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: 8/29/2025
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 73.38, 165.52 68.58 09/10/2025 00:21:00 73.28, 168.07 68.37 82.17 67
2 09/10/2025 01:10:35 -73.26, -26.91 111.54 09/10/2025 01:11:43 -73.22, -24.73 111.68 70.21 68
3 09/10/2025 02:01:16 73.03, 140.91 68.23 09/10/2025 02:02:27 73.01, 142.14 68.14 40.16 71
4 09/10/2025 02:51:59 -72.97, -51.64 111.83 09/10/2025 02:53:11 -72.90, -50.76 111.95 29.91 72
5 09/10/2025 03:42:41 72.79, 116.05 67.99 09/10/2025 03:43:54 72.73, 116.22 67.92 8.29 73
6 09/10/2025 04:33:24 -72.72, -76.50 112.07 09/10/2025 04:34:36 -72.73, -76.46 112.08 1.46 72
7 09/10/2025 05:24:09 72.69, 90.88 67.91 09/10/2025 05:25:16 72.71, 90.84 67.92 2.41 67
8 09/10/2025 06:14:54 -72.73,-101.89 112.03 09/10/2025 06:15:58 -72.71,-101.84 112.07 3.22 64
9 09/10/2025 07:05:39 72.70, 65.49 67.95 09/10/2025 07:06:38 72.69, 65.46 67.93 1.28 59
10 09/10/2025 07:56:23 -72.69,-127.17 112.06 09/10/2025 07:57:20 -72.69,-127.22 112.06 1.59 57
11 09/10/2025 08:47:09 72.71, 40.10 67.98 09/10/2025 08:47:59 72.72, 40.18 67.99 3.25 50
12 09/10/2025 09:37:53 -72.69,-152.56 112.02 09/10/2025 09:38:41 -72.72,-152.50 112.01 3.19 48
13 09/10/2025 10:28:39 72.71, 14.71 68.02 09/10/2025 10:29:21 72.70, 14.80 67.99 3.28 42
14 09/10/2025 11:19:23 -72.70,-177.95 111.99 09/10/2025 11:20:03 -72.70,-177.88 112.00 2.40 40
15 09/10/2025 12:10:08 72.67, -10.57 67.99 09/10/2025 12:10:43 72.68, -10.58 68.00 1.27 35
16 09/10/2025 13:00:52 -72.66, 156.76 112.01 09/10/2025 13:01:25 -72.68, 156.74 111.99 2.15 33
17 09/10/2025 13:51:38 72.68, -35.96 68.03 09/10/2025 13:52:05 72.66, -35.96 68.01 1.81 27
18 09/10/2025 14:42:22 -72.66, 131.38 111.97 09/10/2025 14:42:47 -72.65, 131.35 111.99 1.29 25
19 09/10/2025 15:33:07 72.63, -61.25 68.01 09/10/2025 15:33:27 72.64, -61.34 68.02 3.37 20
20 09/10/2025 16:23:52 -72.67, 105.99 111.94 09/10/2025 16:24:08 -72.69, 106.08 111.93 3.33 16
21 09/10/2025 17:14:37 72.64, -86.63 68.04 09/10/2025 17:14:48 72.67, -86.62 68.07 3.42 11
22 09/10/2025 18:05:22 -72.68, 80.60 111.91 09/10/2025 18:05:30 -72.66, 80.69 111.93 3.56 8
23 09/10/2025 18:56:07 72.65,-112.02 68.08 09/10/2025 18:56:10 72.65,-112.00 68.08 0.71 3
24 09/10/2025 19:46:51 -72.63, 55.31 111.93 09/10/2025 19:46:52 -72.64, 55.31 111.92 1.02 1
25 09/10/2025 20:37:37 72.65,-137.41 68.11 09/10/2025 20:37:32 72.63,-137.39 68.09 2.85 5
26 09/10/2025 21:28:21 -72.64, 29.92 111.89 09/10/2025 21:28:14 -72.62, 29.93 111.91 2.04 7
27 09/10/2025 22:19:06 72.61,-162.70 68.09 09/10/2025 22:18:54 72.61,-162.77 68.09 2.39 12
28 09/10/2025 23:09:50 -72.60, 4.64 111.91 09/10/2025 23:09:36 -72.60, 4.55 111.90 3.04 14
29 09/11/2025 00:00:36 72.62, 171.92 68.12 09/11/2025 00:00:15 72.64, 171.95 68.15 2.79 21
30 09/11/2025 00:51:20 -72.61, -20.75 111.88 09/11/2025 00:50:57 -72.63, -20.73 111.85 3.20 23
31 09/11/2025 01:42:06 72.62, 146.53 68.16 09/11/2025 01:41:37 72.62, 146.57 68.15 1.63 29
32 09/11/2025 02:32:50 -72.61, -46.14 111.85 09/11/2025 02:32:19 -72.61, -46.11 111.84 0.90 31
33 09/11/2025 03:23:35 72.58, 121.24 68.14 09/11/2025 03:22:59 72.60, 121.19 68.16 2.62 36
34 09/11/2025 04:14:20 -72.62, -71.53 111.81 09/11/2025 04:13:41 -72.59, -71.49 111.83 3.20 39
35 09/11/2025 05:05:05 72.59, 95.85 68.17 09/11/2025 05:04:21 72.58, 95.81 68.17 1.83 44
36 09/11/2025 05:55:49 -72.58, -96.81 111.83 09/11/2025 05:55:03 -72.57, -96.87 111.83 2.11 46
37 09/11/2025 06:46:35 72.59, 70.46 68.20 09/11/2025 06:45:42 72.61, 70.53 68.22 2.67 53
38 09/11/2025 07:37:19 -72.58,-122.20 111.80 09/11/2025 07:36:24 -72.60,-122.15 111.77 2.69 55
39 09/11/2025 08:28:05 72.60, 45.08 68.24 09/11/2025 08:27:04 72.59, 45.15 68.23 2.87 61
40 09/11/2025 09:18:49 -72.59,-147.59 111.76 09/11/2025 09:17:46 -72.58,-147.53 111.76 2.04 63
41 09/11/2025 10:09:33 72.56, 19.79 68.22 09/11/2025 10:08:25 72.56, 19.77 68.24 1.30 68
42 09/11/2025 11:00:17 -72.55,-172.87 111.78 09/11/2025 10:59:07 -72.56,-172.91 111.76 2.16 70
43 09/11/2025 11:51:02 72.51, -5.49 68.20 09/11/2025 11:49:48 72.49, -5.72 68.20 7.72 74
44 09/11/2025 12:41:45 -72.45, 161.94 111.86 09/11/2025 12:40:31 -72.44, 161.50 111.84 14.90 74
45 09/11/2025 13:32:26 72.21, -30.28 67.90 09/11/2025 13:31:15 72.22, -31.60 67.97 45.05 71
46 09/11/2025 14:23:09 -72.15, 137.15 112.15 09/11/2025 14:21:58 -72.16, 135.62 112.07 52.31 71
47 09/11/2025 15:13:50 71.91, -55.08 67.61 09/11/2025 15:12:43 71.89, -57.57 67.70 86.15 67
48 09/11/2025 16:04:33 -71.85, 112.35 112.44 09/11/2025 16:03:26 -71.83, 109.66 112.34 93.23 67

Figure of NOAA-21 and METOP-C satellite orbits during SNOs since TLE Epoch: 8/29/2025
SNOs_Map_NOAA-21_METOP-C_20250830.jpg

Download SNOs between NOAA-21 and METOP-C since TLE EPOCH: 08/29/2025 in txt file.

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