小惑星ニュース - JSGA Web News No.94 -
番号登録済小惑星の天文台別発見個数と命名率 以下のリストは,2006年12月現在の番号登録済小惑星の天文台別発見個数とその 命名率です.最近では,我が国では,ほとんど行なわれていない小惑星発見ですが, これまでの過去の遺産として,我が国アマチュアの番号登録小惑星の登録済個数( 表の*)は,5985個で,その総数は世界の第6位にあります.我が国第1位の登録 者は,大泉の小林隆男氏の2381個,第2位は,釧路の上田精二氏,第3位は,北見 の円館金氏と続きます.  なお,表の末尾にあるNEOの個数は,近日点距離(q)が 1.3 AUより小さいもの の登録個数で,我が国の発見は,わずかに9個の特異小惑星しかありません(登録 されているもののみ). (q<1.3 AU) No. コ-ド 天文台名 登録個数 命名済 未命名 命名率 NEO -------------------------------------------------------------------------- 1 704 Lincoln Lab. ETS, NM 76644 1447 75197 1.9 201 2 691 Kitt Peak-Spacewatch 9226 220 9006 2.4 54 3 699 Lowell Obs. LONEOS 8668 138 8530 1.6 22 4 644 Palomar Mountain/NEAT 6455 43 6412 0.7 16 5 675 Palomar Mountain 6162 1475 4687 23.9 103 Japanese amateur 5985 1291 4694 9 6 809 European Southern Obs 5180 808 4372 15.6 10 7 608 Haleakala-AMOS 3382 24 3358 0.7 18 8 703 Catalina Sky Survey 2973 5 2968 0.2 15 9 411* Oizumi [Kobayashi] 2381 212 2169 8.9 3 10 413 Siding Spring Obs. 1668 235 1433 14.1 33 11 120 Visnjan 1306 16 1290 1.2 1 12 095 Crimea-Nauchnij 1285 1197 88 93.2 2 13 327 Peking Obs. Xinglong 1106 37 1069 3.3 3 14 046 Klet Observatory 830 419 411 50.5 2 15 024 Heidelberg 821 811 10 98.8 3 16 333 Desert Eagle [Yeung] 773 0 773 0.0 0 17 910 Caussols-ODAS 734 85 649 11.6 1 18 399* Kushiro [Ueda] 718 62 656 8.6 1 19 688 Lowell Obs. Mesa Sta. 698 616 82 88.3 1 20 400* Kitami [Endate] 649 323 326 49.8 0 21 033 Tautenburg 523 462 61 88.3 0 22 566 Haleakala-NEAT/GEODSS 514 28 486 5.4 13 684 Prescott 514 177 337 34.4 0 24 557 Ondrejov 509 180 329 35.4 0 25 428 Reedy Creek [Brough.] 486 55 431 11.3 0 26 291 LPL/Spacewatch II 469 0 469 0.0 0 27 678 Fountain Hills[Juels] 437 74 363 16.9 0 28 905* Nachi-Katsuura Obs. 315 22 293 7.0 0 29 010 Caussols 270 86 184 31.9 6 30 683 Goodricke-Pigott Obs. 239 23 216 9.6 2 31 599 Campo Impera.--CINEOS 227 11 216 4.8 0 32 372* Geisei [Seki] 223 121 102 54.3 1 33 G96 Mt. Lemmon Survey 215 0 215 0.0 0 34 012 Uccle 214 139 75 65.0 3 35 919 Beaver Obs. [Yeung] 212 12 200 5.7 0 36 062 Turku [Abo] 199 190 9 95.5 0 37 104 San Marcello Pistoie. 196 87 109 44.4 1 38 807 Cerro Tololo Obs. 194 19 175 9.8 0 39 106 Crni Vrh [Mikuz] 191 6 185 3.1 0 40 426 Woomera [Zoltowski] 188 7 181 3.7 0 41 888* Gekko [Oshima] 172 13 159 7.6 1 42 595 Farra d'Isonzo 168 29 139 17.3 1 43 385* Nihondaira Obs. [Ur.] 162 35 127 21.6 0 44 734 Farpoint Obs. [Hug] 154 16 138 10.4 0 45 094 Crimea-Simeis 149 148 1 99.3 0 894* Kiyosato [Otomo] 149 56 93 37.6 0 47 330 Purple Mountain Obs. 148 128 20 86.5 0 48 078 Johannesburg 147 145 2 98.6 2 49 E12 Siding Spring Survey 146 1 145 0.7 0 50 621 Bergisch Gladbach [B.] 136 0 136 0.0 0 51 020 Nice 132 131 1 99.2 0 52 369* Chichibu [Sato] 131 9 122 6.9 0 53 358* Nanyo [Okuni] 128 41 87 32.0 0 54 402* Dynic Astron. Obs. 119 27 92 22.7 1 760 Goethe Link Obs. 119 117 2 98.3 1 56 049 Uppsala-Kvistaberg 109 10 99 9.2 0 57 054 Brorfelde 107 50 57 46.7 0 58 381+ Tokyo-Kiso 105 72 33 68.6 1 59 029 Hamburg-Bergedorf 104 76 28 73.1 2 60 098 Asiago Observatory 102 48 54 47.1 0 61 118 Modra 100 22 78 22.0 0 62 026 Berne-Zimmerwald 97 93 4 95.9 3 045 Vienna (since 1879) 97 97 0 100.0 1 143 Gnosca [Sposetti] 97 22 75 22.7 0 552 Obs. S. Vittore, Bol. 97 60 37 61.9 0 735 George Obs. Needville 97 22 75 22.7 0 67 300+ Space Guard Center 96 5 91 5.2 1 695 Kitt Peak 96 5 91 5.2 1 69 808 El Leoncito 94 67 27 71.3 2 70 801 Oak Ridge Observatory 93 74 19 79.6 0 71 589 Santa Lucia Stroncone 92 31 61 33.7 0 72 360* Kuma Kogen [Nakamura] 91 61 30 67.0 0 73 511 Haute Provence 89 53 36 59.6 0 74 587 Sormano 86 34 52 39.5 0 596 Colleverde di Guidon. 86 22 64 25.6 0 76 376* Uenohara [Kawasato] 80 1 79 1.3 0 77 693 Catalina Sta. Tucson 75 9 66 12.0 0 78 568 Mauna Kea 74 4 70 5.4 6 79 461 JATE Asteroid Survey 71 7 64 9.9 0 732 Oaxaca [Roe] 71 10 61 14.1 0 81 008 Algiers-Bouzareah 64 64 0 100.0 0 82 620 Obs. Astro. de Mallo. 61 15 46 24.6 0 83 209 Asiago Obs. ADAS 59 1 58 1.7 0 946 Ametlla de Mar [Nomen] 59 8 51 13.6 0 85 896* Yatsugatake Obs. 57 40 17 70.2 0 86 877* Okutama [Hioki] 56 20 36 35.7 0 87 408* Nyukasa [Hi, Sz, JAXA] 55 17 38 30.9 0 817 Sudbury [di Cicco] 55 8 47 14.5 0 89 403* Kani [Mizuno] 52 22 30 42.3 0 805 Santiago-Cerro El Ro. 52 27 25 51.9 2 91 474 Mount John Obs.Tekapo 49 16 33 32.7 0 92 789 Litchfield Obs. Clin. 48 48 0 100.0 0 966 Church Stretton [Lau] 48 4 44 8.3 0 94 875* Yorii [Arai, Mori] 45 5 40 11.1 0 95 897* YGCO Chiyoda Station 43 11 32 25.6 0 96 071 Smolyan 41 21 20 51.2 1 645 Apache-Sloan DSS 41 0 41 0.0 0 881* Toyota [Suzuki] 41 18 23 43.9 0 99 727 Zeno Obs. [Stafford] 40 5 35 12.5 0 843 Decatur [Ball] 40 2 38 5.0 0 101 159 Monte Agliale 39 9 30 23.1 0 303 Merida 39 5 34 12.8 0 103 757 High Point [Chesney] 36 1 35 2.8 0 104 007 Paris 35 35 0 100.0 0 132 Bedoin [Antonini] 35 9 26 25.7 0 747 Baton Rouge Obs. 35 6 29 17.1 0 107 611 Starkenburg Sternwar. 34 15 19 44.1 0 108 887* Ojima [Niijima] 33 19 14 57.6 0 109 014 Marseilles 32 32 0 100.0 0 113 Volkssternwarte Dreb. 32 15 17 46.9 0 323 Perth Observatory 32 22 10 68.8 0 446 Kingsnake [McClusky] 32 0 32 0.0 0 885* JCPM Yakiimo Station 32 15 17 46.9 0 114 803 Taunton [Metcalf] 31 31 0 100.0 0 115 816 Rand Obs. [Viscome] 29 4 25 13.8 0 926 Tenagra II [Schwartz] 29 0 29 0.0 0 117 367* Yatsuka [Abe] 28 13 15 46.4 0 538 Pola 28 28 0 100.0 0 690 Lowell Observatory 28 22 6 78.6 2 120 701 Sierra Vista [Healy] 27 16 11 59.3 0 916 Oakley Observatory 27 8 19 29.6 0 122 610 Pianoro 26 24 2 92.3 0 123 721 Lime Creek [Linderh.] 25 9 16 36.0 0 124 018 Dusseldorf-Bilk 24 24 0 100.0 0 185 Jurassien-Vicques 24 8 16 33.3 0 662 Lick Observatory 24 18 6 75.0 4 127 673 Table Mountain Obs. 23 2 21 8.7 0 839 La Plata 23 23 0 100.0 0 129 053 Konkoly Observatory 22 21 1 95.5 0 365* Kashihara [Uto] 22 4 18 18.2 0 540 Linz 22 15 7 68.2 0 739 Sunflower Obs. [Rob.] 22 9 13 40.9 0 941 Pla D'Arguines [Fer.] 22 7 15 31.8 0 134 767 Ann Arbor 21 21 0 100.0 0 135 261 Palomar Mountain-DSS 20 13 7 65.0 0 643 OCA-Anza Observatory 20 12 8 60.0 0 725 Fair Oaks Ranch [Mc.] 20 2 18 10.0 0 860 Valinhos [Holvorcem] 20 0 20 0.0 0 867* Saji Observatory 20 6 14 30.0 0 H06 New Mexico Skies Obs. 20 3 17 15.0 0 141 122 Pises Observatory 19 14 5 73.7 0 391* Sendai Obs. Ayashi 19 17 2 89.5 1 460 Nashville [Clingan] 19 1 18 5.3 0 494 Stakenbridge[Manning] 19 15 4 78.9 0 560 Madonna di Dossobuono 19 6 13 31.6 0 754 Yerkes Observatory 19 19 0 100.0 0 898* Fujieda [Shiozawa] 19 2 17 10.5 0 148 561 Piszkesteto 18 15 3 83.3 1 758 BCC Obs. Cocoa 18 6 12 33.3 0 858 Tebbutt Obs. Edgewood 18 0 18 0.0 0 889* Karasuyama [Inoda] 18 8 10 44.4 0 900* Moriyama [Ikari] 18 4 14 22.2 0 153 468 Campo Catino 16 7 9 43.8 0 886* Mishima [Akiyama] 16 16 0 100.0 0 155 108 Montelupo [Tombelli] 15 11 4 73.3 0 344 Bohyunsan Optical Ob. 15 10 5 66.7 0 374* Minami-Oda Obs.[Sug.] 15 15 0 100.0 0 918 Badlands Obs. [Dyvig] 15 1 14 6.7 0 159 246 Klet Obs.-KLENOT 14 1 13 7.1 0 709 W & B Obs. Cloudcroft 14 0 14 0.0 0 911 Collins Observatory 14 0 14 0.0 0 950 La Palma 14 0 14 0.0 0 163 364* YCPM Kagoshima[Mukai] 13 12 1 92.3 0 164 006 Fabra Observatory 12 11 1 91.7 0 114 Engelhardt Obs. Zele. 12 7 5 58.3 0 133 Les Tardieux [Boeuf] 12 3 9 25.0 0 493 Calar Alto 12 3 9 25.0 1 658 Dominion Obs.Victoria 12 11 1 91.7 0 824 Lake Clear [Williams] 12 0 12 0.0 0 850 Sewanee [Durig] 12 4 8 33.3 0 171 --- London [Hind, J. R.] 11 11 0 100.0 0 652 Calgary [Yeung] 11 3 8 27.3 0 715 Las Cruces [Dixon] 11 7 4 63.6 0 174 392* JCPM Sapporo Station 10 8 2 80.0 0 470 Ceccano [Masi] 10 8 2 80.0 0 504 Le Creusot [Merlin] 10 10 0 100.0 0 799 Winchester [Metcalf] 10 10 0 100.0 0 178 044 Capodimonte Obs. 9 9 0 100.0 0 092 Torun-Piwnice 9 4 5 44.4 0 152 Moletai Astron. Obs. 9 3 6 33.3 0 627 Blauvac [Roy] 9 3 6 33.3 0 182 057 Belgrade 8 8 0 100.0 0 164 Michel sur Meurthe 8 5 3 62.5 0 389+ Tokyo (before 1938) 8 8 0 100.0 0 414 Mount Stromlo 8 6 2 75.0 0 448 Las Cruces [Stevens] 8 3 5 37.5 0 548 Berlin (1835-1913) 8 8 0 100.0 1 567 Chions 8 6 2 75.0 0 615 St. Veran [Boussuge] 8 5 3 62.5 0 672 Mount Wilson 8 5 3 62.5 0 G92 Vail [Levy] 8 2 6 25.0 0 192 074 Boyden Observatory 7 7 0 100.0 1 107 Cavezzo [Calanca] 7 4 3 57.1 0 126 Monte Viseggi [Piet.] 7 5 2 71.4 0 292 Burlington [Handley] 7 0 7 0.0 0 G78 El Centro [Yeung] 7 0 7 0.0 0 197 022 Pino Torinese 6 5 1 83.3 0 097 Wise Observatory 6 0 6 0.0 0 112 Pleiade Observatory 6 3 3 50.0 0 220 Vainu Bappu Obs. Kav. 6 3 3 50.0 0 355* Hadano [Asami] 6 6 0 100.0 0 386* Yatsugatake-Kobuchiz. 6 5 1 83.3 0 424 Macquarie [Child] 6 3 3 50.0 0 649 Louisburg [Robinson] 6 0 6 0.0 0 681 Calgary [Billings] 6 1 5 16.7 0 682 Kanab [Sheridan] 6 3 3 50.0 0 697 Kitt Peak, McGraw-Hi. 6 3 3 50.0 0 705 Apache Point 6 0 6 0.0 0 740 SFA Obs. Nacogdoches 6 3 3 50.0 0 763 King City [Sandness] 6 0 6 0.0 0 859 Wykrota Obs.-CEAMIG 6 3 3 50.0 0 872* Tokushima [Iwamoto] 6 3 3 50.0 0 879* Tokai [Furuta] 6 6 0 100.0 0 214 004 Toulouse 5 5 0 100.0 0 124 Castres [Klotz] 5 2 3 40.0 0 165 Piera Obs. [Guarro] 5 2 3 40.0 0 170 Obs. Begues [Manteca] 5 3 2 60.0 0 223 Madras 5 5 0 100.0 0 224 Ottmarsheim [Rinner] 5 1 4 20.0 0 636 Essen [Knofel] 5 0 5 0.0 0 711 McDonald Observatory 5 3 2 60.0 0 786 U.S. Naval Obs. Wash. 5 5 0 100.0 0 954 Teide Observatory 5 2 3 40.0 0 959 Ramonville Saint Agne 5 3 2 60.0 0 A44 Altschwendt [Ries] 5 1 4 20.0 0 D35 Lulin Observatory 5 0 5 0.0 0 H07 Cloudcroft [Yeung] 5 0 5 0.0 0 228 031 Sonneberg 4 4 0 100.0 0 127 Bornheim [Ehring] 4 3 1 75.0 0 151 Eschenberg Obs. 4 3 1 75.0 0 342* Shishikui [Maeno] 4 2 2 50.0 0 417* Yanagida Astron. Obs. 4 4 0 100.0 0 500 Geocentric 4 2 2 50.0 2 565 Bassano Bresciano 4 4 0 100.0 0 651 Grasslands Obs.[McGa] 4 0 4 0.0 0 657 Climenhaga Obs. Vic. 4 4 0 100.0 0 689 U.S. Naval Obs. Flag. 4 3 1 75.0 0 696 Whipple Obs. Mt. Hop. 4 1 3 25.0 0 825 Granville [Davis] 4 1 3 25.0 0 848 Tenagra Obs.[Schwar.] 4 0 4 0.0 0 868* Hidaka Observatory 4 0 4 0.0 0 912 Greene [Pray] 4 1 3 25.0 0 947 Saint-Sulpice [Chri.] 4 1 3 25.0 0 999 Bordeaux-Floirac 4 4 0 100.0 0 G98 Calvin-Rehoboth Obs. 4 0 4 0.0 0 246 017 Hoher List 3 1 2 33.3 0 116 Giesing [Sala] 3 0 3 0.0 0 138 Village-Neuf 3 2 1 66.7 0 204 Schiaparelli[Bellini] 3 0 3 0.0 0 260 Siding Spring-DSS 3 2 1 66.7 0 350* Kurohone [Kobayashi] 3 0 3 0.0 0 422 Loomberah [Garradd] 3 0 3 0.0 0 467 Auckland Obs. 3 3 0 100.0 0 592 Solingen [Koch] 3 0 3 0.0 0 609 Osservatorio Polino 3 2 1 66.7 0 671 Stony Ridge 3 1 2 33.3 0 716 Palmer Divide Obs. 3 3 0 100.0 0 787 U.S. Naval Obs. Wash. 3 3 0 100.0 0 800 Harvard Obs. Arequipa 3 3 0 100.0 0 849 Everstar Obs. [Fedon] 3 3 0 100.0 0 996 Oxford 3 3 0 100.0 0 A50 Andrushivka Obs. 3 2 1 66.7 0 H36 Scranton [Hug] 3 0 3 0.0 0 J87 La Canada [Lacruz] 3 3 0 100.0 0 265 --- Driesen [Hencke, L.] 2 2 0 100.0 0 --- Bremen [Olbers, H.W.] 2 2 0 100.0 0 000 Greenwich 2 2 0 100.0 0 052 Stockholm-Saltsjobad. 2 1 1 50.0 0 056 Skalnate Pleso 2 2 0 100.0 0 148 Guitalens [Klotz] 2 2 0 100.0 0 174 Nyrola Observatory 2 2 0 100.0 0 184 Valmeca Obs.Puimichel 2 0 2 0.0 0 198 Wildberg [Apitzsch] 2 1 1 50.0 0 199 Buthiers [Midavaine] 2 0 2 0.0 0 201 Postel Obs. [Pozzoli] 2 0 2 0.0 0 239 Trebur 2 0 2 0.0 0 290 Mt. Graham-VATT 2 0 2 0.0 0 322 Perth Obs. BickleyMCT 2 0 2 0.0 0 388+ Tokyo-Mitaka 2 1 1 50.0 0 433 Bagnall Beach [Craw.] 2 0 2 0.0 0 503 Cambridge 2 2 0 100.0 0 531 Collegio Romano, Rome 2 2 0 100.0 0 549 Uppsala 2 0 2 0.0 0 571 Cavriana 2 1 1 50.0 0 586 Pic du Midi 2 0 2 0.0 0 664 Manastash Ridge Obs. 2 2 0 100.0 0 700 Chinle [Bruton] 2 0 2 0.0 0 718 Uni. of Utah, Tooele 2 2 0 100.0 0 784 Stull Obs. Alfred Uni 2 1 1 50.0 0 819 Val-des-Bois [Berge.] 2 1 1 50.0 0 822 Cordoba 2 2 0 100.0 0 830 Hudson [Brady] 2 1 1 50.0 0 837 Jupiter [Segal] 2 1 1 50.0 0 844 Los Molinos 2 2 0 100.0 0 864* Kumamoto [Kobayashi] 2 2 0 100.0 0 883* Shizuoka 2 1 1 50.0 1 893* Sendai Observatory 2 2 0 100.0 0 908* Toyama [Aoki] 2 0 2 0.0 0 931 Punaauia [Pelle] 2 2 0 100.0 0 952 Marxuquera 2 1 1 50.0 0 960 Rolvenden [Armstrong] 2 2 0 100.0 0 A13 Marly [Kocher] 2 0 2 0.0 0 D14 Guangzhou [Q. Ye] 2 0 2 0.0 0 D89* Yamagata [Itagaki] 2 0 2 0.0 0 H55 Charleston [Holmes] 2 0 2 0.0 0 J95 Great Shefford[Birt.] 2 0 2 0.0 0 307 --- Peking [Watson, J.C.] 1 1 0 100.0 0 --- Palermo [Piazzi, G.] 1 1 0 100.0 0 --- Nimes [Laurent, A.] 1 1 0 100.0 0 --- Markree [Graham, A.] 1 1 0 100.0 0 --- Lilienthal [Harding] 1 1 0 100.0 0 027 Milan 1 1 0 100.0 0 035 Copenhagen 1 1 0 100.0 0 037 Collurania Obs. 1 1 0 100.0 0 047 Poznan 1 1 0 100.0 0 076 Johannesburg-Hartbee. 1 1 0 100.0 0 141 Hottviller 1 1 0 100.0 0 154 Cortina [Dimai] 1 1 0 100.0 0 157 Frasso Sabino 1 1 0 100.0 0 158 Promiod 1 0 1 0.0 0 166 Upice [Vyskocil] 1 0 1 0.0 0 173 Reunion [Chassagne] 1 1 0 100.0 0 221 Hakos [Husar] 1 0 1 0.0 0 234 Coddenham [Boles] 1 1 0 100.0 0 309 Cerro Paranal 1 0 1 0.0 0 343 Younchun [Lee] 1 1 0 100.0 0 377+ Kwasan Obs. Kyoto 1 1 0 100.0 0 383* Chirorin [Sei] 1 1 0 100.0 0 397* Sapporo Science Cen. 1 1 0 100.0 0 410* Sengamine [Ito] 1 1 0 100.0 0 429 Hawker [Child] 1 0 1 0.0 0 465 Takapuna 1 1 0 100.0 0 473 Remanzacco [Sostero] 1 1 0 100.0 0 491 Centro Astro de Yebes 1 1 0 100.0 0 532 Munich 1 1 0 100.0 0 545 Vienna (before 1879) 1 1 0 100.0 0 598 Loiano [Del Zanna] 1 0 1 0.0 0 603 Bothkamp 1 1 0 100.0 0 617 Arbonne la Foret [Me] 1 1 0 100.0 0 618 Martigues [Morata] 1 1 0 100.0 0 628 Mulheim-Ruhr [Martin] 1 1 0 100.0 0 632 San Polo A Mosciano 1 1 0 100.0 0 641 Overberg [van Staden] 1 0 1 0.0 0 670 Camarillo [Rogers] 1 0 1 0.0 0 674 Ford Obs. Wrightwood 1 1 0 100.0 0 686 U. of Minn. Infrared 1 0 1 0.0 0 707 Chamberlin field sta. 1 1 0 100.0 0 726 Brainerd [Wentworth] 1 0 1 0.0 0 744 Doyan Rose Obs. [Ru.] 1 1 0 100.0 0 752 Puckett Obs. Mt. Town 1 0 1 0.0 0 761 Zephyrhills[Kowalski] 1 1 0 100.0 0 776 Foggy Bottom, Hamilt. 1 1 0 100.0 0 793 Dudley Obs. Albany 1 1 0 100.0 0 810 Wallace Obs. Westford 1 1 0 100.0 0 823 Fitchburg [Amburgey] 1 0 1 0.0 0 853 Biosphere 2 Obs. 1 0 1 0.0 0 854 Sabino Canyon Obs.[M] 1 0 1 0.0 0 870 Campinas 1 0 1 0.0 0 882* JCPM Oi Station 1 1 0 100.0 0 901* Tajimi 1 1 0 100.0 0 903* Fukuchiyama, Kannabe 1 0 1 0.0 0 928 Northport [Schiralli] 1 0 1 0.0 0 932 New Milford [Robson] 1 1 0 100.0 0 953 Montjoia 1 1 0 100.0 0 958 Observatoire de Dax 1 0 1 0.0 0 964 Southend Bradfield[S] 1 1 0 100.0 0 965 Obs. Astr. Algarve P. 1 1 0 100.0 0 990 Madrid 1 1 0 100.0 0 A38 CAT, Collepardo 1 0 1 0.0 0 A55 Vallemare di Borbona 1 0 1 0.0 0 F65 Haleakala-Faulkes 1 0 1 0.0 0 F84 Punaauia [N. Teamo] 1 0 1 0.0 0 G70 Los Angeles [Jones] 1 0 1 0.0 0 H62 Calvin College Obs. 1 0 1 0.0 0 J86 Sierra Nevada Obs. 1 0 1 0.0 0 ------------------------------------------------------------------------- Total Observatory = 375 145705 13201 132504 555 Japanese amateur = 52 5985 1291 4694 9 13.9% 4.1% 9.8% 3.5% 1.6% JSGA Web News No. 94 2006 December 22 日本スペースガード協会 (c) Copyright JSGA 2006 中野 主一

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