Simultaneous Nadir Overpasses (SNOs) between FY3D and NPP TLE Epoch: 2021 4 29. Predictions up to the next 14.0 days: Date Time(FY3D) FY3D Lat/Lon Date Time(NPP) NPP Lat/Lon Distance(km) Time Diff(sec) 05/08/2021 17:31:05 ( -81.21, 37.46) 05/08/2021 17:29:50 ( -81.21, 37.36) 1.72 75 05/08/2021 18:21:50 ( 81.21,-155.37) 05/08/2021 18:20:35 ( 81.21,-155.41) 0.81 75 05/08/2021 19:12:34 ( -81.21, 12.07) 05/08/2021 19:11:20 ( -81.21, 11.97) 1.80 74 05/08/2021 20:03:19 ( 81.21, 179.25) 05/08/2021 20:02:05 ( 81.21, 179.20) 0.90 74 05/08/2021 20:54:03 ( -81.21, -13.31) 05/08/2021 20:52:50 ( -81.21, -13.42) 1.88 73 05/08/2021 21:44:48 ( 81.21, 153.86) 05/08/2021 21:43:35 ( 81.22, 153.80) 1.00 73 05/08/2021 22:35:32 ( -81.21, -38.70) 05/08/2021 22:34:20 ( -81.21, -38.81) 1.96 72 05/08/2021 23:26:17 ( 81.21, 128.48) 05/08/2021 23:25:05 ( 81.22, 128.41) 1.09 72 05/09/2021 00:17:01 ( -81.21, -64.08) 05/09/2021 00:15:50 ( -81.21, -64.20) 2.04 71 05/09/2021 01:07:46 ( 81.21, 103.09) 05/09/2021 01:06:35 ( 81.22, 103.02) 1.19 71 05/09/2021 01:58:30 ( -81.21, -89.47) 05/09/2021 01:57:20 ( -81.21, -89.59) 2.12 70 05/09/2021 02:49:15 ( 81.21, 77.71) 05/09/2021 02:48:05 ( 81.22, 77.63) 1.28 70 05/09/2021 03:39:59 ( -81.21,-114.86) 05/09/2021 03:38:50 ( -81.21,-114.98) 2.20 69 05/09/2021 04:30:44 ( 81.22, 52.32) 05/09/2021 04:29:35 ( 81.22, 52.24) 1.38 69 05/09/2021 05:21:28 ( -81.21,-140.24) 05/09/2021 05:20:20 ( -81.21,-140.38) 2.29 68 05/09/2021 06:12:13 ( 81.22, 26.93) 05/09/2021 06:11:05 ( 81.22, 26.85) 1.47 68 05/09/2021 07:02:57 ( -81.21,-165.63) 05/09/2021 07:01:50 ( -81.22,-165.77) 2.37 67 05/09/2021 07:53:42 ( 81.22, 1.55) 05/09/2021 07:52:35 ( 81.22, 1.46) 1.57 67 05/09/2021 08:44:26 ( -81.21, 168.99) 05/09/2021 08:43:20 ( -81.22, 168.84) 2.45 66 05/09/2021 09:35:11 ( 81.22, -23.84) 05/09/2021 09:34:05 ( 81.22, -23.94) 1.66 66 05/09/2021 10:25:54 ( -81.21, 143.60) 05/09/2021 10:24:49 ( -81.22, 143.45) 2.53 65 05/09/2021 11:16:39 ( 81.22, -49.22) 05/09/2021 11:15:34 ( 81.22, -49.33) 1.76 65 05/09/2021 12:07:23 ( -81.21, 118.22) 05/09/2021 12:06:19 ( -81.22, 118.06) 2.61 64 05/09/2021 12:58:08 ( 81.22, -74.61) 05/09/2021 12:57:04 ( 81.22, -74.72) 1.85 64 05/09/2021 13:48:52 ( -81.21, 92.83) 05/09/2021 13:47:49 ( -81.22, 92.67) 2.70 63 05/09/2021 14:39:37 ( 81.22,-100.00) 05/09/2021 14:38:34 ( 81.22,-100.11) 1.95 63 05/09/2021 15:30:21 ( -81.21, 67.44) 05/09/2021 15:29:19 ( -81.22, 67.28) 2.78 62 05/09/2021 16:21:06 ( 81.22,-125.38) 05/09/2021 16:20:04 ( 81.22,-125.50) 2.04 62 05/09/2021 17:11:50 ( -81.21, 42.06) 05/09/2021 17:10:49 ( -81.22, 41.89) 2.86 61 05/09/2021 18:02:35 ( 81.22,-150.77) 05/09/2021 18:01:34 ( 81.22,-150.89) 2.14 61 05/09/2021 18:53:19 ( -81.22, 16.67) 05/09/2021 18:52:19 ( -81.22, 16.50) 2.94 60 05/09/2021 19:44:04 ( 81.22,-176.15) 05/09/2021 19:43:04 ( 81.22,-176.28) 2.24 60 05/09/2021 20:34:48 ( -81.22, -8.71) 05/09/2021 20:33:49 ( -81.22, -8.89) 3.03 59 05/09/2021 21:25:33 ( 81.22, 158.46) 05/09/2021 21:24:34 ( 81.22, 158.32) 2.33 59 05/09/2021 22:16:17 ( -81.22, -34.10) 05/09/2021 22:15:19 ( -81.22, -34.28) 3.11 58 05/09/2021 23:07:02 ( 81.22, 133.07) 05/09/2021 23:06:04 ( 81.22, 132.93) 2.43 58 05/09/2021 23:57:46 ( -81.22, -59.49) 05/09/2021 23:56:49 ( -81.22, -59.67) 3.19 57 05/10/2021 00:48:31 ( 81.22, 107.69) 05/10/2021 00:47:34 ( 81.22, 107.54) 2.52 57 05/10/2021 01:39:15 ( -81.22, -84.87) 05/10/2021 01:38:19 ( -81.22, -85.06) 3.28 56 05/10/2021 02:30:00 ( 81.22, 82.30) 05/10/2021 02:29:04 ( 81.22, 82.15) 2.62 56 05/10/2021 03:20:44 ( -81.22,-110.26) 05/10/2021 03:19:48 ( -81.21,-110.07) 3.24 56 05/10/2021 04:11:29 ( 81.22, 56.92) 05/10/2021 04:10:34 ( 81.22, 56.76) 2.72 55 05/10/2021 05:02:13 ( -81.22,-135.64) 05/10/2021 05:01:18 ( -81.21,-135.46) 3.15 55 05/10/2021 05:52:58 ( 81.22, 31.53) 05/10/2021 05:52:04 ( 81.22, 31.37) 2.81 54 05/10/2021 06:43:42 ( -81.22,-161.03) 05/10/2021 06:42:48 ( -81.21,-160.85) 3.07 54 05/10/2021 07:34:27 ( 81.22, 6.14) 05/10/2021 07:33:34 ( 81.22, 5.98) 2.91 53 05/10/2021 08:25:11 ( -81.22, 173.58) 05/10/2021 08:24:18 ( -81.21, 173.76) 2.98 53 05/10/2021 09:15:56 ( 81.22, -19.24) 05/10/2021 09:15:04 ( 81.22, -19.42) 3.00 52 05/10/2021 10:06:40 ( -81.22, 148.20) 05/10/2021 10:05:48 ( -81.21, 148.37) 2.90 52 05/10/2021 10:57:25 ( 81.22, -44.63) 05/10/2021 10:56:34 ( 81.22, -44.81) 3.10 51 05/10/2021 11:48:09 ( -81.22, 122.81) 05/10/2021 11:47:18 ( -81.21, 122.98) 2.82 51 05/10/2021 12:38:54 ( 81.22, -70.01) 05/10/2021 12:38:04 ( 81.22, -70.20) 3.20 50 05/10/2021 13:29:38 ( -81.22, 97.43) 05/10/2021 13:28:48 ( -81.21, 97.58) 2.73 50 05/10/2021 14:20:23 ( 81.22, -95.40) 05/10/2021 14:19:34 ( 81.22, -95.59) 3.29 49 05/10/2021 15:11:07 ( -81.22, 72.04) 05/10/2021 15:10:18 ( -81.21, 72.19) 2.65 49 05/10/2021 16:01:52 ( 81.22,-120.79) 05/10/2021 16:01:03 ( 81.22,-120.60) 3.23 49 05/10/2021 16:52:36 ( -81.22, 46.65) 05/10/2021 16:51:48 ( -81.21, 46.80) 2.56 48 05/10/2021 17:43:21 ( 81.22,-146.17) 05/10/2021 17:42:33 ( 81.22,-145.99) 3.13 48 05/10/2021 18:34:05 ( -81.22, 21.27) 05/10/2021 18:33:18 ( -81.21, 21.41) 2.48 47 05/10/2021 19:24:50 ( 81.22,-171.56) 05/10/2021 19:24:03 ( 81.22,-171.38) 3.04 47 05/10/2021 20:15:34 ( -81.22, -4.12) 05/10/2021 20:14:48 ( -81.21, -3.98) 2.40 46 05/10/2021 21:06:19 ( 81.22, 163.06) 05/10/2021 21:05:33 ( 81.22, 163.23) 2.94 46 05/10/2021 21:57:03 ( -81.22, -29.50) 05/10/2021 21:56:18 ( -81.22, -29.37) 2.31 45 05/10/2021 22:47:48 ( 81.22, 137.67) 05/10/2021 22:47:03 ( 81.22, 137.84) 2.84 45 05/10/2021 23:38:32 ( -81.22, -54.89) 05/10/2021 23:37:48 ( -81.22, -54.76) 2.23 44 05/11/2021 00:29:17 ( 81.22, 112.28) 05/11/2021 00:28:33 ( 81.22, 112.44) 2.75 44 05/11/2021 01:20:01 ( -81.22, -80.28) 05/11/2021 01:19:18 ( -81.22, -80.15) 2.14 43 05/11/2021 02:10:46 ( 81.22, 86.90) 05/11/2021 02:10:03 ( 81.22, 87.05) 2.65 43 05/11/2021 03:01:30 ( -81.22,-105.66) 05/11/2021 03:00:48 ( -81.22,-105.54) 2.06 42 05/11/2021 03:52:15 ( 81.22, 61.51) 05/11/2021 03:51:33 ( 81.22, 61.66) 2.55 42 05/11/2021 04:42:59 ( -81.22,-131.05) 05/11/2021 04:42:18 ( -81.22,-130.93) 1.97 41 05/11/2021 05:33:44 ( 81.22, 36.13) 05/11/2021 05:33:03 ( 81.22, 36.27) 2.45 41 05/11/2021 06:24:28 ( -81.22,-156.43) 05/11/2021 06:23:48 ( -81.22,-156.33) 1.89 40 05/11/2021 07:15:13 ( 81.22, 10.74) 05/11/2021 07:14:33 ( 81.22, 10.88) 2.36 40 05/11/2021 08:05:57 ( -81.22, 178.18) 05/11/2021 08:05:18 ( -81.22, 178.28) 1.80 39 05/11/2021 08:56:42 ( 81.22, -14.65) 05/11/2021 08:56:03 ( 81.22, -14.51) 2.26 39 05/11/2021 09:47:26 ( -81.22, 152.79) 05/11/2021 09:46:48 ( -81.22, 152.89) 1.71 38 05/11/2021 10:38:11 ( 81.22, -40.03) 05/11/2021 10:37:33 ( 81.22, -39.91) 2.16 38 05/11/2021 11:28:55 ( -81.22, 127.41) 05/11/2021 11:28:18 ( -81.22, 127.50) 1.63 37 05/11/2021 12:19:40 ( 81.22, -65.42) 05/11/2021 12:19:03 ( 81.22, -65.30) 2.06 37 05/11/2021 13:10:23 ( -81.22, 102.02) 05/11/2021 13:09:47 ( -81.22, 102.11) 1.54 36 05/11/2021 14:01:08 ( 81.22, -90.80) 05/11/2021 14:00:32 ( 81.22, -90.69) 1.97 36 05/11/2021 14:51:52 ( -81.22, 76.64) 05/11/2021 14:51:17 ( -81.22, 76.72) 1.46 35 05/11/2021 15:42:37 ( 81.22,-116.19) 05/11/2021 15:42:02 ( 81.22,-116.08) 1.87 35 05/11/2021 16:33:21 ( -81.22, 51.25) 05/11/2021 16:32:47 ( -81.22, 51.33) 1.37 34 05/11/2021 17:24:06 ( 81.22,-141.58) 05/11/2021 17:23:32 ( 81.22,-141.47) 1.77 34 05/11/2021 18:14:50 ( -81.22, 25.86) 05/11/2021 18:14:17 ( -81.22, 25.94) 1.28 33 05/11/2021 19:05:35 ( 81.22,-166.96) 05/11/2021 19:05:02 ( 81.22,-166.87) 1.67 33 05/11/2021 19:56:19 ( -81.22, 0.48) 05/11/2021 19:55:47 ( -81.22, 0.55) 1.20 32 05/11/2021 20:47:04 ( 81.22, 167.65) 05/11/2021 20:46:32 ( 81.22, 167.74) 1.57 32 05/11/2021 21:37:48 ( -81.22, -24.91) 05/11/2021 21:37:17 ( -81.22, -24.85) 1.11 31 05/11/2021 22:28:33 ( 81.22, 142.26) 05/11/2021 22:28:02 ( 81.22, 142.35) 1.48 31 05/11/2021 23:19:17 ( -81.22, -50.30) 05/11/2021 23:18:47 ( -81.22, -50.24) 1.03 30 05/12/2021 00:10:02 ( 81.22, 116.88) 05/12/2021 00:09:32 ( 81.22, 116.96) 1.38 30 05/12/2021 01:00:46 ( -81.22, -75.68) 05/12/2021 01:00:17 ( -81.22, -75.63) 0.94 29 05/12/2021 01:51:31 ( 81.22, 91.49) 05/12/2021 01:51:02 ( 81.22, 91.57) 1.28 29 05/12/2021 02:42:15 ( -81.22,-101.07) 05/12/2021 02:41:47 ( -81.22,-101.02) 0.85 28 05/12/2021 03:33:00 ( 81.22, 66.11) 05/12/2021 03:32:32 ( 81.22, 66.17) 1.18 28 05/12/2021 04:23:44 ( -81.22,-126.45) 05/12/2021 04:23:17 ( -81.22,-126.41) 0.77 27 05/12/2021 05:14:29 ( 81.22, 40.72) 05/12/2021 05:14:02 ( 81.22, 40.78) 1.08 27 05/12/2021 06:05:13 ( -81.22,-151.84) 05/12/2021 06:04:47 ( -81.22,-151.80) 0.68 26 05/12/2021 06:55:58 ( 81.23, 15.33) 05/12/2021 06:55:32 ( 81.22, 15.39) 0.99 26 05/12/2021 07:46:42 ( -81.22,-177.23) 05/12/2021 07:46:17 ( -81.22,-177.19) 0.59 25 05/12/2021 08:37:27 ( 81.23, -10.05) 05/12/2021 08:37:02 ( 81.23, -10.00) 0.89 25 05/12/2021 09:28:11 ( -81.22, 157.39) 05/12/2021 09:27:47 ( -81.22, 157.42) 0.50 24 05/12/2021 10:18:56 ( 81.23, -35.44) 05/12/2021 10:18:32 ( 81.23, -35.39) 0.79 24 05/12/2021 11:09:40 ( -81.22, 132.00) 05/12/2021 11:09:17 ( -81.22, 132.02) 0.42 23 05/12/2021 12:00:25 ( 81.23, -60.83) 05/12/2021 12:00:02 ( 81.23, -60.79) 0.69 23 05/12/2021 12:51:09 ( -81.22, 106.61) 05/12/2021 12:50:47 ( -81.22, 106.63) 0.33 22 05/12/2021 13:41:54 ( 81.23, -86.21) 05/12/2021 13:41:32 ( 81.23, -86.18) 0.59 22 05/12/2021 14:32:38 ( -81.22, 81.23) 05/12/2021 14:32:17 ( -81.22, 81.24) 0.24 21 05/12/2021 15:23:23 ( 81.23,-111.60) 05/12/2021 15:23:02 ( 81.23,-111.57) 0.50 21 05/12/2021 16:14:07 ( -81.22, 55.84) 05/12/2021 16:13:47 ( -81.22, 55.85) 0.15 20 05/12/2021 17:04:52 ( 81.23,-136.98) 05/12/2021 17:04:32 ( 81.23,-136.96) 0.40 20 05/12/2021 17:55:36 ( -81.22, 30.46) 05/12/2021 17:55:17 ( -81.22, 30.46) 0.07 19 05/12/2021 18:46:21 ( 81.23,-162.37) 05/12/2021 18:46:02 ( 81.23,-162.35) 0.31 19 05/12/2021 19:37:05 ( -81.22, 5.07) 05/12/2021 19:36:47 ( -81.22, 5.07) 0.03 18 05/12/2021 20:27:50 ( 81.23, 172.24) 05/12/2021 20:27:32 ( 81.23, 172.25) 0.21 18 05/12/2021 21:18:34 ( -81.23, -20.32) 05/12/2021 21:18:17 ( -81.23, -20.32) 0.11 17 05/12/2021 22:09:19 ( 81.23, 146.86) 05/12/2021 22:09:02 ( 81.23, 146.86) 0.14 17 05/12/2021 23:00:03 ( -81.23, -45.70) 05/12/2021 22:59:47 ( -81.23, -45.72) 0.20 16 05/12/2021 23:50:48 ( 81.23, 121.47) 05/12/2021 23:50:32 ( 81.23, 121.47) 0.11 16 05/13/2021 00:41:32 ( -81.23, -71.09) 05/13/2021 00:41:17 ( -81.23, -71.11) 0.29 15 05/13/2021 01:32:17 ( 81.23, 96.08) 05/13/2021 01:32:02 ( 81.23, 96.08) 0.15 15 05/13/2021 02:23:01 ( -81.23, -96.48) 05/13/2021 02:22:47 ( -81.23, -96.50) 0.38 14 05/13/2021 03:13:46 ( 81.23, 70.70) 05/13/2021 03:13:32 ( 81.23, 70.69) 0.24 14 05/13/2021 04:04:30 ( -81.23,-121.86) 05/13/2021 04:04:17 ( -81.23,-121.89) 0.47 13 05/13/2021 04:55:15 ( 81.23, 45.31) 05/13/2021 04:55:02 ( 81.23, 45.29) 0.33 13 05/13/2021 05:45:59 ( -81.23,-147.25) 05/13/2021 05:45:47 ( -81.23,-147.28) 0.55 12 05/13/2021 06:36:44 ( 81.23, 19.92) 05/13/2021 06:36:32 ( 81.23, 19.90) 0.42 12 05/13/2021 07:27:28 ( -81.23,-172.64) 05/13/2021 07:27:17 ( -81.23,-172.67) 0.64 11 05/13/2021 08:18:13 ( 81.23, -5.46) 05/13/2021 08:18:02 ( 81.23, -5.49) 0.52 11 05/13/2021 09:08:57 ( -81.23, 161.98) 05/13/2021 09:08:47 ( -81.23, 161.94) 0.73 10 05/13/2021 09:59:42 ( 81.23, -30.85) 05/13/2021 09:59:32 ( 81.23, -30.88) 0.62 10 05/13/2021 10:50:26 ( -81.23, 136.59) 05/13/2021 10:50:17 ( -81.23, 136.54) 0.82 9 05/13/2021 11:41:11 ( 81.23, -56.23) 05/13/2021 11:41:02 ( 81.23, -56.28) 0.72 9 05/13/2021 12:31:55 ( -81.23, 111.21) 05/13/2021 12:31:47 ( -81.23, 111.15) 0.91 8 05/13/2021 13:22:40 ( 81.23, -81.62) 05/13/2021 13:22:32 ( 81.23, -81.67) 0.82 8 05/13/2021 14:13:24 ( -81.23, 85.82) 05/13/2021 14:13:17 ( -81.23, 85.76) 1.00 7 05/13/2021 15:04:09 ( 81.23,-107.01) 05/13/2021 15:04:02 ( 81.23,-107.06) 0.92 7 05/13/2021 15:54:53 ( -81.23, 60.43) 05/13/2021 15:54:47 ( -81.23, 60.37) 1.09 6 05/13/2021 16:45:37 ( 81.23,-132.39) 05/13/2021 16:45:31 ( 81.23,-132.45) 1.02 6 05/13/2021 17:36:21 ( -81.23, 35.05) 05/13/2021 17:36:16 ( -81.23, 34.98) 1.18 5 05/13/2021 18:27:05 ( 81.22,-157.39) 05/13/2021 18:27:00 ( 81.22,-157.46) 1.12 5 05/13/2021 19:17:50 ( -81.23, 9.66) 05/13/2021 19:17:46 ( -81.23, 9.59) 1.27 4 05/13/2021 20:08:34 ( 81.22, 177.22) 05/13/2021 20:08:30 ( 81.22, 177.15) 1.21 4