Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/5/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/05/2025 23:43:22 77.05,-165.27 60.14 08/05/2025 23:43:28 77.16,-163.71 60.64 40.65 6
2 08/06/2025 01:21:47 79.18,-177.55 63.00 08/06/2025 01:21:42 78.87, 179.60 62.77 69.15 5
3 08/06/2025 04:38:36 81.14, 144.87 65.79 08/06/2025 04:38:32 80.80, 145.98 65.80 43.02 4
4 08/06/2025 06:17:00 80.73, 128.56 66.33 08/06/2025 06:17:06 81.27, 128.12 66.86 60.05 6
5 08/06/2025 06:25:56 54.39, 68.48 39.10 08/06/2025 06:25:50 54.38, 68.18 39.81 19.16 6
6 08/07/2025 00:26:41 77.78,-173.92 61.26 08/07/2025 00:26:35 77.57,-172.89 61.41 33.71 6
7 08/07/2025 05:21:56 81.06, 132.96 65.91 08/07/2025 05:21:52 80.71, 134.10 65.91 43.83 4
8 08/07/2025 06:51:22 59.39,-144.60 97.17 08/07/2025 06:51:25 59.52,-143.92 96.82 41.05 3
9 08/07/2025 07:00:19 80.64, 121.44 67.00 08/07/2025 07:00:16 81.40, 119.94 67.52 89.21 3
10 08/07/2025 15:57:30 -68.17,-108.41 91.41 08/07/2025 15:57:36 -67.56,-106.70 90.86 98.44 6
11 08/07/2025 21:07:47 -61.24, 31.10 134.64 08/07/2025 21:07:44 -61.18, 31.29 134.13 11.87 3
12 08/07/2025 23:31:34 75.02,-168.53 58.46 08/07/2025 23:31:40 75.60,-165.81 59.47 99.90 6
13 08/08/2025 06:05:16 80.86, 121.25 65.96 08/08/2025 06:05:12 80.62, 122.23 66.04 32.50 4
14 08/08/2025 06:58:56 -68.49,-111.24 127.92 08/08/2025 06:58:55 -68.38,-110.40 127.59 36.78 1
15 08/08/2025 16:40:50 -66.59,-115.52 88.94 08/08/2025 16:40:44 -67.12,-117.03 90.14 88.52 6
16 08/09/2025 00:14:53 75.83,-176.34 59.65 08/09/2025 00:14:52 75.79,-176.07 59.96 9.01 1
17 08/09/2025 06:48:35 80.56, 109.86 65.94 08/09/2025 06:48:32 80.49, 110.05 66.10 8.39 3
18 08/09/2025 07:33:18 -75.37, 3.54 98.88 08/09/2025 07:33:23 -75.72, 5.34 98.82 63.44 5
19 08/09/2025 18:09:32 53.01, 49.83 104.25 08/09/2025 18:09:26 53.05, 49.70 103.59 10.36 6
20 08/10/2025 07:31:56 79.83, 95.26 65.26 08/10/2025 07:32:02 80.06, 95.17 65.69 25.82 6
21 08/10/2025 08:16:38 -76.15, -4.34 98.33 08/10/2025 08:16:43 -75.88, -5.95 98.70 52.90 5
22 08/11/2025 00:03:05 73.71, 179.26 57.97 08/11/2025 00:03:10 73.82,-178.01 58.49 85.56 5
23 08/11/2025 08:15:14 79.67, 88.42 65.80 08/11/2025 08:15:11 80.28, 86.36 66.36 78.91 3
24 08/11/2025 17:12:20 -69.30,-127.87 91.22 08/11/2025 17:12:20 -69.34,-127.42 91.45 18.41 0
25 08/11/2025 22:22:36 -59.34, 11.43 135.17 08/11/2025 22:22:30 -59.21, 11.41 134.67 14.28 6
26 08/12/2025 00:46:25 74.56, 171.82 59.16 08/12/2025 00:46:19 74.22, 172.07 59.20 39.04 6
27 08/13/2025 08:03:30 79.54, 76.94 65.14 08/13/2025 08:03:26 78.97, 79.70 65.02 85.76 4
28 08/13/2025 08:57:11 -65.50,-140.79 129.45 08/13/2025 08:57:09 -65.82,-142.54 128.45 87.99 2
29 08/13/2025 19:24:20 55.69, 30.17 102.97 08/13/2025 19:24:21 55.62, 29.87 102.38 20.79 1
30 08/14/2025 08:46:50 78.96, 67.08 64.95 08/14/2025 08:46:47 78.78, 67.84 65.10 25.69 3
31 08/14/2025 09:22:35 -47.95, 4.03 69.44 08/14/2025 09:22:38 -47.84, 3.29 70.24 56.49 3
32 08/14/2025 09:31:32 -77.28, -29.72 99.03 08/14/2025 09:31:26 -77.37, -29.69 99.20 10.16 6
33 08/14/2025 17:43:49 -71.95,-139.27 92.95 08/14/2025 17:43:55 -71.54,-138.40 92.74 54.40 6
34 08/15/2025 01:17:55 72.63, 160.69 58.09 08/15/2025 01:17:49 72.36, 160.50 58.25 30.82 6
35 08/15/2025 09:30:10 77.85, 55.10 64.11 08/15/2025 09:30:16 78.21, 54.05 64.70 47.41 6
36 08/15/2025 09:39:06 48.83, 19.01 36.93 08/15/2025 09:39:00 49.06, 17.87 38.16 86.90 6
37 08/15/2025 10:14:52 -78.44, -41.00 99.28 08/15/2025 10:14:56 -78.02, -43.30 99.67 69.98 4
38 08/15/2025 18:27:09 -71.07,-146.13 91.05 08/15/2025 18:27:04 -71.13,-148.56 92.01 87.73 5
39 08/15/2025 23:37:24 -56.77, -8.01 136.29 08/15/2025 23:37:22 -56.84, -8.55 135.48 33.76 2
40 08/16/2025 10:04:32 64.75, 164.21 94.93 08/16/2025 10:04:35 64.74, 164.21 94.53 1.99 3
41 08/17/2025 10:12:06 -63.37,-163.59 129.94 08/17/2025 10:12:04 -63.31,-163.32 129.46 15.30 2
42 08/17/2025 18:15:20 -73.86,-150.85 94.04 08/17/2025 18:15:26 -73.43,-149.66 93.74 60.49 6
43 08/17/2025 20:39:09 57.62, 10.27 102.30 08/17/2025 20:39:06 57.62, 10.21 101.76 3.76 3
44 08/18/2025 01:49:25 69.96, 149.67 56.36 08/18/2025 01:49:27 70.04, 149.04 56.95 25.60 2
45 08/18/2025 10:46:28 -79.20, -61.76 100.98 08/18/2025 10:46:30 -79.60, -60.08 100.82 55.93 2
46 08/18/2025 18:58:40 -73.01,-158.09 92.34 08/18/2025 18:58:34 -72.99,-159.58 92.94 48.76 6
47 08/19/2025 10:45:04 76.73, 29.19 63.91 08/19/2025 10:45:00 76.68, 29.23 64.20 5.22 4
48 08/19/2025 10:54:01 46.55, -2.71 37.17 08/19/2025 10:53:56 46.36, -1.72 37.27 78.45 5
49 08/19/2025 11:29:47 -79.74, -71.73 100.59 08/19/2025 11:29:49 -79.73, -71.89 100.67 3.27 2

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/5/2025
SNOs_Map_FY3D_LANDSAT-8_20250806.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/05/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8