Table:
Comet

Discoverer(s) or namesake(s)

Orbital period (years)

Spacecraft encounter(s)

1P/Halley
Halley
75.32
Giotto (flyby 1986), Vega 1 (flyby 1986), Vega 2 (flyby 1986), Suisei (flyby 1986) ICE (distant flyby 1986), Sakigake (distant flyby 1986)

2P/Encke
Encke
3.30

3D/Biela
Biela

4P/Faye
Faye
7.51

5D/Brorsen
Brorsen

6P/d'Arrest
d'Arrest
6.54

7P/Pons–Winnecke
Pons & Winnecke
6.36

8P/Tuttle
Tuttle
13.61

9P/Tempel (Tempel 1)
Tempel
5.58
Deep Impact (impactor/flyby 2005), Stardust (flyby 2011)

10P/Tempel (Tempel 2)
Tempel
5.37

11P/Tempel–Swift–LINEAR
Tempel & Swift & LINEAR
6.37

12P/Pons–Brooks
Pons & Brooks
70.85

13P/Olbers
Olbers
69.52

14P/Wolf
Wolf
8.74

15P/Finlay
Finlay
6.50

16P/Brooks (Brooks 2)
Brooks
6.14

17P/Holmes
Holmes
6.88

18D/Perrine–Mrkos
Perrine & Mrkos

19P/Borrelly
Borrelly
6.85
Deep Space 1 (flyby 2001)

20D/Westphal
Westphal

21P/Giacobini–Zinner
Giacobini & Zinner
6.60
ICE (distant flyby 1985)

22P/Kopff
Kopff
6.43
CRAF (rendezvous/lander 2000 – cancelled)

23P/Brorsen–Metcalf
Brorsen & Metcalf
70.52

24P/Schaumasse
Schaumasse
8.25

25D/Neujmin (Neujmin 2)
Neujmin

26P/Grigg–Skjellerup
Grigg & Skjellerup
5.31
Giotto (flyby 1992)

27P/Crommelin
Crommelin
27.93

28P/Neujmin (Neujmin 1)
Neujmin
18.17

29P/Schwassmann–Wachmann (Schwassmann–Wachmann 1)
Schwassmann & Wachmann
14.69

30P/Reinmuth (Reinmuth 1)
Reinmuth
7.34

31P/Schwassmann–Wachmann (Schwassmann–Wachmann 2)
Schwassmann & Wachmann
8.75

32P/Comas Solá
Comas Solá
8.80

33P/Daniel
Daniel
8.07

34D/Gale
Gale

35P/Herschel–Rigollet
Herschel & Rigollet
155

36P/Whipple
Whipple
8.55

37P/Forbes
Forbes
6.35

38P/Stephan–Oterma
Stephan & Oterma
37.72

39P/Oterma
Oterma
19.53

40P/Väisälä (Väisälä 1)
Väisälä
10.82

41P/Tuttle–Giacobini–Kresák
Tuttle & Giacobini & Kresák
5.42

42P/Neujmin (Neujmin 3)
Neujmin
10.70

43P/Wolf–Harrington
Wolf & Harrington
6.13

44P/Reinmuth (Reinmuth 2)
Reinmuth
7.08

45P/Honda–Mrkos–Pajdušáková
Honda & Mrkos & Pajdušáková
5.26

46P/Wirtanen
Wirtanen
5.44
ICE (distant flyby 2018 – proposed), CHopper (lander 2022—proposed)

47P/Ashbrook–Jackson
Ashbrook & Jackson
8.35

48P/Johnson
Johnson
6.95

49P/Arend–Rigaux
Arend & Rigaux
6.73

50P/Arend
Arend
8.25

51P/Harrington
Harrington
7.13

52P/Harrington–Abell
Harrington & Abell
7.54

53P/Van Biesbroeck
Van Biesbroeck
12.6

54P/de Vico–Swift–NEAT
de Vico & Swift & NEAT
7.38

55P/Tempel–Tuttle
Tempel & Tuttle
33.24

56P/Slaughter–Burnham
Slaughter & Burnham
11.54

57P/du Toit–Neujmin–Delporte
du Toit & Neujmin & Delporte
6.40

58P/Jackson–Neujmin
Jackson & Neujmin
8.24

59P/Kearns–Kwee
Kearns & Kwee
9.51

60P/Tsuchinshan (Tsuchinshan 2)
Tsuchinshan
6.56

61P/Shajn–Schaldach
Shajn & Schaldach
7.06

62P/Tsuchinshan (Tsuchinshan 1)
Tsuchinshan
6.63

63P/Wild (Wild 1)
Wild
13.25

64P/Swift–Gehrels
Swift & Gehrels
9.35

65P/Gunn
Gunn
6.88

66P/du Toit
du Toit
14.71

67P/Churyumov–Gerasimenko
Churyumov & Gerasimenko
6.45
Rosetta (orbiter 2014)

68P/Klemola
Klemola
10.83

69P/Taylor
Taylor
7.65

70P/Kojima
Kojima
7.06

71P/Clark
Clark
5.53

72D/Denning–Fujikawa
Denning & Fujikawa

73P/Schwassmann–Wachmann (Schwassmann–Wachmann 3)
Schwassmann & Wachmann
5.36

74P/Smirnova–Chernykh
Smirnova & Chernykh
8.51

75D/Kohoutek
Kohoutek
~7

76P/West–Kohoutek–Ikemura
West & Kohoutek & Ikemura
6.48

77P/Longmore
Longmore
6.88

78P/Gehrels (Gehrels 2)
Gehrels
7.22

79P/du Toit–Hartley
du Toit & Hartley
5.28

80P/Peters–Hartley
Peters & Hartley
8.12

81P/Wild (Wild 2)
Wild
6.41
Stardust (flyby/sample return 2004)

82P/Gehrels (Gehrels 3)
Gehrels
8.43

83D/Russell (Russell 1)
Russell

84P/Giclas
Giclas
6.97

85P/Boethin
Boethin
11.81

86P/Wild (Wild 3)
Wild
6.91

87P/Bus
Bus
6.51

88P/Howell
Howell
5.49

89P/Russell (Russell 2)
Russell
7.26

90P/Gehrels (Gehrels 1)
Gehrels
14.85

91P/Russell (Russell 3)
Russell
7.67

92P/Sanguin
Sanguin
12.43

93P/Lovas (Lovas 1)
Lovas
9.20

94P/Russell (Russell 4)
Russell
6.58

95P/Chiron = minor planet 2060 Chiron
Kowal
50.50

96P/Machholz (Machholz 1)
Machholz
5.28

97P/Metcalf–Brewington
Metcalf & Brewington
10.51

98P/Takamizawa
Takamizawa
7.40

99P/Kowal (Kowal 1)
Kowal
15.25

100P/Hartley (Hartley 1)
Hartley
6.35

101P/Chernykh
Chernykh
13.94

102P/Shoemaker (Shoemaker 1)
C. Shoemaker & E. Shoemaker
7.22

103P/Hartley (Hartley 2)
Hartley
6.47
Deep Impact (flyby 2010)

104P/Kowal (Kowal 2)
Kowal
5.89

105P/Singer Brewster
Singer-Brewster
6.47

106P/Schuster
Schuster
7.31

107P/Wilson–Harrington = minor planet 4015 Wilson–Harrington
Helin & Wilson & Harrington
4.29

108P/Ciffréo
Ciffréo
7.26

109P/Swift–Tuttle
Swift & Tuttle
133.28

110P/Hartley (Hartley 3)
Hartley
6.88

111P/Helin–Roman–Crockett
Helin & Roman & Crockett
8.14

112P/Urata–Niijima
Urata & Niijima
6.67

113P/Spitaler
Spitaler
7.09

114P/Wiseman–Skiff
Wiseman & Skiff
6.67

115P/Maury
Maury
8.76

116P/Wild (Wild 4)
Wild
6.51

117P/Helin–Roman–Alu (Helin–Roman–Alu 1)
Helin & Roman & Alu
8.24

118P/Shoemaker–Levy (Shoemaker–Levy 4)
C. Shoemaker, E. Shoemaker & Levy
6.44

119P/Parker–Hartley
Parker & Hartley
8.89

120P/Mueller (Mueller 1)
Mueller
8.43

121P/Shoemaker–Holt (Shoemaker–Holt 2)
C.Shoemaker, E.Shoemaker & Holt
8.02

122P/de Vico
de Vico
74.35

123P/West–Hartley
West & Hartley
7.59

124P/Mrkos
Mrkos
5.75

125P/Spacewatch
Spacewatch
5.53

126P/IRAS
IRAS
13.41

127P/Holt–Olmstead
Holt & Olmstead
6.41

128P/Shoemaker–Holt (Shoemaker–Holt 1)
C. Shoemaker, E. Shoemaker & Holt
9.59

129P/Shoemaker–Levy (Shoemaker–Levy 3)
C. Shoemaker, E. Shoemaker & Levy
8.89

130P/McNaught–Hughes
McNaught & Hughes
6.66

131P/Mueller (Mueller 2)
Mueller
7.08

132P/Helin–Roman–Alu (Helin–Roman–Alu 2)
Helin & Roman & Alu
8.28

133P/Elst–Pizarro = minor planet 7968 Elst–Pizarro
Elst & Pizarro
5.62

134P/Kowal–Vávrová
Kowal & Vávrová
15.6

135P/Shoemaker–Levy (Shoemaker–Levy 8)
C. Shoemaker, E. Shoemaker & Levy
7.50

136P/Mueller (Mueller 3)
Mueller
8.62

137P/Shoemaker–Levy (Shoemaker–Levy 2)
C. Shoemaker, E. Shoemaker & Levy
9.55

138P/Shoemaker–Levy (Shoemaker–Levy 7)
C. Shoemaker, E. Shoemaker & Levy
6.91

139P/Väisälä–Oterma
Väisälä & Oterma
9.61

140P/Bowell–Skiff
Bowell & Skiff
16.18

141P/Machholz (Machholz 2)
Machholz
5.23

142P/Ge–Wang
Ge & Wang
11.09

143P/Kowal–Mrkos
Kowal & Mrkos
8.93

144P/Kushida
Kushida
7.57

145P/Shoemaker–Levy (Shoemaker–Levy 5)
C. Shoemaker, E. Shoemaker & Levy
8.66

146P/Shoemaker–LINEAR
C. Shoemaker, E. Shoemaker & LINEAR
8.12

147P/Kushida–Muramatsu
Kushida & Muramatsu
7.41

148P/Anderson–LINEAR
Anderson & LINEAR
7.07

149P/Mueller (Mueller 4)
Mueller
9.02

150P/LONEOS
LONEOS
7.66

151P/Helin
Helin
14.10

152P/Helin–Lawrence
Helin & Lawrence
9.54

153P/Ikeya–Zhang
Ikeya & Zhang
366.5

154P/Brewington
Brewington
10.66

155P/Shoemaker (Shoemaker 3)
C. Shoemaker & E. Shoemaker
17.09

156P/Russell–LINEAR
Russell & LINEAR
6.84

157P/Tritton
Tritton
6.29

158P/Kowal–LINEAR
Kowal & LINEAR
10.26

159P/LONEOS
LONEOS
14.32

160P/LINEAR
LINEAR
7.95

161P/Hartley–IRAS
Hartley & IRAS
21.43

162P/Siding Spring
Siding Spring
5.32

163P/NEAT
NEAT
7.30

164P/Christensen
Christensen
6.97

165P/LINEAR
LINEAR
76.7

166P/NEAT
NEAT
51.73

167P/CINEOS
CINEOS
64.85

168P/Hergenrother
Hergenrother
6.89

169P/NEAT
NEAT
4.20

170P/Christensen
Christensen
8.63

171P/Spahr
Spahr
6.70

172P/Yeung
Yeung
6.59

173P/Mueller (Mueller 5)
Mueller
13.63

174P/Echeclus = minor planet 60558 Echeclus
Spacewatch
35.02

175P/Hergenrother
Hergenrother
6.34

176P/LINEAR = minor planet 118401 LINEAR
LINEAR
5.71

177P/Barnard (Barnard 2)
Barnard
119.67

178P/Hug–Bell
Hug & Bell
7.06

179P/Jedicke
Jedicke
14.31

180P/NEAT
NEAT
7.54

181P/Shoemaker–Levy (Shoemaker–Levy 6)
C. Shoemaker, E. Shoemaker & Levy
7.53

182P/LONEOS
LONEOS
5.02

183P/Korlevic–Juric
Korlevic & Juric
9.58

184P/Lovas (Lovas 2)
Lovas
6.62

185P/Petriew
Petriew
5.47

186P/Garradd
Garradd
10.62

187P/LINEAR
LINEAR
9.40

188P/LINEAR–Mueller
LINEAR & Mueller
9.13

189P/NEAT
NEAT
4.99

190P/Mueller
Mueller
8.74

191P/McNaught
McNaught
6.64

192P/Shoemaker–Levy (Shoemaker–Levy 1)
C. Shoemaker, E. Shoemaker & Levy
17.29

193P/LINEAR–NEAT
LINEAR & NEAT
6.56

194P/LINEAR
LINEAR [1]
8.00

195P/Hill
Hill
16.49

196P/Tichý
Tichý IAUC 8917
7.36

197P/LINEAR
LINEAR IAUC 8924
4.85

198P/ODAS
OCA-DLR Asteroid Survey (ODAS)[2], IAUC 8929
6.78

199P/Shoemaker (Shoemaker 4)
C. Shoemaker & E. Shoemaker CBET 1347
14.53

200P/Larsen
Larsen
10.92

201P/LONEOS
LONEOS [3]
6.47

202P/Scotti
Scotti [4]
7.32

203P/Korlevic
Korlevic IAUC 8974
10.01

204P/LINEAR–NEAT
LINEAR & NEAT IAUC 8974
7.00

205P/Giacobini
Giacobini (previously thought lost and designated D/1896 R2) IAUC 8975
6.66

206P/Barnard–Boattini
Barnard & Boattini [previously thought lost and designated D/1892 T1 (Barnard 3)] IAUC 8995
5.81

207P/NEAT
NEAT IAUC 8996
7.63

208P/McMillan
McMillan IAUC 8997, IAUC 9000
8.16

209P/LINEAR
LINEAR IAUC 9002
5.04

210P/Christensen
Christensen IAUC 9005
5.71

211P/Hill
Hill (Catalina Sky Survey) IAUC 9001
6.71

212P/NEAT
NEAT IAUC 9010
7.78

213P/Van Ness
Van Ness IAUC 9017
6.34

214P/LINEAR
LINEAR IAUC 9017
6.84

215P/NEAT
NEAT IAUC 9018
8.07

216P/LINEAR
LINEAR IAUC 9021
7.63

217P/LINEAR
LINEAR
7.83

218P/LINEAR
LINEAR
6.11

219P/LINEAR
LINEAR
6.98

220P/McNaught
McNaught
5.50

221P/LINEAR
LINEAR
6.50

222P/LINEAR
LINEAR
4.83

223P/Skiff
Skiff
8.42

224P/LINEAR–NEAT
LINEAR & NEAT
6.30

225P/LINEAR
LINEAR
6.99

226P/Pigott–LINEAR–Kowalski
Pigott & LINEAR & Kowalski
7.32

227P/Catalina–LINEAR
Catalina Sky Survey & LINEAR
6.79

228P/LINEAR
LINEAR
8.49

229P/Gibbs
Gibbs (Catalina Sky Survey)
7.78

230P/LINEAR
LINEAR
6.27

231P/LINEAR–NEAT
LINEAR & NEAT
8.08

232P/Hill
Hill (Catalina Sky Survey)
9.49

233P/La Sagra
La Sagra Sky Survey
5.29

234P/LINEAR
LINEAR
7.47

235P/LINEAR
LINEAR
8.00

236P/LINEAR
LINEAR
7.20

237P/LINEAR
LINEAR
6.57

238P/Read
Read (Spacewatch)
5.63

239P/LINEAR
LINEAR
9.43

240P/NEAT
NEAT
7.60

241P/LINEAR
LINEAR
10.79

242P/Spahr
Spahr
13.20

243P/NEAT
NEAT
7.52

244P/Scotti
Scotti
10.8

245P/WISE
WISE
8.03

246P/NEAT
NEAT
8.06

247P/LINEAR
LINEAR
7.98

248P/Gibbs
Gibbs (Catalina Sky Survey)
14.63

249P/LINEAR
LINEAR
4.63

250P/Larson
Larson (Catalina Sky Survey)
7.20

251P/LINEAR
LINEAR
6.52

252P/LINEAR
LINEAR
5.32

253P/PANSTARRS
Pan-STARRS
6.47

254P/McNaught
McNaught
10.09

255P/Levy
Levy
5.29

256P/LINEAR
LINEAR
9.96

257P/Catalina
Catalina Sky Survey
7.27

258P/PANSTARRS
Pan-STARRS
9.22

259P/Garradd
Garradd
4.50

260P/McNaught
McNaught
7.07

261P/Larson
Larson (Mount Lemmon Survey)
6.80

262P/McNaught–Russell
McNaught & Russell
18.3

263P/Gibbs
Gibbs (Catalina Sky Survey)
5.36

264P/Larsen
Larsen
7.68

265P/LINEAR
LINEAR
8.77

266P/Christensen
Christensen
6.63

267P/LONEOS
LONEOS
5.96

268P/Bernardi
Bernardi
9.76

269P/Jedicke
V. Jedicke & R. Jedicke[3]
19.55

270P/Gehrels
Gehrels
17.82

271P/van Houten–Lemmon
C. van Houten & I. van Houten-Groeneveld[4] & Mount Lemmon Survey
18.42

272P/NEAT
NEAT
9.36

273P/Pons–Gambart
Pons & Gambart
188

274P/Tombaugh–Tenagra
Tombaugh & Tenagra II Observatory
9.12

275P/Hermann
Hermann
13.79

276P/Vorobjov
Vorobjov
12.5

277P/LINEAR
LINEAR
7.59

278P/McNaught
McNaught
7.12

279P/La Sagra
La Sagra Sky Survey
6.78

280P/Larsen
Larsen
9.63

281P/MOSS
Morocco Oukaimeden Sky Survey (MOSS)
10.69

282P

8.76

283P/Spacewatch
Spacewatch
8.40

284P/McNaught
McNaught
7.04

285P/LINEAR
LINEAR
9.52

286P/Christensen
Christensen
8.37

287P/Christensen
Christensen
8.54

288P/Spacewatch = minor planet (300163) 2006 VW139
Spacewatch
5.32

289P/Blanpain
Blanpain
5.33

290P/Jäger
Jäger
15.2

291P/NEAT
NEAT
9.71

292P/Li
Li
15.1

293P/Spacewatch
Spacewatch
6.94

294P/LINEAR
LINEAR
5.74

295P/LINEAR
LINEAR
12.3

296P/Garradd
Garradd
6.55

297P/Beshore
Beshore (Mount Lemmon Survey)
6.39

Retrieve the content of the cell located in the 175th row and the 3rd column of this table. Show the cell value in the JSON format {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.

The target cell value in the 175th row and the 3rd column is {"row_id":"175", "column_id":"3", "cell_value":"35.02"}.