| No. | Date | Time | Longitude | Sys. | PCF | Object | Location | Latitude | Observer | Est. Longitude | Error |
| 1 | 2021/04/18 | 20:42 | 60.9 | 2 | C | D PROJ | SEB-S | -19.7 | Miyazaki, Isao | 61.9 | -1.0 |
| 2 | 2021/04/22 | 03:14 | 74.9 | 2 | C | D SPOT | SEB-S | -20.1 | Foster, Clyde | 75.3 | -0.4 |
| 3 | 2021/04/23 | 19:41 | 81.5 | 2 | C | D SPOT | SEB-S | -18.4 | Suzuki, Kunihiko | 82.2 | -0.7 |
| 4 | 2021/04/25 | 21:01 | 89.9 | 2 | C | D SPOT | SEB-S | -19.6 | Go, Christopher | 90.6 | -0.7 |
| 5 | 2021/05/03 | 20:12 | 122.9 | 2 | C | D SPOT | SEB-S | -19.2 | Miyazaki, Isao | 123.1 | -0.2 |
| 6 | 2021/05/08 | 19:59 | 141.8 | 2 | C | D SPOT | SEB-S | -20.1 | Miyazaki, Isao | 143.5 | -1.7 |
| 7 | 2021/05/13 | 18:30 | 165.0 | 2 | C | D PROJ | SEB-S | -19.7 | Akutsu, Tomio | 163.7 | +1.3 |
| 8 | 2021/05/13 | 19:29 | 163.9 | 2 | C | D SPOT | SEB-S | -20.4 | Ohsugi, Tadao | 163.8 | +0.1 |
| 9 | 2021/05/13 | 20:29 | 163.8 | 2 | C | D SPOT | SEB-S | -20.2 | Miyazaki, Isao | 164.0 | -0.2 |
| 10 | 2021/05/14 | 03:36 | 165.5 | 2 | C | D SPOT | SEB-S | -20.5 | Foster, Clyde | 165.2 | +0.3 |
| 11 | 2021/05/15 | 20:30 | 172.2 | 2 | C | D SPOT | SEB-S | -19.1 | Miyazaki, Isao | 172.2 | 0.0 |
| 12 | 2021/05/15 | 21:32 | 172.7 | 2 | C | D SPOT | SEB-S | -19.6 | Olivetti, Tiziano | 172.4 | +0.3 |
| 13 | 2021/05/18 | 20:00 | 185.1 | 2 | C | D PROJ | SEB-S | -20.2 | Miyazaki, Isao | 184.4 | +0.7 |
| 14 | 2021/05/19 | 04:31 | 186.9 | 2 | C | D SPOT | SEB-S | -19.7 | Foster, Clyde | 185.8 | +1.1 |
| 15 | 2021/05/20 | 20:37 | 193.9 | 2 | C | D SPOT | SEB-S | -19.7 | Miyazaki, Isao | 192.6 | +1.3 |
| 16 | 2021/05/22 | 22:01 | 202.7 | 2 | C | D SPOT | SEB-S | -19.8 | Olivetti, Tiziano | 201.0 | +1.7 |
| 17 | 2021/05/23 | 19:16 | 205.8 | 2 | C | D SPOT | SEB-S | -19.4 | Miyazaki, Isao | 204.7 | +1.1 |
| 18 | 2021/05/24 | 03:29 | 207.7 | 2 | C | D SPOT | SEB-S | -19.9 | Foster, Clyde | 206.1 | +1.6 |
| 19 | 2021/05/29 | 03:45 | 228.3 | 2 | C | D SPOT | SEB-S | -20.4 | Foster, Clyde | 226.5 | +1.8 |
| 20 | 2021/05/30 | 19:07 | 233.6 | 2 | C | D SPOT | SEB-S | -20.7 | Kumamori, Teruaki | 233.2 | +0.4 |
| 21 | 2021/06/02 | 18:34 | 245.5 | 2 | C | D PROJ | SEB-S | -21.3 | Ohsugi, Tadao | 245.4 | +0.1 |
| 22 | 2021/06/02 | 19:16 | 245.7 | 2 | C | D PROJ | SEB-S | -20.2 | Suzuki, Kunihiko | 245.5 | +0.2 |
| 23 | 2021/06/02 | 17:26 | 243.7 | 2 | C | D PROJ | SEB-S | -20.7 | Ozaki, Kimikazu | 245.2 | -1.5 |
| 24 | 2021/06/02 | 17:54 | 243.6 | 2 | C | D PROJ | SEB-S | | Horikawa, Kuniaki | 245.3 | -1.7 |
| 25 | 2021/06/04 | 20:01 | 254.0 | 2 | C | D SPOT | SEB-S | -20.3 | Miyazaki, Isao | 253.8 | +0.2 |
| 26 | 2021/06/07 | 17:46 | 264.6 | 2 | C | D PROJ | SEB-S | -20.8 | Wesley, Anthony | 265.7 | -1.1 |
| 27 | 2021/06/07 | 18:23 | 265.0 | 2 | C | D PROJ | SEB-S | -20.0 | Ishibashi, Tsutomu | 265.8 | -0.8 |
| 28 | 2021/06/07 | 18:58 | 265.0 | 2 | C | D SPOT | SEB-S | -21.0 | Kumamori, Teruaki | 265.9 | -0.9 |
| 29 | 2021/06/07 | 17:33 | 262.4 | 2 | C | D PROJ | SEB-S | | Horikawa, Kuniaki | 265.7 | -3.3 |
| 30 | 2021/06/09 | 18:08 | 274.8 | 2 | C | D PROJ | SEB-S | -20.3 | Ohsugi, Tadao | 273.9 | +0.9 |
| 31 | 2021/06/09 | 19:05 | 274.4 | 2 | C | D PROJ | SEB-S | -19.9 | Kumamori, Teruaki | 274.1 | +0.3 |
| 32 | 2021/06/09 | 19:46 | 274.4 | 2 | C | D SPOT | SEB-S | -19.7 | Miyazaki, Isao | 274.2 | +0.2 |
| 33 | 2021/06/11 | 20:26 | 282.9 | 2 | C | D SPOT | SEB-S | -20.6 | Miyazaki, Isao | 282.5 | +0.4 |
| 34 | 2021/06/12 | 18:30 | 285.8 | 2 | C | D PROJ | SEB-S | -19.7 | Miyazaki, Isao | 286.2 | -0.4 |
| 35 | 2021/06/14 | 18:21 | 294.9 | 2 | C | D SPOT | SEB-S | -20.6 | Ohsugi, Tadao | 294.4 | +0.5 |
| 36 | 2021/06/14 | 20:30 | 295.5 | 2 | C | D SPOT | SEB-S | -20.1 | Go, Christopher | 294.8 | +0.7 |
| 37 | 2021/06/15 | 03:52 | 296.1 | 2 | C | D PROJ | SEB-S | -19.6 | Foster, Clyde | 296.0 | +0.1 |
| 38 | 2021/06/16 | 19:32 | 303.7 | 2 | C | D SPOT | SEB-S | -20.7 | Go, Christopher | 302.8 | +0.9 |
| 39 | 2021/06/17 | 17:04 | 306.9 | 2 | C | D PROJ | SEB-S | -21.0 | Kanno, Seiichi | 306.4 | +0.5 |
| 40 | 2021/06/19 | 17:50 | 313.5 | 2 | C | D PROJ | SEB-S | -21.9 | Ozaki, Kimikazu | 314.7 | -1.2 |
| 41 | 2021/06/20 | 04:02 | 316.6 | 2 | C | D SPOT | SEB-S | -20.6 | Foster, Clyde | 316.5 | +0.1 |
| 42 | 2021/06/24 | 17:21 | 335.9 | 2 | C | D PROJ | SEB-S | -20.7 | Akutsu, Tomio | 335.1 | +0.8 |
| 43 | 2021/06/25 | 04:32 | 336.0 | 2 | C | D SPOT | SEB-S | -20.4 | Foster, Clyde | 337.0 | -1.0 |
| 44 | 2021/06/26 | 20:00 | 342.7 | 2 | C | D SPOT | SEB-S | -20.8 | Olivetti, Tiziano | 343.7 | -1.0 |