Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and FY3D TLE Epoch: 2023 6 28. 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) 06/28/2023 03:38:09 ( 81.18, 67.07) 06/28/2023 03:37:10 ( 81.18, 67.09) 0.61 59 06/28/2023 04:28:54 ( -81.18,-125.62) 06/28/2023 04:27:56 ( -81.18,-125.67) 0.94 58 06/28/2023 05:19:39 ( 81.18, 41.65) 06/28/2023 05:18:42 ( 81.18, 41.51) 2.42 57 06/28/2023 06:10:25 ( -81.19,-151.43) 06/28/2023 06:09:28 ( -81.18,-151.25) 3.18 57 06/28/2023 07:01:09 ( 81.18, 16.22) 06/28/2023 07:00:13 ( 81.18, 16.31) 1.61 56 06/28/2023 07:51:54 ( -81.18,-176.47) 06/28/2023 07:50:59 ( -81.18,-176.44) 0.57 55 06/28/2023 08:42:39 ( 81.18, -9.20) 06/28/2023 08:41:45 ( 81.18, -9.27) 1.04 54 06/28/2023 09:33:24 ( -81.18, 158.10) 06/28/2023 09:32:31 ( -81.18, 157.98) 2.11 53 06/28/2023 10:24:09 ( 81.18, -34.63) 06/28/2023 10:23:16 ( 81.18, -34.46) 2.95 53 06/28/2023 11:14:54 ( -81.18, 132.67) 06/28/2023 11:14:02 ( -81.18, 132.78) 1.85 52 06/28/2023 12:05:39 ( 81.19, -60.06) 06/28/2023 12:04:48 ( 81.18, -60.04) 0.42 51 06/28/2023 12:56:24 ( -81.19, 107.25) 06/28/2023 12:55:34 ( -81.18, 107.20) 0.85 50 06/28/2023 13:47:08 ( 81.18, -85.10) 06/28/2023 13:46:19 ( 81.18, -85.23) 2.34 49 06/28/2023 14:37:54 ( -81.19, 81.82) 06/28/2023 14:37:05 ( -81.18, 82.01) 3.20 49 06/28/2023 15:28:39 ( 81.19,-110.91) 06/28/2023 15:27:51 ( 81.18,-110.81) 1.78 48 06/28/2023 16:19:24 ( -81.19, 56.40) 06/28/2023 16:18:37 ( -81.18, 56.43) 0.82 47 06/28/2023 17:10:08 ( 81.18,-135.96) 06/28/2023 17:09:22 ( 81.18,-136.01) 0.96 46 06/28/2023 18:00:53 ( -81.18, 31.35) 06/28/2023 18:00:08 ( -81.18, 31.23) 2.04 45 06/28/2023 18:51:38 ( 81.18,-161.38) 06/28/2023 18:50:53 ( 81.18,-161.20) 3.15 45 06/28/2023 19:42:23 ( -81.18, 5.93) 06/28/2023 19:41:39 ( -81.18, 6.04) 1.98 44 06/28/2023 20:33:08 ( 81.18, 173.19) 06/28/2023 20:32:25 ( 81.18, 173.22) 0.52 43 06/28/2023 21:23:53 ( -81.18, -19.50) 06/28/2023 21:23:11 ( -81.18, -19.54) 0.69 42 06/28/2023 22:14:38 ( 81.18, 147.76) 06/28/2023 22:13:57 ( 81.18, 147.64) 2.13 41 06/28/2023 23:05:23 ( -81.18, -44.93) 06/28/2023 23:04:42 ( -81.18, -44.73) 3.27 41 06/28/2023 23:56:08 ( 81.19, 122.34) 06/28/2023 23:55:28 ( 81.18, 122.45) 1.87 40 06/29/2023 00:46:53 ( -81.19, -70.35) 06/29/2023 00:46:14 ( -81.18, -70.31) 0.67 39 06/29/2023 01:37:38 ( 81.19, 96.91) 06/29/2023 01:37:00 ( 81.18, 96.87) 0.87 38 06/29/2023 02:28:23 ( -81.19, -95.78) 06/29/2023 02:27:46 ( -81.18, -95.89) 2.04 37 06/29/2023 03:19:08 ( 81.19, 71.48) 06/29/2023 03:18:31 ( 81.18, 71.67) 3.26 37 06/29/2023 04:09:53 ( -81.19,-121.20) 06/29/2023 04:09:17 ( -81.18,-121.09) 2.03 36 06/29/2023 05:00:37 ( 81.18, 46.44) 06/29/2023 05:00:02 ( 81.18, 46.48) 0.86 35 06/29/2023 05:51:22 ( -81.18,-146.25) 06/29/2023 05:50:48 ( -81.18,-146.28) 0.76 34 06/29/2023 06:42:07 ( 81.18, 21.01) 06/29/2023 06:41:34 ( 81.18, 20.90) 1.96 33 06/29/2023 07:32:52 ( -81.18,-171.67) 06/29/2023 07:32:20 ( -81.18,-171.86) 3.22 32 06/29/2023 08:23:37 ( 81.18, -4.42) 06/29/2023 08:23:05 ( 81.18, -4.30) 2.06 32 06/29/2023 09:14:22 ( -81.18, 162.90) 06/29/2023 09:13:51 ( -81.18, 162.94) 0.77 31 06/29/2023 10:05:07 ( 81.18, -29.84) 06/29/2023 10:04:37 ( 81.18, -29.88) 0.58 30 06/29/2023 10:55:52 ( -81.18, 137.47) 06/29/2023 10:55:23 ( -81.18, 137.36) 1.89 29 06/29/2023 11:46:37 ( 81.18, -55.27) 06/29/2023 11:46:09 ( 81.18, -55.46) 3.21 28 06/29/2023 12:37:22 ( -81.18, 112.05) 06/29/2023 12:36:54 ( -81.18, 112.17) 2.07 28 06/29/2023 13:28:07 ( 81.19, -80.70) 06/29/2023 13:27:40 ( 81.18, -80.65) 0.85 27 06/29/2023 14:18:52 ( -81.19, 86.62) 06/29/2023 14:18:26 ( -81.18, 86.59) 0.65 26 06/29/2023 15:09:36 ( 81.18,-105.74) 06/29/2023 15:09:11 ( 81.18,-105.84) 1.89 25 06/29/2023 16:00:21 ( -81.18, 61.57) 06/29/2023 15:59:57 ( -81.18, 61.39) 3.18 24 06/29/2023 16:51:07 ( 81.19,-131.55) 06/29/2023 16:50:43 ( 81.18,-131.43) 2.24 24 06/29/2023 17:41:52 ( -81.19, 35.77) 06/29/2023 17:41:29 ( -81.18, 35.81) 0.99 23 06/29/2023 18:32:36 ( 81.18,-156.60) 06/29/2023 18:32:14 ( 81.18,-156.62) 0.54 22 06/29/2023 19:23:21 ( -81.18, 10.72) 06/29/2023 19:23:00 ( -81.18, 10.62) 1.82 21 06/29/2023 20:14:06 ( 81.18, 177.98) 06/29/2023 20:13:46 ( 81.18, 177.80) 3.02 20 06/29/2023 21:04:51 ( -81.18, -14.70) 06/29/2023 21:04:31 ( -81.18, -14.58) 2.20 20 06/29/2023 21:55:36 ( 81.18, 152.55) 06/29/2023 21:55:17 ( 81.18, 152.61) 0.97 19 06/29/2023 22:46:21 ( -81.18, -40.13) 06/29/2023 22:46:03 ( -81.18, -40.16) 0.46 18 06/29/2023 23:37:06 ( 81.18, 127.12) 06/29/2023 23:36:49 ( 81.18, 127.02) 1.66 17 06/30/2023 00:27:51 ( -81.18, -65.56) 06/30/2023 00:27:35 ( -81.18, -65.74) 3.09 16 06/30/2023 01:18:36 ( 81.19, 101.69) 06/30/2023 01:18:20 ( 81.18, 101.83) 2.35 16 06/30/2023 02:09:21 ( -81.19, -90.98) 06/30/2023 02:09:06 ( -81.18, -90.93) 0.90 15 06/30/2023 03:00:06 ( 81.19, 76.27) 06/30/2023 02:59:52 ( 81.18, 76.25) 0.55 14 06/30/2023 03:50:51 ( -81.19,-116.41) 06/30/2023 03:50:38 ( -81.18,-116.51) 1.82 13 06/30/2023 04:41:35 ( 81.18, 51.22) 06/30/2023 04:41:23 ( 81.18, 51.06) 2.88 12 06/30/2023 05:32:21 ( -81.19,-141.84) 06/30/2023 05:32:09 ( -81.18,-141.71) 2.26 12 06/30/2023 06:23:04 ( 81.18, 25.79) 06/30/2023 06:22:53 ( 81.18, 25.86) 1.24 11 06/30/2023 07:13:49 ( -81.18,-166.88) 06/30/2023 07:13:39 ( -81.18,-166.90) 0.57 10 06/30/2023 08:04:34 ( 81.18, 0.37) 06/30/2023 08:04:25 ( 81.18, 0.28) 1.48 9 06/30/2023 08:55:19 ( -81.18, 167.69) 06/30/2023 08:55:11 ( -81.18, 167.52) 2.99 8 06/30/2023 09:46:04 ( 81.18, -25.06) 06/30/2023 09:45:56 ( 81.18, -24.91) 2.53 8 06/30/2023 10:36:49 ( -81.18, 142.26) 06/30/2023 10:36:42 ( -81.18, 142.32) 0.99 7 06/30/2023 11:27:34 ( 81.18, -50.49) 06/30/2023 11:27:28 ( 81.18, -50.49) 0.13 6 06/30/2023 12:18:19 ( -81.18, 116.84) 06/30/2023 12:18:14 ( -81.18, 116.74) 1.65 5 06/30/2023 13:09:04 ( 81.19, -75.92) 06/30/2023 13:09:00 ( 81.18, -76.08) 2.74 4 06/30/2023 13:59:49 ( -81.19, 91.41) 06/30/2023 13:59:45 ( -81.18, 91.55) 2.31 4 06/30/2023 14:50:34 ( 81.19,-101.34) 06/30/2023 14:50:31 ( 81.18,-101.27) 1.33 3 06/30/2023 15:41:19 ( -81.19, 65.98) 06/30/2023 15:41:17 ( -81.18, 65.96) 0.50 2 06/30/2023 16:32:03 ( 81.18,-126.39) 06/30/2023 16:32:02 ( 81.18,-126.46) 1.41 1 06/30/2023 17:22:48 ( -81.18, 40.94) 06/30/2023 17:22:48 ( -81.18, 40.77) 2.93 0 06/30/2023 18:13:34 ( 81.19,-152.20) 06/30/2023 18:13:34 ( 81.18,-152.05) 2.72 0 06/30/2023 19:04:19 ( -81.19, 15.13) 06/30/2023 19:04:20 ( -81.18, 15.19) 1.22 1 06/30/2023 19:55:03 ( 81.18,-177.24) 06/30/2023 19:55:05 ( 81.18,-177.24) 0.30 2 06/30/2023 20:45:48 ( -81.18, -9.92) 06/30/2023 20:45:51 ( -81.18, -10.01) 1.57 3 06/30/2023 21:36:33 ( 81.18, 157.33) 06/30/2023 21:36:37 ( 81.18, 157.18) 2.53 4 06/30/2023 22:27:18 ( -81.18, -35.34) 06/30/2023 22:27:22 ( -81.18, -35.20) 2.43 4 06/30/2023 23:18:03 ( 81.18, 131.90) 06/30/2023 23:18:08 ( 81.18, 131.98) 1.46 5 07/01/2023 00:08:48 ( -81.18, -60.77) 07/01/2023 00:08:54 ( -81.18, -60.78) 0.21 6 07/01/2023 00:59:33 ( 81.19, 106.47) 07/01/2023 00:59:40 ( 81.18, 106.40) 1.19 7 07/01/2023 01:50:18 ( -81.18, -86.20) 07/01/2023 01:50:26 ( -81.18, -86.36) 2.85 8 07/01/2023 02:41:03 ( 81.19, 81.04) 07/01/2023 02:41:11 ( 81.18, 81.21) 2.84 8 07/01/2023 03:31:48 ( -81.19,-111.62) 07/01/2023 03:31:57 ( -81.18,-111.56) 1.16 9 07/01/2023 04:22:33 ( 81.19, 55.62) 07/01/2023 04:22:43 ( 81.18, 55.63) 0.60 10 07/01/2023 05:13:17 ( -81.18,-136.67) 07/01/2023 05:13:28 ( -81.18,-136.75) 1.58 11 07/01/2023 06:04:02 ( 81.18, 30.57) 07/01/2023 06:04:14 ( 81.18, 30.43) 2.38 12 07/01/2023 06:54:48 ( -81.19,-162.48) 07/01/2023 06:55:00 ( -81.18,-162.33) 2.53 12 07/01/2023 07:45:32 ( 81.18, 5.14) 07/01/2023 07:45:45 ( 81.18, 5.24) 1.69 13 07/01/2023 08:36:17 ( -81.18, 172.48) 07/01/2023 08:36:31 ( -81.18, 172.47) 0.39 14 07/01/2023 09:27:02 ( 81.18, -20.29) 07/01/2023 09:27:17 ( 81.18, -20.34) 0.98 15 07/01/2023 10:17:47 ( -81.18, 147.05) 07/01/2023 10:18:03 ( -81.18, 146.89) 2.73 16 07/01/2023 11:08:32 ( 81.18, -45.71) 07/01/2023 11:08:48 ( 81.18, -45.54) 3.02 16 07/01/2023 11:59:17 ( -81.18, 121.62) 07/01/2023 11:59:34 ( -81.18, 121.69) 1.24 17 07/01/2023 12:50:02 ( 81.19, -71.14) 07/01/2023 12:50:20 ( 81.18, -71.12) 0.44 18 07/01/2023 13:40:47 ( -81.18, 96.19) 07/01/2023 13:41:06 ( -81.18, 96.11) 1.40 19 07/01/2023 14:31:32 ( 81.19, -96.57) 07/01/2023 14:31:52 ( 81.18, -96.70) 2.27 20 07/01/2023 15:22:17 ( -81.19, 70.77) 07/01/2023 15:22:37 ( -81.18, 70.92) 2.58 20 07/01/2023 16:13:02 ( 81.19,-122.00) 07/01/2023 16:13:23 ( 81.18,-121.90) 1.83 21 07/01/2023 17:03:47 ( -81.19, 45.34) 07/01/2023 17:04:09 ( -81.18, 45.33) 0.46 22 07/01/2023 17:54:31 ( 81.18,-147.05) 07/01/2023 17:54:54 ( 81.18,-147.09) 0.92 23 07/01/2023 18:45:16 ( -81.18, 20.29) 07/01/2023 18:45:40 ( -81.18, 20.14) 2.66 24 07/01/2023 19:36:02 ( 81.19,-172.86) 07/01/2023 19:36:26 ( 81.18,-172.67) 3.24 24 07/01/2023 20:26:46 ( -81.18, -5.14) 07/01/2023 20:27:11 ( -81.18, -5.06) 1.43 25 07/01/2023 21:17:31 ( 81.18, 162.10) 07/01/2023 21:17:57 ( 81.18, 162.13) 0.62 26 07/01/2023 22:08:16 ( -81.18, -30.56) 07/01/2023 22:08:43 ( -81.18, -30.64) 1.29 27 07/01/2023 22:59:01 ( 81.18, 136.67) 07/01/2023 22:59:29 ( 81.18, 136.55) 2.03 28 07/01/2023 23:49:46 ( -81.18, -55.99) 07/01/2023 23:50:14 ( -81.18, -55.83) 2.69 28 07/02/2023 00:40:31 ( 81.19, 111.24) 07/02/2023 00:41:00 ( 81.18, 111.36) 1.97 29 07/02/2023 01:31:16 ( -81.18, -81.42) 07/02/2023 01:31:46 ( -81.18, -81.41) 0.10 30 07/02/2023 02:22:01 ( 81.19, 85.81) 07/02/2023 02:22:32 ( 81.18, 85.77) 0.76 31 07/02/2023 03:12:46 ( -81.19,-106.85) 07/02/2023 03:13:18 ( -81.18,-107.00) 2.59 32 07/02/2023 04:03:30 ( 81.18, 60.77) 07/02/2023 04:04:03 ( 81.18, 60.58) 3.26 33 07/02/2023 04:54:16 ( -81.19,-132.27) 07/02/2023 04:54:49 ( -81.18,-132.19) 1.45 33 07/02/2023 05:45:00 ( 81.18, 35.34) 07/02/2023 05:45:34 ( 81.18, 35.38) 0.95 34 07/02/2023 06:35:45 ( -81.18,-157.32) 07/02/2023 06:36:20 ( -81.18,-157.39) 1.29 35 07/02/2023 07:26:30 ( 81.18, 9.91) 07/02/2023 07:27:06 ( 81.18, 9.80) 1.86 36 07/02/2023 08:17:16 ( -81.19, 176.87) 07/02/2023 08:17:52 ( -81.18, 177.03) 2.81 36 07/02/2023 09:08:00 ( 81.18, -15.52) 07/02/2023 09:08:37 ( 81.18, -15.39) 2.17 37 07/02/2023 09:58:44 ( -81.18, 151.82) 07/02/2023 09:59:22 ( -81.18, 151.83) 0.34 38 07/02/2023 10:49:29 ( 81.18, -40.95) 07/02/2023 10:50:08 ( 81.18, -40.98) 0.46 39 07/02/2023 11:40:14 ( -81.18, 126.40) 07/02/2023 11:40:54 ( -81.18, 126.25) 2.45 40 07/02/2023 12:30:59 ( 81.19, -66.38) 07/02/2023 12:31:40 ( 81.18, -66.56) 3.09 41 07/02/2023 13:21:44 ( -81.18, 100.97) 07/02/2023 13:22:25 ( -81.18, 101.06) 1.52 41 07/02/2023 14:12:29 ( 81.19, -91.81) 07/02/2023 14:13:11 ( 81.18, -91.75) 0.96 42 07/02/2023 15:03:14 ( -81.19, 75.54) 07/02/2023 15:03:57 ( -81.18, 75.47) 1.14 43 07/02/2023 15:53:58 ( 81.18,-116.85) 07/02/2023 15:54:42 ( 81.18,-116.95) 1.76 44 07/02/2023 16:44:44 ( -81.19, 50.11) 07/02/2023 16:45:28 ( -81.18, 50.28) 2.87 44 07/02/2023 17:35:29 ( 81.19,-142.66) 07/02/2023 17:36:14 ( 81.18,-142.53) 2.37 45 07/02/2023 18:26:14 ( -81.19, 24.68) 07/02/2023 18:27:00 ( -81.18, 24.70) 0.60 46 07/02/2023 19:16:58 ( 81.18,-167.71) 07/02/2023 19:17:45 ( 81.18,-167.73) 0.43 47 07/02/2023 20:07:43 ( -81.18, -0.36) 07/02/2023 20:08:31 ( -81.18, -0.50) 2.36 48 07/02/2023 20:58:28 ( 81.18, 166.86) 07/02/2023 20:59:17 ( 81.18, 166.69) 2.88 49 07/02/2023 21:49:13 ( -81.18, -25.79) 07/02/2023 21:50:02 ( -81.18, -25.69) 1.68 49 07/02/2023 22:39:58 ( 81.18, 141.43) 07/02/2023 22:40:48 ( 81.18, 141.50) 1.11 50 07/02/2023 23:30:43 ( -81.18, -51.22) 07/02/2023 23:31:34 ( -81.18, -51.28) 0.99 51 07/03/2023 00:21:28 ( 81.19, 116.00) 07/03/2023 00:22:20 ( 81.18, 115.91) 1.52 52 07/03/2023 01:12:13 ( -81.18, -76.65) 07/03/2023 01:13:05 ( -81.18, -76.47) 2.98 52 07/03/2023 02:02:58 ( 81.19, 90.57) 07/03/2023 02:03:51 ( 81.18, 90.72) 2.50 53 07/03/2023 02:53:43 ( -81.19,-102.08) 07/03/2023 02:54:37 ( -81.18,-102.06) 0.40 54 07/03/2023 03:44:28 ( 81.19, 65.14) 07/03/2023 03:45:23 ( 81.18, 65.14) 0.53 55 07/03/2023 04:35:13 ( -81.19,-127.50) 07/03/2023 04:36:09 ( -81.18,-127.64) 2.32 56 07/03/2023 05:25:57 ( 81.18, 40.10) 07/03/2023 05:26:54 ( 81.18, 39.94) 2.72 57 07/03/2023 06:16:43 ( -81.19,-152.93) 07/03/2023 06:17:40 ( -81.18,-152.83) 1.76 57 07/03/2023 07:07:27 ( 81.18, 14.67) 07/03/2023 07:08:25 ( 81.18, 14.75) 1.37 58 07/03/2023 07:58:12 ( -81.18,-177.98) 07/03/2023 07:59:11 ( -81.18,-178.03) 0.97 59 07/03/2023 08:48:57 ( 81.18, -10.76) 07/03/2023 08:49:57 ( 81.18, -10.84) 1.31 60 07/03/2023 09:39:42 ( -81.18, 156.59) 07/03/2023 09:40:42 ( -81.18, 156.77) 3.13 60 07/03/2023 10:30:27 ( 81.18, -36.19) 07/03/2023 10:31:28 ( 81.18, -36.03) 2.69 61 07/03/2023 11:21:12 ( -81.18, 131.16) 07/03/2023 11:22:14 ( -81.18, 131.19) 0.50 62 07/03/2023 12:11:57 ( 81.19, -61.62) 07/03/2023 12:13:00 ( 81.18, -61.62) 0.18 63 07/03/2023 13:02:42 ( -81.18, 105.74) 07/03/2023 13:03:46 ( -81.18, 105.61) 2.15 64 07/03/2023 13:53:27 ( 81.19, -87.05) 07/03/2023 13:54:32 ( 81.18, -87.20) 2.58 65 07/03/2023 14:44:12 ( -81.19, 80.31) 07/03/2023 14:45:17 ( -81.18, 80.41) 1.82 65 07/03/2023 15:34:57 ( 81.19,-112.48) 07/03/2023 15:36:03 ( 81.18,-112.39) 1.52 66 07/03/2023 16:25:42 ( -81.19, 54.88) 07/03/2023 16:26:49 ( -81.18, 54.83) 0.90 67 07/03/2023 17:16:26 ( 81.18,-137.53) 07/03/2023 17:17:34 ( 81.18,-137.59) 1.20 68 07/03/2023 18:07:12 ( -81.19, 29.45) 07/03/2023 18:08:20 ( -81.18, 29.63) 3.19 68 07/03/2023 18:57:56 ( 81.18,-162.95) 07/03/2023 18:59:05 ( 81.18,-162.78) 2.92 69 07/03/2023 19:48:41 ( -81.18, 4.40) 07/03/2023 19:49:51 ( -81.18, 4.44) 0.79 70 07/03/2023 20:39:26 ( 81.18, 171.62) 07/03/2023 20:40:37 ( 81.18, 171.63) 0.33 71 07/03/2023 21:30:11 ( -81.18, -21.03) 07/03/2023 21:31:23 ( -81.18, -21.14) 2.03 72 07/03/2023 22:20:56 ( 81.18, 146.19) 07/03/2023 22:22:09 ( 81.18, 146.05) 2.35 73 07/03/2023 23:11:41 ( -81.18, -46.46) 07/03/2023 23:12:54 ( -81.18, -46.34) 1.96 73 07/04/2023 00:02:26 ( 81.19, 120.76) 07/04/2023 00:03:40 ( 81.18, 120.85) 1.65 74 07/04/2023 00:53:11 ( -81.18, -71.88) 07/04/2023 00:54:26 ( -81.18, -71.92) 0.68 75