| Observer | Location | Telescope | Images | Measurements |
|---|---|---|---|---|
| Adachi, Makoto | Shiga, Japan | 31cm Refl. | — | 15 (*) |
| Einaga, Hideo | Hyogo, Japan | 25cm Refl. | 97 | 1291 |
| Grafton, Ed | USA | 35cm SC | 21 | 472 |
| Hirabayashi, Isamu | Tokyo, Japan | 25cm Refl. | 1 | 14 |
| Horikawa, Kuniaki | Kanagawa, Japan | 16cm Refl. | — | 644 (*) |
| Iga, Yuichi | Kyoto, Japan | 28cm SC | 3 | 27 |
| Ikemura, Toshihiko | Aichi, Japan | 31cm Refl. | 9 | 118 |
| Kazemoto, Akira | Kyoto, Japan | 31cm Refl. | 37 | 590 |
| Kumamori, Teruaki | Osaka, Japan | 60cm Refl. | 8 | 161 |
| Moore, David | USA | 25cm Refl. | 8 | 127 |
| Morita, Mitsuji | Shiga, Japan | 20cm Refl. | 2 | 29 |
| Nakanishi, Hidekazu | Aichi, Japan | 25cm SC | 7 | 106 |
| Narita, Hiroshi | Kanagawa, Japan | 20cm Refr. | — | 9 (*) |
| Ng, Eric | Hong Kong | 25cm Refl. | 52 | 1107 |
| Oyamada, Hiroyuki | Kanagawa, Japan | 20cm Refl. | — | 2 (*) |
| Peach, Damian | UK | 30cm SC | 13 | 209 |
| Sherrod, Clay | USA | 31cm SC | 23 | 247 |
| Tan, Wei Leong | Singapore | 25cm Refl. | 27 | 574 |
| Yamaoka, Takeshi | Osaka, Japan | 21cm Refl. | — | 1 (*) |
| Yunoki, Kenkichi | Osaka, Japan | 20cm Refl. | 9 | 125 |
| Total | 317 | 5868 | ||
| * visual transit observation | ||||