| Observer | Location | Telescope | Images | Measurements |
|---|---|---|---|---|
| Adachi, Makoto | Shiga, Japan | 31cm Refl. | — | 3 (*) |
| Akutsu, Hiroaki | Hokkaido, Japan | 28cm Refl. | 4 | 91 |
| Akutsu, Tomio | Tochigi, Japan | 32cm Refl. | 8 | 116 |
| Bates, Donald | USA | 25cm Refl. | 1 | 20 |
| Einaga, Hideo | Hyogo, Japan | 25cm Refl. | 136 | 2504 |
| Fukui, Hideto | Kyoto, Japan | 25cm Refl. | 73 | 1472 |
| Grafton, Ed | USA | 35cm SC | 13 | 272 |
| Horikawa, Kuniaki | Kanagawa, Japan | 16cm Refl. | — | 506 (*) |
| Iga, Yuichi | Kyoto, Japan | 28cm SC | 2 | 37 |
| Ikemura, Toshihiko | Aichi, Japan | 31cm Refl. | 20 | 432 |
| Kazemoto, Akira | Kyoto, Japan | 31cm Refl. | 20 | 485 |
| Kumamori, Teruaki | Osaka, Japan | 60cm Refl. | 7 | 164 |
| Mishina, Toshiro | Kanagawa, Japan | 20cm Refl. | 1 | 22 |
| Miyazaki, Isao | Okinawa, Japan | 40cm Refl. | 138 | 3053 |
| Morita, Mitsuji | Shiga, Japan | 20cm Refl. | 3 | 49 |
| Narita, Hiroshi | Kanagawa, Japan | 20cm Refr. | — | 8 (*) |
| Ng, Eric | Hong Kong | 30cm Refl. | 23 | 450 |
| Ota, Satoshi | Okinawa, Japan | 32cm Refl. | 6 | 136 |
| Peach, Damian | UK | 30cm SC | 1 | 25 |
| Pellier, Christophe | France | 18cm Refl. | 2 | 37 |
| Suzuki, Takashi | Tokyo, Japan | 18cm MC | 1 | 18 |
| Tomita, Yasuaki | Gumma, Japan | 25cm Refl. | 1 | 23 |
| Valimbert, Maurice | Australia | 35cm SC | 2 | 25 |
| Yunoki, Kenkichi | Osaka, Japan | 20cm Refl. | 40 | 730 |
| Total | 502 | 10678 | ||
| * visual transit observation | ||||