Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and FY3D TLE Epoch: 2023 6 17. 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) 06/27/2023 09:52:27 ( -81.19, 153.24) 06/27/2023 09:51:11 ( -81.18, 153.41) 2.93 76 06/27/2023 10:43:12 ( 81.19, -39.57) 06/27/2023 10:41:57 ( 81.18, -39.51) 1.33 75 06/27/2023 11:33:57 ( -81.19, 127.81) 06/27/2023 11:32:43 ( -81.18, 127.83) 0.52 74 06/27/2023 12:24:41 ( 81.18, -64.62) 06/27/2023 12:23:28 ( 81.18, -64.70) 1.41 73 06/27/2023 13:15:26 ( -81.18, 102.77) 06/27/2023 13:14:14 ( -81.18, 102.64) 2.31 72 06/27/2023 14:06:11 ( 81.18, -90.04) 06/27/2023 14:04:59 ( 81.18, -89.89) 2.66 72 06/27/2023 14:56:57 ( -81.19, 76.96) 06/27/2023 14:55:46 ( -81.18, 77.06) 1.80 71 06/27/2023 15:47:41 ( 81.18,-115.47) 06/27/2023 15:46:31 ( 81.18,-115.47) 0.09 70 06/27/2023 16:38:26 ( -81.18, 51.92) 06/27/2023 16:37:17 ( -81.18, 51.87) 0.93 69 06/27/2023 17:29:11 ( 81.18,-140.89) 06/27/2023 17:28:03 ( 81.18,-141.04) 2.58 68 06/27/2023 18:19:56 ( -81.18, 26.49) 06/27/2023 18:18:48 ( -81.18, 26.68) 3.11 68 06/27/2023 19:10:41 ( 81.19,-166.32) 06/27/2023 19:09:34 ( 81.18,-166.23) 1.44 67 06/27/2023 20:01:26 ( -81.18, 1.07) 06/27/2023 20:00:20 ( -81.18, 1.10) 0.48 66 06/27/2023 20:52:11 ( 81.19, 168.26) 06/27/2023 20:51:06 ( 81.18, 168.19) 1.27 65 06/27/2023 21:42:56 ( -81.19, -24.36) 06/27/2023 21:41:52 ( -81.18, -24.48) 2.15 64 06/27/2023 22:33:41 ( 81.19, 142.83) 06/27/2023 22:32:37 ( 81.18, 143.00) 2.86 64 06/27/2023 23:24:26 ( -81.19, -49.78) 06/27/2023 23:23:23 ( -81.18, -49.67) 1.85 63 06/28/2023 00:15:10 ( 81.18, 117.79) 06/28/2023 00:14:08 ( 81.18, 117.81) 0.58 62 06/28/2023 01:05:56 ( -81.19, -75.20) 06/28/2023 01:04:55 ( -81.18, -75.25) 0.94 61 06/28/2023 01:56:40 ( 81.18, 92.36) 06/28/2023 01:55:40 ( 81.18, 92.23) 2.34 60 06/28/2023 02:47:26 ( -81.19,-100.63) 06/28/2023 02:46:26 ( -81.18,-100.44) 3.24 60 06/28/2023 03:38:10 ( 81.18, 66.94) 06/28/2023 03:37:11 ( 81.18, 67.04) 1.70 59 06/28/2023 04:28:55 ( -81.18,-125.67) 06/28/2023 04:27:57 ( -81.18,-125.63) 0.79 58 06/28/2023 05:19:40 ( 81.18, 41.51) 06/28/2023 05:18:43 ( 81.18, 41.46) 0.93 57 06/28/2023 06:10:25 ( -81.18,-151.10) 06/28/2023 06:09:29 ( -81.18,-151.21) 1.97 56 06/28/2023 07:01:10 ( 81.19, 16.09) 06/28/2023 07:00:14 ( 81.18, 16.27) 3.08 56 06/28/2023 07:51:55 ( -81.18,-176.52) 06/28/2023 07:51:00 ( -81.18,-176.40) 2.02 55 06/28/2023 08:42:40 ( 81.19, -9.34) 06/28/2023 08:41:46 ( 81.18, -9.31) 0.56 54 06/28/2023 09:33:25 ( -81.18, 158.05) 06/28/2023 09:32:32 ( -81.18, 158.02) 0.61 53 06/28/2023 10:24:09 ( 81.18, -34.38) 06/28/2023 10:23:17 ( 81.18, -34.50) 2.18 52 06/28/2023 11:14:55 ( -81.19, 132.63) 06/28/2023 11:14:04 ( -81.18, 132.44) 3.24 51 06/28/2023 12:05:40 ( 81.19, -60.19) 06/28/2023 12:04:49 ( 81.18, -60.08) 1.96 51 06/28/2023 12:56:25 ( -81.19, 107.20) 06/28/2023 12:55:35 ( -81.18, 107.25) 0.84 50 06/28/2023 13:47:09 ( 81.18, -85.24) 06/28/2023 13:46:20 ( 81.18, -85.27) 0.78 49 06/28/2023 14:37:54 ( -81.18, 82.16) 06/28/2023 14:37:06 ( -81.18, 82.05) 1.89 48 06/28/2023 15:28:39 ( 81.18,-110.66) 06/28/2023 15:27:52 ( 81.18,-110.85) 3.28 47 06/28/2023 16:19:25 ( -81.19, 56.35) 06/28/2023 16:18:38 ( -81.18, 56.48) 2.21 47 06/28/2023 17:10:09 ( 81.18,-136.09) 06/28/2023 17:09:23 ( 81.18,-136.04) 0.73 46 06/28/2023 18:00:54 ( -81.18, 31.31) 06/28/2023 18:00:09 ( -81.18, 31.28) 0.55 45 06/28/2023 18:51:39 ( 81.18,-161.51) 06/28/2023 18:50:55 ( 81.18,-161.62) 1.89 44 06/28/2023 19:42:24 ( -81.18, 5.88) 06/28/2023 19:41:41 ( -81.18, 5.70) 3.04 43 06/28/2023 20:33:09 ( 81.19, 173.06) 06/28/2023 20:32:26 ( 81.18, 173.19) 2.13 43 06/28/2023 21:23:54 ( -81.18, -19.54) 06/28/2023 21:23:12 ( -81.18, -19.49) 0.93 42 06/28/2023 22:14:39 ( 81.19, 147.64) 06/28/2023 22:13:58 ( 81.18, 147.61) 0.65 41 06/28/2023 23:05:24 ( -81.18, -44.97) 06/28/2023 23:04:44 ( -81.18, -45.07) 1.69 40 06/28/2023 23:56:08 ( 81.18, 122.59) 06/28/2023 23:55:29 ( 81.18, 122.42) 3.07 39 06/29/2023 00:46:54 ( -81.19, -70.39) 06/29/2023 00:46:15 ( -81.18, -70.26) 2.30 39 06/29/2023 01:37:37 ( 81.18, 97.17) 06/29/2023 01:36:59 ( 81.18, 97.22) 1.12 38 06/29/2023 02:28:23 ( -81.19, -95.82) 06/29/2023 02:27:46 ( -81.18, -95.84) 0.57 37 06/29/2023 03:19:07 ( 81.18, 71.74) 06/29/2023 03:18:31 ( 81.18, 71.65) 1.64 36 06/29/2023 04:09:52 ( -81.18,-120.86) 06/29/2023 04:09:17 ( -81.18,-121.03) 2.91 35 06/29/2023 05:00:37 ( 81.18, 46.31) 06/29/2023 05:00:02 ( 81.18, 46.45) 2.40 35 06/29/2023 05:51:22 ( -81.18,-146.29) 06/29/2023 05:50:48 ( -81.18,-146.22) 1.21 34 06/29/2023 06:42:07 ( 81.18, 20.89) 06/29/2023 06:41:34 ( 81.18, 20.87) 0.22 33 06/29/2023 07:32:52 ( -81.18,-171.71) 06/29/2023 07:32:20 ( -81.18,-171.80) 1.52 32 06/29/2023 08:23:37 ( 81.19, -4.54) 06/29/2023 08:23:06 ( 81.18, -4.70) 2.84 31 06/29/2023 09:14:22 ( -81.18, 162.86) 06/29/2023 09:13:51 ( -81.18, 163.01) 2.48 31 06/29/2023 10:05:07 ( 81.19, -29.96) 06/29/2023 10:04:37 ( 81.18, -29.90) 1.22 30 06/29/2023 10:55:52 ( -81.18, 137.44) 06/29/2023 10:55:23 ( -81.18, 137.43) 0.15 29 06/29/2023 11:46:36 ( 81.18, -55.01) 06/29/2023 11:46:08 ( 81.18, -55.09) 1.52 28 06/29/2023 12:37:22 ( -81.19, 112.01) 06/29/2023 12:36:55 ( -81.18, 111.85) 2.77 27 06/29/2023 13:28:07 ( 81.19, -80.82) 06/29/2023 13:27:40 ( 81.18, -80.67) 2.65 27 06/29/2023 14:18:52 ( -81.19, 86.59) 06/29/2023 14:18:26 ( -81.18, 86.66) 1.27 26 06/29/2023 15:09:36 ( 81.18,-105.86) 06/29/2023 15:09:11 ( 81.18,-105.86) 0.40 25 06/29/2023 16:00:21 ( -81.18, 61.54) 06/29/2023 15:59:57 ( -81.18, 61.46) 1.46 24 06/29/2023 16:51:06 ( 81.18,-131.29) 06/29/2023 16:50:43 ( 81.18,-131.44) 2.57 23 06/29/2023 17:41:52 ( -81.19, 35.73) 06/29/2023 17:41:29 ( -81.18, 35.89) 2.66 23 06/29/2023 18:32:36 ( 81.18,-156.71) 06/29/2023 18:32:14 ( 81.18,-156.63) 1.45 22 06/29/2023 19:23:21 ( -81.18, 10.69) 06/29/2023 19:23:00 ( -81.18, 10.69) 0.36 21 06/29/2023 20:14:06 ( 81.18, 177.86) 06/29/2023 20:13:46 ( 81.18, 177.79) 1.17 20 06/29/2023 21:04:51 ( -81.18, -14.74) 06/29/2023 21:04:32 ( -81.18, -14.89) 2.57 19 06/29/2023 21:55:36 ( 81.19, 152.43) 06/29/2023 21:55:17 ( 81.18, 152.60) 2.85 19 06/29/2023 22:46:21 ( -81.18, -40.16) 06/29/2023 22:46:03 ( -81.18, -40.08) 1.41 18 06/29/2023 23:37:06 ( 81.19, 127.01) 06/29/2023 23:36:49 ( 81.18, 127.02) 0.49 17 06/30/2023 00:27:51 ( -81.19, -65.59) 06/30/2023 00:27:35 ( -81.18, -65.66) 1.22 16 06/30/2023 01:18:35 ( 81.18, 101.96) 06/30/2023 01:18:20 ( 81.18, 101.83) 2.36 15 06/30/2023 02:09:21 ( -81.19, -91.01) 06/30/2023 02:09:06 ( -81.18, -90.85) 2.78 15 06/30/2023 03:00:05 ( 81.18, 76.54) 06/30/2023 02:59:51 ( 81.18, 76.64) 1.79 14 06/30/2023 03:50:51 ( -81.19,-116.44) 06/30/2023 03:50:38 ( -81.18,-116.43) 0.48 13 06/30/2023 04:41:35 ( 81.18, 51.11) 06/30/2023 04:41:23 ( 81.18, 51.06) 0.93 12 06/30/2023 05:32:20 ( -81.18,-141.48) 06/30/2023 05:32:09 ( -81.18,-141.62) 2.43 11 06/30/2023 06:23:05 ( 81.18, 25.68) 06/30/2023 06:22:54 ( 81.18, 25.87) 3.12 11 06/30/2023 07:13:50 ( -81.18,-166.91) 06/30/2023 07:13:40 ( -81.18,-166.82) 1.67 10 06/30/2023 08:04:35 ( 81.18, 0.26) 06/30/2023 08:04:26 ( 81.18, 0.29) 0.51 9 06/30/2023 08:55:20 ( -81.18, 167.66) 06/30/2023 08:55:12 ( -81.18, 167.61) 1.04 8 06/30/2023 09:46:05 ( 81.19, -25.17) 06/30/2023 09:45:58 ( 81.18, -25.29) 2.12 7 06/30/2023 10:36:50 ( -81.18, 142.24) 06/30/2023 10:36:43 ( -81.18, 142.41) 2.97 7 06/30/2023 11:27:35 ( 81.19, -50.60) 06/30/2023 11:27:29 ( 81.18, -50.49) 1.94 6 06/30/2023 12:18:20 ( -81.18, 116.81) 06/30/2023 12:18:15 ( -81.18, 116.83) 0.35 5 06/30/2023 13:09:05 ( 81.19, -76.02) 06/30/2023 13:09:01 ( 81.18, -76.06) 0.90 4 06/30/2023 13:59:50 ( -81.19, 91.39) 06/30/2023 13:59:47 ( -81.18, 91.25) 2.28 3 06/30/2023 14:50:34 ( 81.18,-101.07) 06/30/2023 14:50:32 ( 81.18,-101.26) 3.25 2 06/30/2023 15:41:20 ( -81.19, 65.96) 06/30/2023 15:41:18 ( -81.18, 66.06) 1.75 2 06/30/2023 16:32:04 ( 81.18,-126.49) 06/30/2023 16:32:03 ( 81.18,-126.45) 0.86 1 06/30/2023 17:22:49 ( -81.18, 40.92) 06/30/2023 17:22:49 ( -81.18, 40.87) 1.04 0 06/30/2023 18:13:34 ( 81.18,-151.92) 06/30/2023 18:13:35 ( 81.18,-152.03) 1.83 1 06/30/2023 19:04:20 ( -81.19, 15.11) 06/30/2023 19:04:21 ( -81.18, 15.29) 3.14 1 06/30/2023 19:55:04 ( 81.18,-177.35) 06/30/2023 19:55:06 ( 81.18,-177.22) 2.19 2 06/30/2023 20:45:49 ( -81.18, -9.94) 06/30/2023 20:45:52 ( -81.18, -9.90) 0.65 3 06/30/2023 21:36:34 ( 81.19, 157.22) 06/30/2023 21:36:38 ( 81.18, 157.20) 0.45 4 06/30/2023 22:27:19 ( -81.18, -35.36) 06/30/2023 22:27:24 ( -81.18, -35.48) 2.07 5 06/30/2023 23:18:04 ( 81.19, 131.80) 06/30/2023 23:18:10 ( 81.18, 131.62) 3.05 6 07/01/2023 00:08:49 ( -81.18, -60.79) 07/01/2023 00:08:55 ( -81.18, -60.68) 1.91 6