Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and METOP-B Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/7/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (METOP-B) Time (METOP-B) Lat,Lon (METOP-B) SZA (METOP-B ) Distance(km) Time Diff (sec)
1 09/10/2025 09:37:34 75.12, 21.57 70.69 09/10/2025 09:38:39 75.07, 24.95 70.44 97.06 65
2 09/10/2025 10:28:16 -75.00,-170.78 109.44 09/10/2025 10:29:23 -74.97,-167.98 109.63 80.79 67
3 09/10/2025 11:18:57 74.79, -2.87 70.34 09/10/2025 11:20:07 74.76, -1.23 70.20 48.06 70
4 09/10/2025 12:09:40 -74.72, 164.63 109.73 09/10/2025 12:10:51 -74.67, 165.85 109.87 36.34 71
5 09/10/2025 13:00:21 74.51, -27.48 70.04 09/10/2025 13:01:34 74.50, -27.26 70.01 6.62 73
6 09/10/2025 13:51:04 -74.44, 140.01 110.02 09/10/2025 13:52:17 -74.46, 139.96 110.02 2.59 73
7 09/10/2025 14:41:50 74.47, -52.74 70.02 09/10/2025 14:42:57 74.44, -52.76 69.98 3.28 67
8 09/10/2025 15:32:34 -74.45, 114.62 109.99 09/10/2025 15:33:39 -74.45, 114.58 110.01 1.24 65
9 09/10/2025 16:23:20 74.47, -78.13 70.06 09/10/2025 16:24:18 74.47, -78.01 70.04 3.58 58
10 09/10/2025 17:14:04 -74.46, 89.23 109.96 09/10/2025 17:15:01 -74.43, 89.20 109.99 2.85 57
11 09/10/2025 18:04:49 74.43,-103.40 70.04 09/10/2025 18:05:40 74.46,-103.39 70.05 2.81 51
12 09/10/2025 18:55:34 -74.46, 63.84 109.92 09/10/2025 18:56:22 -74.46, 63.95 109.94 3.41 48
13 09/10/2025 19:46:19 74.44,-128.79 70.07 09/10/2025 19:47:02 74.44,-128.77 70.06 0.70 43
14 09/10/2025 20:37:03 -74.42, 38.57 109.94 09/10/2025 20:37:44 -74.45, 38.57 109.92 3.32 41
15 09/10/2025 21:27:49 74.45,-154.18 70.11 09/10/2025 21:28:24 74.43,-154.15 70.08 2.28 35
16 09/10/2025 22:18:33 -74.43, 13.18 109.91 09/10/2025 22:19:06 -74.44, 13.19 109.91 1.03 33
17 09/10/2025 23:09:18 74.40,-179.45 70.09 09/10/2025 23:09:46 74.41,-179.53 70.09 2.57 28
18 09/11/2025 00:00:03 -74.43, -12.21 109.87 09/11/2025 00:00:28 -74.42, -12.18 109.89 1.69 25
19 09/11/2025 00:50:47 74.41, 155.16 70.12 09/11/2025 00:51:07 74.40, 155.09 70.11 2.47 20
20 09/11/2025 01:41:31 -74.39, -37.48 109.89 09/11/2025 01:41:49 -74.41, -37.56 109.88 2.96 18
21 09/11/2025 02:32:17 74.42, 129.77 70.15 09/11/2025 02:32:28 74.43, 129.84 70.16 2.69 11
22 09/11/2025 03:23:01 -74.40, -62.87 109.86 09/11/2025 03:23:11 -74.39, -62.94 109.87 2.26 10
23 09/11/2025 04:13:47 74.43, 104.37 70.19 09/11/2025 04:13:50 74.42, 104.46 70.17 2.76 3
24 09/11/2025 05:04:31 -74.41, -88.26 109.82 09/11/2025 05:04:32 -74.43, -88.19 109.81 3.01 1
25 09/11/2025 05:55:16 74.38, 79.11 70.17 09/11/2025 05:55:12 74.40, 79.08 70.19 2.25 4
26 09/11/2025 06:46:01 -74.41,-113.66 109.79 09/11/2025 06:45:54 -74.41,-113.57 109.80 2.49 7
27 09/11/2025 07:36:46 74.39, 53.71 70.20 09/11/2025 07:36:34 74.39, 53.70 70.20 0.48 12
28 09/11/2025 08:27:30 -74.37,-138.92 109.81 09/11/2025 08:27:16 -74.40,-138.95 109.78 2.94 14
29 09/11/2025 09:18:16 74.40, 28.32 70.24 09/11/2025 09:17:56 74.37, 28.32 70.22 2.76 20
30 09/11/2025 10:09:00 -74.38,-164.31 109.78 09/11/2025 10:08:38 -74.38,-164.33 109.77 0.61 22
31 09/11/2025 10:59:45 74.36, 3.06 70.22 09/11/2025 10:59:18 74.36, 2.95 70.23 3.33 27
32 09/11/2025 11:50:30 -74.39, 170.29 109.74 09/11/2025 11:50:00 -74.37, 170.29 109.75 2.00 30
33 09/11/2025 12:41:15 74.36, -22.34 70.25 09/11/2025 12:40:39 74.39, -22.31 70.29 3.37 36
34 09/11/2025 13:31:59 -74.34, 145.03 109.76 09/11/2025 13:31:22 -74.35, 144.91 109.74 3.54 37
35 09/11/2025 14:22:45 74.37, -47.73 70.29 09/11/2025 14:22:01 74.38, -47.69 70.30 1.51 44
36 09/11/2025 15:13:29 -74.35, 119.64 109.73 09/11/2025 15:12:44 -74.34, 119.54 109.72 3.28 45
37 09/11/2025 16:04:15 74.38, -73.12 70.32 09/11/2025 16:03:23 74.36, -73.07 70.31 2.34 52
38 09/11/2025 16:54:59 -74.36, 94.24 109.69 09/11/2025 16:54:05 -74.37, 94.28 109.67 2.02 54
39 09/11/2025 17:45:44 74.34, -98.39 70.30 09/11/2025 17:44:45 74.35, -98.44 70.33 2.17 59
40 09/11/2025 18:36:29 -74.37, 68.85 109.66 09/11/2025 18:35:27 -74.36, 68.90 109.66 1.79 62
41 09/11/2025 19:27:14 74.34,-123.78 70.33 09/11/2025 19:26:07 74.33,-123.82 70.34 1.66 67
42 09/11/2025 20:17:58 -74.32, 43.58 109.68 09/11/2025 20:16:49 -74.34, 43.53 109.64 2.82 69
43 09/11/2025 21:08:43 74.30,-149.05 70.31 09/11/2025 21:07:29 74.32,-149.20 70.36 5.01 74
44 09/11/2025 21:59:26 -74.23, 18.44 109.75 09/11/2025 21:58:12 -74.28, 18.02 109.67 13.62 74
45 09/11/2025 22:50:07 74.02,-173.70 70.02 09/11/2025 22:48:57 74.01,-175.31 70.12 49.47 70
46 09/11/2025 23:40:50 -73.95, -6.22 110.05 09/11/2025 23:39:40 -73.97, -8.08 109.90 57.27 70
47 09/12/2025 00:31:30 73.68, 161.75 69.67 09/12/2025 00:30:25 73.69, 158.61 69.89 98.13 65

Figure of NOAA-20 and METOP-B satellite orbits during SNOs since TLE Epoch: 9/7/2025
SNOs_Map_NOAA-20_METOP-B_20250907.jpg

Download SNOs between NOAA-20 and METOP-B since TLE EPOCH: 09/07/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and METOP-B