COMETARY NUCLEI". The Astronomical Journal 125 (6): 3366–3377. Bibcode:2003AJ....125.3366J. doi:10.1086/374947.

External links

Orbital simulation from JPL (Java) / Horizons Ephemeris
143P/Kowal-Mrkos – Seiichi Yoshida @ aerith.net
143P at Kronk's Cometography

Features	Nucleus Coma Tails Antitail Comet dust Meteor shower

Types	Encke-types Exocomets Extinct Great Halley-types Interstellar Lost Main-belt no calculated orbit Sungrazing (Kreutz Sungrazers)

Related	Naming of comets Centaur Comet discoverers LINEAR Extraterrestrial atmospheres Oort cloud Small Solar System body Asteroid

Space missions	Comet Hopper CONTOUR CRAF Deep Impact/EPOXI Deep Space 1 Giotto Hayabusa Mk2 ICE Marco Polo MarcoPolo-R Rosetta Philae Timeline Sakigake Stardust/NeXT Suisei Ulysses Vega program Vega 1 Vega 2 Vesta

Latest	C/2014 Q2 (Lovejoy) C/2014 E2 (Jacques) C/2013 US10 (Catalina) C/2013 A1 (Siding Spring) C/2012 K1 (PANSTARRS)

Lists of comets (more)

Periodic
comets

Number	1P/Halley 2P/Encke 3D/Biela 4P/Faye 5D/Brorsen 6P/d'Arrest 7P/Pons–Winnecke 8P/Tuttle 9P/Tempel 10P/Tempel 11P/Tempel–Swift–LINEAR 12P/Pons–Brooks 13P/Olbers 14P/Wolf 15P/Finlay 16P/Brooks 17P/Holmes 18D/Perrine–Mrkos 19P/Borrelly 20D/Westphal 21P/Giacobini–Zinner 22P/Kopff 23P/Brorsen–Metcalf 24P/Schaumasse 25D/Neujmin 26P/Grigg–Skjellerup 27P/Crommelin 28P/Neujmin 29P/Schwassmann–Wachmann 30P/Reinmuth 31P/Schwassmann–Wachmann 32P/Comas Solà 33P/Daniel 34D/Gale 35P/Herschel–Rigollet 36P/Whipple 37P/Forbes 38P/Stephan–Oterma 39P/Oterma 40P/Väisälä 41P/Tuttle–Giacobini–Kresák 42P/Neujmin 43P/Wolf–Harrington 44P/Reinmuth 45P/Honda–Mrkos–Pajdušáková 46P/Wirtanen 47P/Ashbrook–Jackson 48P/Johnson 49P/Arend–Rigaux 50P/Arend 51P/Harrington 52P/Harrington–Abell 53P/Van Biesbroeck 54P/de Vico–Swift–NEAT 55P/Tempel–Tuttle 56P/Slaughter–Burnham 57P/du Toit–Neujmin–Delporte 58P/Jackson–Neujmin 59P/Kearns–Kwee 60P/Tsuchinshan 61P/Shajn–Schaldach 62P/Tsuchinshan 63P/Wild 64P/Swift–Gehrels 65P/Gunn 66P/du Toit 67P/Churyumov–Gerasimenko 68P/Klemola 69P/Taylor 70P/Kojima 71P/Clark 73P/Schwassmann–Wachmann 74P/Smirnova–Chernykh 75D/Kohoutek 76P/West–Kohoutek–Ikemura 77P/Longmore 78P/Gehrels 79P/du Toit-Hartley 81P/Wild 82P/Gehrels 83D/Russell 84P/Giclas 85P/Boethin 87P/Bus 88P/Howell 91P/Russell 94P/Russell 95P/Chiron 96P/Machholz 98P/Takamizawa 99P/Kowal 100P/Hartley 1 101P/Chernykh 102P/Shoemaker 103P/Hartley 105P/Singer Brewster 107P/Wilson–Harrington 109P/Swift–Tuttle 111P/Helin–Roman–Crockett 112P/Urata–Niijima 113P/Spitaler 114P/Wiseman–Skiff 115P/Maury 116P/Wild 117P/Helin–Roman–Alu 118P/Shoemaker–Levy 119P/Parker–Hartley 120P/Mueller 121P/Shoemaker–Holt 122P/de Vico 125P/Spacewatch 128P/Shoemaker–Holt 129P/Shoemaker–Levy 130P/McNaught–Hughes 132P/Helin–Roman–Alu 133P/Elst–Pizarro 136P/Mueller 138P/Shoemaker–Levy 139P/Väisälä–Oterma 143P/Kowal–Mrkos 144P/Kushida 147P/Kushida–Muramatsu 152P/Helin–Lawrence 153P/Ikeya–Zhang 157P/Tritton 158P/Kowal–LINEAR 159P/LONEOS 160P/LINEAR 161P/Hartley–IRAS 163P/NEAT 164P/Christensen 165P/LINEAR 166P/NEAT 167P/CINEOS 168P/Hergenrother 169P/NEAT 170P/Christensen 171P/Spahr 172P/Yeung 173P/Mueller 174P/Echeclus 176P/LINEAR 177P/Barnard 178P/Hug–Bell 206P/Barnard–Boattini 208P/McMillan 209P/LINEAR 238P/Read 246P/NEAT 255P/Levy 271P/van Houten–Lemmon 276P/Vorobjov 289P/Blanpain 311P/PANSTARRS ("P/2013 P5")

None	D/1770 L1 (Lexell's Comet) D/1993 F2 (Comet Shoemaker–Levy 9) P/1997 B1 P/2007 R5 (SOHO) P/2010 A2 P/2010 B2 (WISE) P/2010 V1 (Comet Ikeya–Murakami) P/2011 NO1

Non
periodic
comets

Before 1910	C/-43 K1 (Caesar's Comet) X/1106 C1 C/1577 V1 (Great Comet of 1577) C/1652 Y1 C/1680 V1 (Kirsch's Comet/Great Comet of 1680)) C/1702 H1 C/1729 P1 (Comet of 1729) C/1743 X1 (Great Comet of 1744) C/1760 A1 C/1769 P1 C/1811 F1 (Great Comet of 1811) C/1823 Y1 (Great Comet of 1823) C/1843 D1 (Great March Comet of 1843) C/1847 T1 (Miss Mitchell's Comet) C/1858 L1 (Comet Donati) C/1861 G1 (Comet Thatcher) C/1861 J1 (Great Comet of 1861) X/1872 X1 C/1882 R1 (Great Comet of 1882) C/1887 B1 (Great Southern Comet of 1887) C/1910 A1 (Great January Comet of 1910)

After 1910	C/1911 O1 (Brooks) C/1911 S3 (Beljawsky) C/1927 X1 (Skjellerup–Maristany) C/1948 V1 (Eclipse) C/1956 R1 (Arend–Roland) C/1961 R1 (Humason) C/1965 S1 (Ikeya-Seki) C/1969 Y1 (Bennett) C/1970 K1 (White–Ortiz–Bolelli) C/1973 E1 (Kohoutek) C/1975 V1 (West) C/1980 E1 (Bowell) C/1989 X1 (Austin) C/1989 Y1 (Skorichenko–George) C/1993 Y1 (McNaught–Russell) C/1995 O1 (Hale–Bopp) C/1996 B2 (Hyakutake) C/1997 L1 (Zhu–Balam) C/1998 H1 (Stonehouse) C/1999 F1 (Catalina) C/1999 S4 (LINEAR) C/2000 U5 (LINEAR) C/2000 W1 (Utsunomiya-Jones) C/2001 Q4 (NEAT) C/2002 T7 (LINEAR) C/2004 Q2 (Machholz) C/2006 A1 (Pojmański) C/2006 M4 (SWAN) C/2006 P1 (McNaught) C/2007 F1 (LONEOS) C/2007 N3 (Lulin) C/2007 Q3 (Siding Spring) C/2007 W1 (Boattini) C/2009 F6 (Yi–SWAN) C/2009 R1 (McNaught) C/2010 X1 (Elenin) C/2011 L4 (PANSTARRS) C/2011 W3 (Lovejoy) C/2012 E2 (SWAN) C/2012 F6 (Lemmon) C/2012 K1 (PANSTARRS) C/2012 S1 (ISON) C/2013 A1 (Siding Spring) C/2013 R1 (Lovejoy) C/2013 US10 (Catalina) C/2013 V5 (Oukaimeden) C/2014 E2 (Jacques) C/2014 Q2 (Lovejoy)

After 1910 (abc's)	Arend–Roland Austin Beljawsky Bennett Boattini Bowell Brooks Catalina C/1999 F1 C/2013 US10 Eclipse Elenin Hale-Bopp Humason Hyakutake Ikeya-Seki ISON Jacques Kohoutek Lemmon LINEAR C/1999 S4 C/2000 U5 C/2002 T7 (LINEAR) LONEOS Lovejoy C/2011 W3 C/2013 R1 (Lovejoy) C/2014 Q2 (Lovejoy) Lulin Machholz McNaught C/2006 P1 C/2009 R1 McNaught–Russell NEAT Oukaimeden Pan-STARRS C/2011 L4 C/2012 K1 311P/PANSTARRS ("P2013 P5") Pojmański Siding Spring C/2007 Q3 C/2013 A1 Skjellerup–Maristany Skorichenko–George Stonehouse SWAN C/2006 M4 C/2012 E2 Utsunomiya–Jones West White–Ortiz–Bolelli Yi–SWAN Zhu–Balam

Misc

Asteroid
comets

Recovered	11P/Tempel–Swift–LINEAR 15P/Finlay 17P/Holmes 27P/Crommelin 54P/de Vico–Swift–NEAT 69P/Taylor 73P/Schwassmann–Wachmann 113P/Spitaler 107P/Wilson–Harrington 177P/Barnard 206P/Barnard–Boattini

Not recovered	D/1770 L1 (Lexell) 3D/Biela 5D/Brorsen 18D/Perrine–Mrkos 20D/Westphal 25D/Neujmin 34D/Gale 75D/Kohoutek

Related

Antimatter comet
See also
- Comet vintages
- Comets in fiction
- Fictional comets

Periodic comets (by number)
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