Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and FY3D TLE Epoch: 2023 7 3. Predictions up to the next 14.0 days: Date Time(NOAA-21) NOAA-21 Lat/Lon Date Time(FY3D) FY3D Lat/Lon Distance(km) Time Diff(sec) 07/03/2023 02:02:58 ( 81.18, 90.78) 07/03/2023 02:03:51 ( 81.18, 90.90) 2.12 53 07/03/2023 02:53:43 ( -81.18,-101.91) 07/03/2023 02:54:37 ( -81.18,-101.92) 0.32 54 07/03/2023 03:44:28 ( 81.18, 65.35) 07/03/2023 03:45:23 ( 81.18, 65.32) 0.55 55 07/03/2023 04:35:13 ( -81.18,-127.34) 07/03/2023 04:36:09 ( -81.18,-127.50) 2.74 56 07/03/2023 05:25:58 ( 81.18, 39.92) 07/03/2023 05:26:55 ( 81.18, 39.73) 3.17 57 07/03/2023 06:16:43 ( -81.18,-152.76) 07/03/2023 06:17:40 ( -81.18,-152.69) 1.21 57 07/03/2023 07:07:28 ( 81.19, 14.49) 07/03/2023 07:08:26 ( 81.18, 14.54) 0.84 58 07/03/2023 07:58:13 ( -81.19,-178.19) 07/03/2023 07:59:12 ( -81.18,-178.28) 1.44 59 07/03/2023 08:48:58 ( 81.19, -10.94) 07/03/2023 08:49:58 ( 81.18, -11.04) 1.86 60 07/03/2023 09:39:43 ( -81.19, 156.38) 07/03/2023 09:40:43 ( -81.18, 156.53) 2.55 60 07/03/2023 10:30:28 ( 81.19, -36.37) 07/03/2023 10:31:29 ( 81.18, -36.24) 2.23 61 07/03/2023 11:21:13 ( -81.19, 130.95) 07/03/2023 11:22:15 ( -81.18, 130.95) 0.54 62 07/03/2023 12:11:57 ( 81.18, -61.41) 07/03/2023 12:13:00 ( 81.18, -61.43) 0.61 63 07/03/2023 13:02:42 ( -81.18, 105.91) 07/03/2023 13:03:46 ( -81.18, 105.75) 2.70 64 07/03/2023 13:53:26 ( 81.18, -86.84) 07/03/2023 13:54:31 ( 81.18, -87.02) 3.02 65 07/03/2023 14:44:11 ( -81.18, 80.48) 07/03/2023 14:45:16 ( -81.18, 80.55) 1.35 65 07/03/2023 15:34:56 ( 81.18,-112.27) 07/03/2023 15:36:02 ( 81.18,-112.21) 0.99 66 07/03/2023 16:25:41 ( -81.18, 55.05) 07/03/2023 16:26:48 ( -81.18, 54.97) 1.35 67 07/03/2023 17:16:26 ( 81.18,-137.70) 07/03/2023 17:17:34 ( 81.18,-137.79) 1.66 68 07/03/2023 18:07:11 ( -81.18, 29.62) 07/03/2023 18:08:19 ( -81.18, 29.78) 2.61 68 07/03/2023 18:57:56 ( 81.19,-163.13) 07/03/2023 18:59:05 ( 81.18,-162.99) 2.33 69 07/03/2023 19:48:41 ( -81.19, 4.19) 07/03/2023 19:49:51 ( -81.18, 4.19) 0.17 70 07/03/2023 20:39:26 ( 81.19, 171.44) 07/03/2023 20:40:37 ( 81.18, 171.43) 0.48 71 07/03/2023 21:30:11 ( -81.19, -21.23) 07/03/2023 21:31:23 ( -81.18, -21.39) 2.69 72 07/03/2023 22:20:55 ( 81.18, 146.40) 07/03/2023 22:22:08 ( 81.18, 146.23) 2.91 73 07/03/2023 23:11:41 ( -81.19, -46.66) 07/03/2023 23:12:54 ( -81.18, -46.59) 1.38 73 07/04/2023 00:02:25 ( 81.18, 120.97) 07/04/2023 00:03:39 ( 81.18, 121.04) 1.25 74 07/04/2023 00:53:10 ( -81.18, -71.71) 07/04/2023 00:54:25 ( -81.18, -71.78) 1.35 75