Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and METOP-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/20/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (METOP-C) Time (METOP-C) Lat,Lon (METOP-C) SZA (METOP-C ) Distance(km) Time Diff (sec)
1 08/27/2025 08:36:04 73.58, 41.58 63.83 08/27/2025 08:37:10 73.51, 44.54 63.62 93.53 66
2 08/27/2025 09:26:46 -73.48,-150.88 116.27 08/27/2025 09:27:53 -73.47,-148.24 116.41 83.53 67
3 08/27/2025 10:17:28 73.28, 16.87 63.53 08/27/2025 10:18:37 73.24, 18.59 63.40 55.24 69
4 08/27/2025 11:08:10 -73.19,-175.60 116.57 08/27/2025 11:09:21 -73.15,-174.29 116.68 42.23 71
5 08/27/2025 11:58:52 72.99, -7.85 63.23 08/27/2025 12:00:05 72.92, -7.44 63.13 15.37 73
6 08/27/2025 12:49:34 -72.89, 159.67 116.87 08/27/2025 12:50:48 -72.88, 159.79 116.90 4.34 74
7 08/27/2025 13:40:19 72.84, -32.92 63.10 08/27/2025 13:41:28 72.85, -32.93 63.09 0.81 69
8 08/27/2025 14:31:03 -72.85, 134.39 116.89 08/27/2025 14:32:10 -72.86, 134.41 116.89 1.11 67
9 08/27/2025 15:21:49 72.85, -58.31 63.13 08/27/2025 15:22:50 72.83, -58.31 63.10 2.20 61
10 08/27/2025 16:12:33 -72.86, 109.00 116.86 08/27/2025 16:13:32 -72.84, 109.03 116.89 2.19 59
11 08/27/2025 17:03:18 72.81, -83.59 63.11 08/27/2025 17:04:12 72.81, -83.69 63.11 3.44 54
12 08/27/2025 17:54:02 -72.81, 83.72 116.88 08/27/2025 17:54:54 -72.82, 83.65 116.88 2.42 52
13 08/27/2025 18:44:48 72.81,-108.98 63.14 08/27/2025 18:45:33 72.84,-108.97 63.16 3.31 45
14 08/27/2025 19:35:32 -72.82, 58.33 116.85 08/27/2025 19:36:16 -72.80, 58.27 116.87 2.93 44
15 08/27/2025 20:26:17 72.82,-134.37 63.17 08/27/2025 20:26:54 72.82,-134.35 63.17 0.74 37
16 08/27/2025 21:17:01 -72.83, 32.94 116.82 08/27/2025 21:17:36 -72.83, 32.99 116.82 1.81 35
17 08/27/2025 22:07:47 72.83,-159.75 63.20 08/27/2025 22:08:16 72.80,-159.73 63.17 2.65 29
18 08/27/2025 22:58:31 -72.83, 7.55 116.78 08/27/2025 22:58:58 -72.81, 7.61 116.81 2.94 27
19 08/27/2025 23:49:16 72.78, 174.96 63.18 08/27/2025 23:49:38 72.79, 174.89 63.18 2.36 22
20 08/28/2025 00:40:00 -72.79, -17.73 116.81 08/28/2025 00:40:20 -72.79, -17.77 116.81 1.39 20
21 08/28/2025 01:30:46 72.79, 149.58 63.21 08/28/2025 01:30:59 72.82, 149.62 63.23 3.30 13
22 08/28/2025 02:21:30 -72.79, -43.12 116.78 08/28/2025 02:21:42 -72.77, -43.15 116.80 2.56 12
23 08/28/2025 03:12:16 72.80, 124.19 63.24 08/28/2025 03:12:21 72.80, 124.24 63.24 1.67 5
24 08/28/2025 04:03:00 -72.80, -68.50 116.74 08/28/2025 04:03:03 -72.80, -68.42 116.75 2.73 3
25 08/28/2025 04:53:45 72.75, 98.91 63.22 08/28/2025 04:53:43 72.78, 98.86 63.25 3.22 2
26 08/28/2025 05:44:29 -72.76, -93.79 116.77 08/28/2025 05:44:25 -72.79, -93.80 116.74 3.19 4
27 08/28/2025 06:35:15 72.76, 73.52 63.25 08/28/2025 06:35:05 72.76, 73.48 63.26 1.29 10
28 08/28/2025 07:25:59 -72.76,-119.17 116.74 08/28/2025 07:25:47 -72.77,-119.18 116.73 0.38 12
29 08/28/2025 08:16:45 72.77, 48.13 63.28 08/28/2025 08:16:27 72.74, 48.10 63.26 3.15 18
30 08/28/2025 09:07:29 -72.77,-144.56 116.70 08/28/2025 09:07:09 -72.75,-144.56 116.72 2.60 20
31 08/28/2025 09:58:15 72.77, 22.74 63.32 08/28/2025 09:57:48 72.77, 22.82 63.32 2.73 27
32 08/28/2025 10:48:58 -72.73,-169.84 116.73 08/28/2025 10:48:31 -72.73,-169.94 116.72 3.21 27
33 08/28/2025 11:39:44 72.73, -2.54 63.29 08/28/2025 11:39:10 72.75, -2.56 63.32 2.54 34
34 08/28/2025 12:30:28 -72.73, 164.77 116.70 08/28/2025 12:29:52 -72.76, 164.78 116.66 2.93 36
35 08/28/2025 13:21:14 72.74, -27.93 63.33 08/28/2025 13:20:32 72.73, -27.94 63.33 0.47 42
36 08/28/2025 14:11:58 -72.74, 139.38 116.66 08/28/2025 14:11:14 -72.74, 139.40 116.66 0.77 44
37 08/28/2025 15:02:44 72.74, -53.32 63.36 08/28/2025 15:01:54 72.71, -53.32 63.34 3.32 50
38 08/28/2025 15:53:28 -72.75, 113.99 116.63 08/28/2025 15:52:36 -72.72, 114.02 116.65 3.05 52
39 08/28/2025 16:44:13 72.70, -78.60 63.33 08/28/2025 16:43:16 72.69, -78.70 63.34 3.21 57
40 08/28/2025 17:34:57 -72.70, 88.71 116.65 08/28/2025 17:33:58 -72.70, 88.64 116.64 2.17 59
41 08/28/2025 18:25:43 72.71,-103.99 63.37 08/28/2025 18:24:37 72.73,-103.97 63.40 2.23 66
42 08/28/2025 19:16:27 -72.71, 63.32 116.62 08/28/2025 19:15:19 -72.73, 63.37 116.59 3.04 68
43 08/28/2025 20:07:13 72.71,-129.38 63.40 08/28/2025 20:05:59 72.71,-129.35 63.40 1.15 74
44 08/28/2025 20:57:56 -72.66, 38.04 116.65 08/28/2025 20:56:42 -72.66, 37.88 116.63 5.10 74
45 08/28/2025 21:48:38 72.47,-154.25 63.16 08/28/2025 21:47:26 72.43,-155.25 63.18 33.78 72
46 08/28/2025 22:39:20 -72.37, 13.27 116.94 08/28/2025 22:38:09 -72.39, 11.99 116.85 42.92 71
47 08/28/2025 23:30:01 72.11,-178.93 62.80 08/28/2025 23:28:53 72.16, 178.87 62.96 75.13 68
48 08/29/2025 00:20:44 -72.07, -11.52 117.24 08/29/2025 00:19:36 -72.11, -13.88 117.07 80.79 68

Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 8/20/2025
SNOs_Map_NPP_METOP-C_20250820.jpg

Download SNOs between NPP and METOP-C since TLE EPOCH: 08/20/2025 in txt file.

Historial Predications of SNOs between NPP and METOP-C