| No. | Date | Time | Longitude | Sys. | PCF | Object | Location | Latitude | Observer | Est. Longitude | Error |
| 1 | 2021/07/04 | 03:26 | 183.5 | 2 | C | D PROJ | NNTB-S | +36.7 | Foster, Clyde | 182.5 | +1.0 |
| 2 | 2021/07/05 | 17:30 | 180.3 | 2 | C | D SPOT | NNTB-S | +35.7 | Miyazaki, Isao | 178.5 | +1.8 |
| 3 | 2021/07/07 | 19:48 | 173.0 | 2 | C | D SPOT | NNTB-S | +35.3 | Ota, Satoshi | 173.3 | -0.3 |
| 4 | 2021/07/08 | 16:15 | 170.7 | 2 | C | D SPOT | NNTB-S | +35.6 | Miyazaki, Isao | 171.1 | -0.4 |
| 5 | 2021/07/09 | 20:35 | 168.7 | 2 | C | D SPOT | NNTB-S | +35.6 | Miyazaki, Isao | 168.2 | +0.5 |
| 6 | 2021/07/10 | 17:03 | 165.8 | 2 | C | D SPOT | NNTB-S | +35.4 | Miyazaki, Isao | 166.1 | -0.3 |
| 7 | 2021/07/12 | 18:35 | 160.5 | 2 | C | D SPOT | NNTB-S | +35.6 | Miyazaki, Isao | 160.9 | -0.4 |
| 8 | 2021/07/13 | 15:00 | 157.1 | 2 | C | D SPOT | NNTB-S | +36.0 | Einaga, Hideo | 158.8 | -1.7 |
| 9 | 2021/07/14 | 19:12 | 154.9 | 2 | C | D SPOT | NNTB-S | +34.4 | Miyazaki, Isao | 155.9 | -1.0 |
| 10 | 2021/07/17 | 17:07 | 148.5 | 2 | C | D SPOT | NNTB-S | +35.2 | Ito, Satoshi | 148.6 | -0.1 |
| 11 | 2021/07/18 | 02:40 | 148.1 | 2 | C | D SPOT | NNTB-S | +35.2 | Delcroix, Marc | 147.6 | +0.5 |
| 12 | 2021/07/18 | 03:10 | 146.5 | 2 | C | D PROJ | NNTB-S | +34.7 | Foster, Clyde | 147.5 | -1.0 |
| 13 | 2021/07/18 | 13:43 | 146.2 | 2 | C | D SPOT | NNTB-S | +34.8 | Suzuki, Kunihiko | 146.4 | -0.2 |
| 14 | 2021/07/20 | 15:22 | 141.2 | 2 | C | D SPOT | NNTB-S | +35.4 | Ohsugi, Tadao | 141.3 | -0.1 |
| 15 | 2021/07/20 | 14:36 | 140.5 | 2 | C | D SPOT | NNTB-S | | Horikawa, Kuniaki | 141.4 | -0.9 |
| 16 | 2021/07/21 | 00:24 | 139.9 | 2 | C | D SPOT | NNTB-S | +35.7 | Foster, Clyde | 140.3 | -0.4 |
| 17 | 2021/07/22 | 15:57 | 137.5 | 2 | C | D SPOT | NNTB-S | +35.4 | Suzuki, Kunihiko | 136.2 | +1.3 |
| 18 | 2021/07/24 | 17:00 | 132.3 | 2 | C | D SPOT | NNTB-S | +35.3 | Ishibashi, Tsutomu | 131.1 | +1.2 |
| 19 | 2021/07/25 | 13:33 | 128.7 | 2 | C | D PROJ | NNTB-S | +35.2 | Ishibashi, Tsutomu | 129.0 | -0.3 |
| 20 | 2021/07/29 | 16:00 | 118.4 | 2 | C | D SPOT | NNTB-S | +33.9 | Kumamori, Teruaki | 118.7 | -0.3 |
| 21 | 2021/07/30 | 22:03 | 115.7 | 2 | C | D SPOT | NNTB-S | +34.4 | Foster, Clyde | 115.6 | +0.1 |
| 22 | 2021/07/31 | 17:50 | 113.6 | 2 | C | D SPOT | NNTB-S | +34.2 | Olivetti, Tiziano | 113.6 | 0.0 |
| 23 | 2021/08/01 | 13:08 | 112.5 | 2 | C | D SPOT | NNTB-S | +34.3 | Suzuki, Kunihiko | 111.6 | +0.9 |