Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and METOP-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/22/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (METOP-C) Time (METOP-C) Lat,Lon (METOP-C) SZA (METOP-C ) Distance(km) Time Diff (sec)
1 10/30/2025 20:50:24 -77.83, 50.71 88.07 10/30/2025 20:51:28 -77.82, 54.82 87.94 96.39 64
2 10/30/2025 21:41:04 77.65,-141.03 91.79 10/30/2025 21:42:13 77.61,-138.82 91.84 52.97 69
3 10/30/2025 22:31:45 -77.50, 27.05 88.33 10/30/2025 22:32:58 -77.46, 27.83 88.32 19.04 73
4 10/30/2025 23:22:27 77.39,-165.13 91.60 10/30/2025 23:23:40 77.38,-165.20 91.60 1.92 73
5 10/31/2025 00:13:12 -77.40, 2.15 88.39 10/31/2025 00:14:21 -77.41, 2.22 88.37 1.95 69
6 10/31/2025 01:03:56 77.37, 169.58 91.61 10/31/2025 01:05:01 77.41, 169.57 91.65 4.05 65
7 10/31/2025 01:54:41 -77.38, -23.15 88.38 10/31/2025 01:55:43 -77.39, -23.20 88.37 1.38 62
8 10/31/2025 02:45:26 77.40, 144.08 91.65 10/31/2025 02:46:23 77.39, 144.16 91.66 1.87 57
9 10/31/2025 03:36:11 -77.41, -48.64 88.34 10/31/2025 03:37:05 -77.37, -48.61 88.36 4.01 54
10 10/31/2025 04:26:55 77.38, 118.79 91.66 10/31/2025 04:27:45 77.38, 118.74 91.66 1.45 50
11 10/31/2025 05:17:40 -77.39, -73.94 88.33 10/31/2025 05:18:26 -77.40, -73.84 88.31 2.51 46
12 10/31/2025 06:08:24 77.37, 93.49 91.67 10/31/2025 06:09:06 77.40, 93.52 91.71 3.81 42
13 10/31/2025 06:59:08 -77.38, -99.23 88.32 10/31/2025 06:59:47 -77.38, -99.25 88.31 0.71 39
14 10/31/2025 07:49:53 77.39, 68.00 91.72 10/31/2025 07:50:27 77.38, 68.10 91.72 2.58 34
15 10/31/2025 08:40:37 -77.36,-124.53 88.31 10/31/2025 08:41:09 -77.36,-124.67 88.30 3.38 32
16 10/31/2025 09:31:22 77.38, 42.71 91.73 10/31/2025 09:31:49 77.37, 42.68 91.72 1.25 27
17 10/31/2025 10:22:07 -77.39,-150.02 88.26 10/31/2025 10:22:30 -77.39,-149.89 88.25 3.13 23
18 10/31/2025 11:12:51 77.36, 17.41 91.73 10/31/2025 11:13:11 77.35, 17.27 91.72 3.67 20
19 10/31/2025 12:03:36 -77.37,-175.31 88.25 10/31/2025 12:03:52 -77.37,-175.31 88.25 0.37 16
20 10/31/2025 12:54:21 77.39, -8.08 91.78 10/31/2025 12:54:32 77.38, -7.96 91.77 3.29 11
21 10/31/2025 13:45:05 -77.35, 159.39 88.24 10/31/2025 13:45:14 -77.36, 159.28 88.24 2.67 9
22 10/31/2025 14:35:50 77.37, -33.38 91.79 10/31/2025 14:35:54 77.36, -33.37 91.78 1.44 4
23 10/31/2025 15:26:35 -77.38, 133.90 88.20 10/31/2025 15:26:35 -77.38, 134.05 88.19 3.79 0
24 10/31/2025 16:17:19 77.36, -58.67 91.80 10/31/2025 16:17:16 77.34, -58.79 91.78 3.20 3
25 10/31/2025 17:08:04 -77.36, 108.60 88.19 10/31/2025 17:07:57 -77.36, 108.64 88.19 0.90 7
26 10/31/2025 17:58:48 77.34, -83.97 91.81 10/31/2025 17:58:37 77.37, -84.01 91.83 3.21 11
27 10/31/2025 18:49:33 -77.35, 83.31 88.18 10/31/2025 18:49:19 -77.35, 83.22 88.19 1.98 14
28 10/31/2025 19:40:18 77.37,-109.46 91.85 10/31/2025 19:39:59 77.35,-109.43 91.83 1.91 19
29 10/31/2025 20:31:03 -77.37, 57.81 88.14 10/31/2025 20:30:40 -77.37, 58.00 88.13 4.47 23
30 10/31/2025 21:21:47 77.35,-134.76 91.86 10/31/2025 21:21:21 77.33,-134.85 91.84 2.85 26
31 10/31/2025 22:12:32 -77.36, 32.52 88.13 10/31/2025 22:12:02 -77.36, 32.58 88.13 1.60 30
32 10/31/2025 23:03:16 77.34,-160.06 91.87 10/31/2025 23:02:42 77.36,-160.07 91.89 2.74 34
33 10/31/2025 23:54:01 -77.34, 7.22 88.12 10/31/2025 23:53:24 -77.34, 7.17 88.13 1.33 37
34 11/01/2025 00:44:46 77.36, 174.45 91.92 11/01/2025 00:44:04 77.34, 174.51 91.89 2.52 42
35 11/01/2025 01:35:30 -77.33, -18.08 88.11 11/01/2025 01:34:46 -77.32, -18.25 88.12 4.19 44
36 11/01/2025 02:26:15 77.35, 149.16 91.93 11/01/2025 02:25:26 77.33, 149.10 91.90 2.67 49
37 11/01/2025 03:17:00 -77.35, -43.57 88.06 11/01/2025 03:16:07 -77.35, -43.47 88.07 2.33 53
38 11/01/2025 04:07:44 77.33, 123.86 91.93 11/01/2025 04:06:47 77.35, 123.87 91.95 2.39 57
39 11/01/2025 04:58:29 -77.34, -68.86 88.05 11/01/2025 04:57:29 -77.33, -68.89 88.07 0.87 60
40 11/01/2025 05:49:14 77.36, 98.37 91.98 11/01/2025 05:48:09 77.33, 98.45 91.95 3.20 65
41 11/01/2025 06:39:58 -77.32, -94.16 88.04 11/01/2025 06:38:51 -77.31, -94.30 88.07 3.55 67
42 11/01/2025 07:30:43 77.34, 73.07 91.99 11/01/2025 07:29:31 77.32, 73.04 91.95 2.70 72
43 11/01/2025 08:21:27 -77.31,-119.46 88.03 11/01/2025 08:20:12 -77.34,-119.53 88.01 4.21 75
44 11/01/2025 09:12:07 77.11, 48.73 91.83 11/01/2025 09:10:57 77.13, 46.88 91.76 45.84 70
45 11/01/2025 10:02:49 -77.00,-143.44 88.26 11/01/2025 10:01:42 -76.98,-146.41 88.40 74.38 67

Figure of FY3D and METOP-C satellite orbits during SNOs since TLE Epoch: 10/22/2025
SNOs_Map_FY3D_METOP-C_20251022.jpg

Download SNOs between FY3D and METOP-C since TLE EPOCH: 10/22/2025 in txt file.

Historial Predications of SNOs between FY3D and METOP-C