Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and METOP-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/5/2025
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (METOP-C) Time (METOP-C) Lat,Lon (METOP-C) SZA (METOP-C ) Distance(km) Time Diff (sec)
1 09/10/2025 00:19:52 73.34, 165.60 68.54 09/10/2025 00:20:59 73.30, 168.13 68.39 80.75 67
2 09/10/2025 01:10:34 -73.24, -26.85 111.57 09/10/2025 01:11:43 -73.19, -24.80 111.71 66.07 69
3 09/10/2025 02:01:16 73.05, 140.87 68.25 09/10/2025 02:02:27 72.98, 142.08 68.12 40.01 71
4 09/10/2025 02:51:58 -72.94, -51.58 111.86 09/10/2025 02:53:10 -72.92, -50.72 111.93 28.23 72
5 09/10/2025 03:42:40 72.75, 116.13 67.95 09/10/2025 03:43:53 72.75, 116.27 67.94 4.81 73
6 09/10/2025 04:33:23 -72.70, -76.44 112.10 09/10/2025 04:34:36 -72.69, -76.53 112.11 2.85 73
7 09/10/2025 05:24:09 72.71, 90.84 67.93 09/10/2025 05:25:16 72.68, 90.78 67.90 3.32 67
8 09/10/2025 06:14:53 -72.70,-101.83 112.06 09/10/2025 06:15:57 -72.72,-101.81 112.06 2.23 64
9 09/10/2025 07:05:39 72.71, 65.45 67.97 09/10/2025 07:06:37 72.71, 65.51 67.95 1.74 58
10 09/10/2025 07:56:23 -72.71,-127.22 112.03 09/10/2025 07:57:19 -72.70,-127.19 112.05 1.48 56
11 09/10/2025 08:47:08 72.67, 40.17 67.94 09/10/2025 08:47:59 72.69, 40.12 67.96 2.86 51
12 09/10/2025 09:37:52 -72.67,-152.51 112.05 09/10/2025 09:38:41 -72.68,-152.57 112.04 2.64 49
13 09/10/2025 10:28:38 72.68, 14.78 67.98 09/10/2025 10:29:21 72.67, 14.74 67.97 1.49 43
14 09/10/2025 11:19:22 -72.67,-177.90 112.02 09/10/2025 11:20:03 -72.66,-177.95 112.03 2.51 41
15 09/10/2025 12:10:08 72.68, -10.61 68.01 09/10/2025 12:10:42 72.70, -10.54 68.02 3.01 34
16 09/10/2025 13:00:52 -72.68, 156.72 111.98 09/10/2025 13:01:24 -72.69, 156.77 111.98 1.96 32
17 09/10/2025 13:51:38 72.69, -36.00 68.05 09/10/2025 13:52:04 72.68, -35.92 68.03 2.83 26
18 09/10/2025 14:42:22 -72.69, 131.33 111.95 09/10/2025 14:42:46 -72.67, 131.38 111.97 2.86 24
19 09/10/2025 15:33:07 72.65, -61.28 68.03 09/10/2025 15:33:26 72.66, -61.30 68.04 1.50 19
20 09/10/2025 16:23:51 -72.65, 106.04 111.97 09/10/2025 16:24:08 -72.65, 106.00 111.97 1.38 17
21 09/10/2025 17:14:37 72.66, -86.67 68.06 09/10/2025 17:14:48 72.64, -86.68 68.04 1.84 11
22 09/10/2025 18:05:21 -72.65, 80.65 111.93 09/10/2025 18:05:30 -72.63, 80.62 111.96 2.90 9
23 09/10/2025 18:56:07 72.66,-112.06 68.09 09/10/2025 18:56:09 72.67,-111.96 68.10 3.27 2
24 09/10/2025 19:46:51 -72.66, 55.26 111.90 09/10/2025 19:46:51 -72.66, 55.34 111.90 2.56 0
25 09/10/2025 20:37:36 72.62,-137.34 68.07 09/10/2025 20:37:31 72.65,-137.34 68.10 3.33 5
26 09/10/2025 21:28:20 -72.62, 29.98 111.92 09/10/2025 21:28:13 -72.64, 29.96 111.90 2.48 7
27 09/10/2025 22:19:06 72.63,-162.73 68.11 09/10/2025 22:18:53 72.63,-162.73 68.11 0.26 13
28 09/10/2025 23:09:50 -72.62, 4.59 111.89 09/10/2025 23:09:35 -72.62, 4.58 111.89 0.84 15
29 09/11/2025 00:00:36 72.63, 171.88 68.14 09/11/2025 00:00:15 72.61, 171.89 68.12 2.92 21
30 09/11/2025 00:51:20 -72.63, -20.80 111.85 09/11/2025 00:50:56 -72.65, -20.70 111.84 3.69 24
31 09/11/2025 01:42:05 72.59, 146.60 68.12 09/11/2025 01:41:37 72.59, 146.51 68.13 2.90 28
32 09/11/2025 02:32:50 -72.64, -46.19 111.82 09/11/2025 02:32:18 -72.63, -46.08 111.83 3.65 32
33 09/11/2025 03:23:35 72.60, 121.21 68.16 09/11/2025 03:22:58 72.62, 121.23 68.18 2.33 37
34 09/11/2025 04:14:19 -72.59, -71.47 111.84 09/11/2025 04:13:40 -72.60, -71.47 111.82 1.27 39
35 09/11/2025 05:05:05 72.60, 95.82 68.19 09/11/2025 05:04:20 72.59, 95.85 68.19 1.36 45
36 09/11/2025 05:55:49 -72.60, -96.86 111.80 09/11/2025 05:55:02 -72.58, -96.85 111.81 1.91 47
37 09/11/2025 06:46:34 72.56, 70.53 68.17 09/11/2025 06:45:42 72.57, 70.47 68.20 2.76 52
38 09/11/2025 07:37:18 -72.56,-122.15 111.82 09/11/2025 07:36:24 -72.56,-122.23 111.81 2.86 54
39 09/11/2025 08:28:04 72.57, 45.14 68.20 09/11/2025 08:27:04 72.55, 45.08 68.20 2.52 60
40 09/11/2025 09:18:48 -72.56,-147.54 111.79 09/11/2025 09:17:45 -72.59,-147.51 111.75 3.31 63
41 09/11/2025 10:09:34 72.57, 19.75 68.24 09/11/2025 10:08:25 72.58, 19.80 68.26 1.94 69
42 09/11/2025 11:00:18 -72.57,-172.92 111.76 09/11/2025 10:59:07 -72.57,-172.89 111.75 1.09 71
43 09/11/2025 11:51:02 72.48, -5.43 68.16 09/11/2025 11:49:48 72.51, -5.68 68.22 9.18 74
44 09/11/2025 12:41:45 -72.43, 161.99 111.88 09/11/2025 12:40:31 -72.45, 161.52 111.83 16.03 74
45 09/11/2025 13:32:26 72.18, -30.21 67.87 09/11/2025 13:31:16 72.18, -31.67 67.94 49.52 70
46 09/11/2025 14:23:09 -72.13, 137.20 112.18 09/11/2025 14:21:59 -72.12, 135.54 112.10 56.72 70
47 09/11/2025 15:13:49 71.88, -55.01 67.58 09/11/2025 15:12:42 71.90, -57.54 67.72 87.20 67
48 09/11/2025 16:04:32 -71.83, 112.40 112.47 09/11/2025 16:03:25 -71.84, 109.68 112.33 94.23 67

Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 9/5/2025
SNOs_Map_NOAA-21_METOP-C_20250906.jpg

Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 09/05/2025 in txt file.

Historial Predications of SNOs between NOAA-21 and METOP-C