Simultaneous Nadir Overpasses (SNOs) between HIMAWARI-9 and NOAA-21 TLE Epoch: 2025 6 19. Predictions up to the next 14.0 days: Date Time(HIMAWARI-9) HIMAWARI-9 Lat/Lon NOAA-21 Lat/Lon Distance(km) Time Diff(sec) 06/20/2025 04:00:53 ( 0.00, 140.76) ( 0.13, 141.35) 67.77 80 06/22/2025 16:03:57 ( -0.01, 140.75) ( 0.05, 140.61) 16.35 80 06/25/2025 04:04:31 ( 0.00, 140.74) ( -0.20, 139.83) 103.51 80 06/26/2025 03:48:26 ( -0.00, 140.73) ( 0.80, 144.36) 413.70 80 06/27/2025 16:10:15 ( 0.01, 140.71) ( 0.36, 139.09) 185.05 80 06/28/2025 15:48:50 ( 0.01, 140.70) ( -0.63, 143.62) 332.59 80 06/30/2025 04:10:47 ( -0.01, 140.67) ( -0.57, 138.31) 269.70 80 07/01/2025 03:54:44 ( -0.01, 140.65) ( 0.49, 142.83) 248.81 80 07/02/2025 16:16:31 ( 0.02, 140.62) ( 0.72, 137.57) 347.71 80 07/03/2025 15:55:08 ( 0.02, 140.59) ( -0.33, 142.09) 170.99 80