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: 4/2/2026
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 04/11/2026 02:10:18 -75.20, -46.25 112.69 04/11/2026 02:11:25 -75.17, -43.38 112.91 81.93 67
2 04/11/2026 03:01:00 75.02, 121.59 67.09 04/11/2026 03:02:09 75.01, 123.51 66.95 55.23 69
3 04/11/2026 03:51:42 -74.92, -70.81 113.04 04/11/2026 03:52:53 -74.87, -69.55 113.19 36.90 71
4 04/11/2026 04:42:24 74.74, 97.02 66.74 04/11/2026 04:43:38 74.67, 97.22 66.64 9.72 74
5 04/11/2026 05:33:07 -74.69, -95.53 113.34 04/11/2026 05:34:19 -74.67, -95.44 113.38 3.06 72
6 04/11/2026 06:23:52 74.64, 71.90 66.61 04/11/2026 06:25:00 74.66, 71.86 66.60 2.05 68
7 04/11/2026 07:14:36 -74.64,-120.78 113.41 04/11/2026 07:15:41 -74.67,-120.80 113.41 2.57 65
8 04/11/2026 08:05:22 74.65, 46.51 66.58 04/11/2026 08:06:22 74.65, 46.50 66.57 0.59 60
9 04/11/2026 08:56:06 -74.65,-146.17 113.44 04/11/2026 08:57:03 -74.66,-146.16 113.44 1.30 57
10 04/11/2026 09:46:52 74.65, 21.12 66.56 04/11/2026 09:47:44 74.65, 21.13 66.54 0.96 52
11 04/11/2026 10:37:36 -74.65,-171.55 113.46 04/11/2026 10:38:25 -74.65,-171.52 113.47 1.02 49
12 04/11/2026 11:28:22 74.66, -4.26 66.54 04/11/2026 11:29:06 74.64, -4.23 66.51 2.44 44
13 04/11/2026 12:19:06 -74.66, 163.06 113.48 04/11/2026 12:19:47 -74.64, 163.12 113.50 2.17 41
14 04/11/2026 13:09:51 74.61, -29.52 66.47 04/11/2026 13:10:28 74.63, -29.59 66.48 2.79 37
15 04/11/2026 14:00:35 -74.61, 137.80 113.55 04/11/2026 14:01:09 -74.64, 137.76 113.54 3.13 34
16 04/11/2026 14:51:21 74.62, -54.90 66.44 04/11/2026 14:51:50 74.62, -54.95 66.45 1.43 29
17 04/11/2026 15:42:05 -74.62, 112.42 113.58 04/11/2026 15:42:31 -74.63, 112.40 113.57 1.68 26
18 04/11/2026 16:32:51 74.62, -80.29 66.42 04/11/2026 16:33:12 74.62, -80.31 66.41 0.90 21
19 04/11/2026 17:23:35 -74.62, 87.03 113.60 04/11/2026 17:23:53 -74.62, 87.04 113.60 0.36 18
20 04/11/2026 18:14:21 74.63,-105.68 66.40 04/11/2026 18:14:34 74.61,-105.67 66.38 2.01 13
21 04/11/2026 19:05:05 -74.62, 61.65 113.62 04/11/2026 19:05:15 -74.62, 61.68 113.63 1.33 10
22 04/11/2026 19:55:51 74.63,-131.06 66.38 04/11/2026 19:55:56 74.60,-131.03 66.35 3.44 5
23 04/11/2026 20:46:35 -74.63, 36.26 113.64 04/11/2026 20:46:37 -74.61, 36.32 113.66 2.79 2
24 04/11/2026 21:37:20 74.59,-156.32 66.31 04/11/2026 21:37:18 74.59,-156.39 66.32 2.29 2
25 04/11/2026 22:28:04 -74.58, 11.01 113.72 04/11/2026 22:27:59 -74.60, 10.96 113.69 2.34 5
26 04/11/2026 23:18:50 74.59, 178.30 66.28 04/11/2026 23:18:40 74.59, 178.25 66.29 1.49 10
27 04/12/2026 00:09:34 -74.59, -14.38 113.74 04/12/2026 00:09:21 -74.59, -14.40 113.73 0.89 13
28 04/12/2026 01:00:20 74.60, 152.91 66.26 04/12/2026 01:00:02 74.58, 152.89 66.25 1.94 18
29 04/12/2026 01:51:04 -74.59, -39.76 113.76 04/12/2026 01:50:43 -74.59, -39.76 113.76 0.68 21
30 04/12/2026 02:41:50 74.60, 127.53 66.24 04/12/2026 02:41:24 74.57, 127.53 66.22 3.14 26
31 04/12/2026 03:32:33 -74.60, -65.15 113.78 04/12/2026 03:32:04 -74.58, -65.12 113.79 2.13 29
32 04/12/2026 04:23:18 74.56, 102.27 66.17 04/12/2026 04:22:45 74.57, 102.17 66.19 3.13 33
33 04/12/2026 05:14:02 -74.55, -90.41 113.85 04/12/2026 05:13:26 -74.57, -90.48 113.82 3.09 36
34 04/12/2026 06:04:48 74.56, 76.88 66.15 04/12/2026 06:04:07 74.56, 76.81 66.16 2.26 41
35 04/12/2026 06:55:32 -74.56,-115.79 113.88 04/12/2026 06:54:48 -74.57,-115.84 113.85 1.71 44
36 04/12/2026 07:46:18 74.57, 51.50 66.12 04/12/2026 07:45:29 74.55, 51.45 66.13 2.23 49
37 04/12/2026 08:37:02 -74.56,-141.18 113.90 04/12/2026 08:36:10 -74.56,-141.20 113.89 0.83 52
38 04/12/2026 09:27:48 74.57, 26.11 66.10 04/12/2026 09:26:51 74.54, 26.09 66.09 3.08 57
39 04/12/2026 10:18:32 -74.57,-166.56 113.92 04/12/2026 10:17:32 -74.55,-166.56 113.92 1.70 60
40 04/12/2026 11:09:17 74.53, 0.85 66.03 04/12/2026 11:08:13 74.54, 0.73 66.06 3.96 64
41 04/12/2026 12:00:02 -74.57, 168.05 113.94 04/12/2026 11:58:54 -74.54, 168.08 113.95 3.09 68
42 04/12/2026 12:50:47 74.53, -24.53 66.01 04/12/2026 12:49:35 74.53, -24.63 66.03 3.06 72
43 04/12/2026 13:41:31 -74.53, 142.79 114.01 04/12/2026 13:40:16 -74.54, 142.72 113.98 2.53 75
44 04/12/2026 14:32:13 74.34, -49.40 65.77 04/12/2026 14:31:01 74.33, -50.50 65.84 33.02 72
45 04/12/2026 15:22:55 -74.24, 118.17 114.36 04/12/2026 15:21:44 -74.24, 116.60 114.25 47.35 71
46 04/12/2026 16:13:36 74.00, -73.92 65.36 04/12/2026 16:12:29 74.02, -76.60 65.57 82.14 67

Figure of NOAA-20 and METOP-B satellite orbits during SNOs since TLE Epoch: 4/2/2026
SNOs_Map_NOAA-20_METOP-B_20260403.jpg

Download SNOs between NOAA-20 and METOP-B since TLE EPOCH: 04/02/2026 in txt file.

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