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: 8/30/2025
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 00:19:53 73.37, 165.54 68.57 09/10/2025 00:21:00 73.29, 168.09 68.38 81.92 67
2 09/10/2025 01:10:35 -73.26, -26.89 111.54 09/10/2025 01:11:43 -73.23, -24.71 111.67 70.11 68
3 09/10/2025 02:01:17 73.07, 140.82 68.28 09/10/2025 02:02:27 73.01, 142.16 68.15 44.02 70
4 09/10/2025 02:51:59 -72.96, -51.63 111.84 09/10/2025 02:53:11 -72.91, -50.74 111.94 29.52 72
5 09/10/2025 03:42:41 72.78, 116.07 67.98 09/10/2025 03:43:54 72.74, 116.24 67.92 7.06 73
6 09/10/2025 04:33:24 -72.72, -76.49 112.08 09/10/2025 04:34:36 -72.73, -76.44 112.07 2.33 72
7 09/10/2025 05:24:10 72.73, 90.79 67.96 09/10/2025 05:25:16 72.72, 90.86 67.93 2.92 66
8 09/10/2025 06:14:54 -72.72,-101.88 112.04 09/10/2025 06:15:58 -72.71,-101.83 112.07 2.06 64
9 09/10/2025 07:05:39 72.69, 65.50 67.94 09/10/2025 07:06:38 72.70, 65.48 67.94 1.23 59
10 09/10/2025 07:56:23 -72.68,-127.16 112.06 09/10/2025 07:57:20 -72.69,-127.21 112.06 2.06 57
11 09/10/2025 08:47:09 72.70, 40.12 67.97 09/10/2025 08:48:00 72.68, 40.09 67.95 2.38 51
12 09/10/2025 09:37:53 -72.69,-152.55 112.03 09/10/2025 09:38:42 -72.67,-152.59 112.05 2.22 49
13 09/10/2025 10:28:39 72.70, 14.73 68.01 09/10/2025 10:29:21 72.71, 14.82 68.00 2.99 42
14 09/10/2025 11:19:23 -72.70,-177.94 111.99 09/10/2025 11:20:03 -72.70,-177.87 112.00 2.44 40
15 09/10/2025 12:10:08 72.66, -10.56 67.99 09/10/2025 12:10:43 72.69, -10.57 68.01 2.88 35
16 09/10/2025 13:00:52 -72.70, 156.67 111.96 09/10/2025 13:01:24 -72.68, 156.75 111.99 3.40 32
17 09/10/2025 13:51:37 72.67, -35.95 68.02 09/10/2025 13:52:04 72.67, -35.95 68.01 0.22 27
18 09/10/2025 14:42:21 -72.66, 131.39 111.98 09/10/2025 14:42:46 -72.66, 131.37 111.98 0.74 25
19 09/10/2025 15:33:07 72.68, -61.33 68.06 09/10/2025 15:33:26 72.65, -61.33 68.02 3.31 19
20 09/10/2025 16:23:51 -72.67, 106.00 111.95 09/10/2025 16:24:08 -72.64, 105.99 111.97 2.85 17
21 09/10/2025 17:14:36 72.63, -86.62 68.03 09/10/2025 17:14:48 72.62, -86.71 68.03 3.16 12
22 09/10/2025 18:05:21 -72.67, 80.61 111.91 09/10/2025 18:05:29 -72.67, 80.71 111.92 3.21 8
23 09/10/2025 18:56:06 72.64,-112.01 68.07 09/10/2025 18:56:09 72.65,-111.99 68.08 1.92 3
24 09/10/2025 19:46:50 -72.63, 55.33 111.93 09/10/2025 19:46:51 -72.65, 55.33 111.91 2.29 1
25 09/10/2025 20:37:36 72.65,-137.40 68.10 09/10/2025 20:37:31 72.63,-137.37 68.09 1.52 5
26 09/10/2025 21:28:20 -72.64, 29.94 111.90 09/10/2025 21:28:13 -72.63, 29.94 111.90 0.83 7
27 09/10/2025 22:19:05 72.60,-162.68 68.08 09/10/2025 22:18:53 72.61,-162.75 68.10 2.72 12
28 09/10/2025 23:09:49 -72.59, 4.65 111.92 09/10/2025 23:09:35 -72.61, 4.56 111.90 3.47 14
29 09/11/2025 00:00:35 72.61, 171.93 68.12 09/11/2025 00:00:15 72.59, 171.86 68.11 2.83 20
30 09/11/2025 00:51:19 -72.60, -20.74 111.88 09/11/2025 00:50:57 -72.59, -20.82 111.89 3.07 22
31 09/11/2025 01:42:05 72.62, 146.54 68.15 09/11/2025 01:41:36 72.62, 146.59 68.16 1.68 29
32 09/11/2025 02:32:49 -72.61, -46.13 111.85 09/11/2025 02:32:18 -72.62, -46.10 111.84 1.51 31
33 09/11/2025 03:23:35 72.62, 121.15 68.19 09/11/2025 03:22:58 72.60, 121.20 68.17 2.91 37
34 09/11/2025 04:14:19 -72.61, -71.51 111.82 09/11/2025 04:13:40 -72.60, -71.48 111.83 2.20 39
35 09/11/2025 05:05:04 72.58, 95.87 68.16 09/11/2025 05:04:20 72.58, 95.82 68.18 1.51 44
36 09/11/2025 05:55:48 -72.57, -96.80 111.84 09/11/2025 05:55:02 -72.58, -96.86 111.82 2.17 46
37 09/11/2025 06:46:34 72.59, 70.48 68.20 09/11/2025 06:45:42 72.56, 70.44 68.18 3.16 52
38 09/11/2025 07:37:18 -72.58,-122.19 111.80 09/11/2025 07:36:24 -72.56,-122.24 111.81 3.06 54
39 09/11/2025 08:28:04 72.59, 45.09 68.23 09/11/2025 08:27:03 72.59, 45.16 68.24 2.43 61
40 09/11/2025 09:18:48 -72.59,-147.58 111.77 09/11/2025 09:17:45 -72.59,-147.52 111.76 1.83 63
41 09/11/2025 10:09:33 72.55, 19.80 68.21 09/11/2025 10:08:25 72.57, 19.78 68.24 2.36 68
42 09/11/2025 11:00:17 -72.54,-172.86 111.79 09/11/2025 10:59:07 -72.57,-172.90 111.75 2.97 70
43 09/11/2025 11:51:02 72.51, -5.48 68.19 09/11/2025 11:49:48 72.50, -5.71 68.21 7.51 74
44 09/11/2025 12:41:45 -72.45, 161.95 111.86 09/11/2025 12:40:31 -72.44, 161.51 111.84 14.84 74
45 09/11/2025 13:32:26 72.21, -30.27 67.90 09/11/2025 13:31:15 72.22, -31.59 67.98 45.08 71
46 09/11/2025 14:23:09 -72.15, 137.16 112.15 09/11/2025 14:21:58 -72.17, 135.63 112.06 52.33 71
47 09/11/2025 15:13:50 71.91, -55.07 67.61 09/11/2025 15:12:43 71.89, -57.56 67.71 86.13 67
48 09/11/2025 16:04:33 -71.85, 112.36 112.45 09/11/2025 16:03:26 -71.84, 109.67 112.33 93.21 67

Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 8/30/2025
SNOs_Map_NOAA-21_METOP-C_20250831.jpg

Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 08/30/2025 in txt file.

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