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: 11/29/2025
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 12/06/2025 23:07:58 -73.69, 3.73 83.68 12/06/2025 23:09:04 -73.63, 6.76 83.83 95.11 66
2 12/06/2025 23:58:39 73.42, 171.66 96.03 12/06/2025 23:59:48 73.39, 173.54 95.95 59.72 69
3 12/07/2025 00:49:22 -73.39, -20.95 84.00 12/07/2025 00:50:32 -73.31, -19.32 84.13 52.95 70
4 12/07/2025 01:40:03 73.11, 146.97 95.72 12/07/2025 01:41:16 73.06, 147.48 95.65 17.70 73
5 12/07/2025 02:30:46 -73.09, -45.65 84.31 12/07/2025 02:31:59 -73.03, -45.26 84.38 14.27 73
6 12/07/2025 03:21:30 72.96, 121.93 95.56 12/07/2025 03:22:40 72.94, 121.88 95.53 3.18 70
7 12/07/2025 04:12:13 -72.93, -70.70 84.46 12/07/2025 04:13:22 -72.96, -70.75 84.45 3.24 69
8 12/07/2025 05:03:00 72.96, 96.56 95.57 12/07/2025 05:04:01 72.96, 96.59 95.57 1.25 61
9 12/07/2025 05:53:43 -72.93, -96.06 84.46 12/07/2025 05:54:44 -72.93, -96.14 84.46 2.66 61
10 12/07/2025 06:44:30 72.95, 71.19 95.57 12/07/2025 06:45:23 72.94, 71.20 95.55 1.83 53
11 12/07/2025 07:35:13 -72.93,-121.43 84.46 12/07/2025 07:36:05 -72.96,-121.43 84.43 3.56 52
12 12/07/2025 08:26:00 72.95, 45.82 95.58 12/07/2025 08:26:44 72.97, 45.92 95.59 3.48 44
13 12/07/2025 09:16:43 -72.92,-146.80 84.45 12/07/2025 09:17:27 -72.94,-146.82 84.44 1.37 44
14 12/07/2025 10:07:30 72.95, 20.46 95.58 12/07/2025 10:08:06 72.94, 20.53 95.57 2.56 36
15 12/07/2025 10:58:13 -72.92,-172.17 84.45 12/07/2025 10:58:49 -72.91,-172.21 84.46 1.73 36
16 12/07/2025 11:48:59 72.90, -4.81 95.54 12/07/2025 11:49:28 72.92, -4.86 95.56 3.02 29
17 12/07/2025 12:39:43 -72.92, 162.46 84.44 12/07/2025 12:40:10 -72.94, 162.51 84.43 2.60 27
18 12/07/2025 13:30:29 72.89, -30.17 95.54 12/07/2025 13:30:50 72.89, -30.25 95.54 2.57 21
19 12/07/2025 14:21:13 -72.92, 137.10 84.44 12/07/2025 14:21:32 -72.91, 137.12 84.44 0.71 19
20 12/07/2025 15:11:59 72.89, -55.54 95.54 12/07/2025 15:12:11 72.92, -55.54 95.57 3.32 12
21 12/07/2025 16:02:43 -72.91, 111.73 84.43 12/07/2025 16:02:54 -72.89, 111.73 84.46 2.50 11
22 12/07/2025 16:53:29 72.89, -80.91 95.55 12/07/2025 16:53:33 72.89, -80.93 95.56 1.09 4
23 12/07/2025 17:44:13 -72.91, 86.36 84.43 12/07/2025 17:44:15 -72.92, 86.44 84.42 2.84 2
24 12/07/2025 18:34:59 72.88,-106.28 95.55 12/07/2025 18:34:55 72.87,-106.32 95.54 1.89 4
25 12/07/2025 19:25:43 -72.91, 60.99 84.42 12/07/2025 19:25:37 -72.89, 61.05 84.44 2.54 6
26 12/07/2025 20:16:29 72.88,-131.65 95.56 12/07/2025 20:16:16 72.90,-131.60 95.58 2.39 13
27 12/07/2025 21:07:12 -72.85, 35.73 84.47 12/07/2025 21:06:59 -72.87, 35.66 84.45 2.78 13
28 12/07/2025 21:57:59 72.88,-157.02 95.56 12/07/2025 21:57:38 72.87,-156.99 95.56 0.94 21
29 12/07/2025 22:48:42 -72.85, 10.36 84.47 12/07/2025 22:48:21 -72.84, 10.27 84.47 3.00 21
30 12/07/2025 23:39:29 72.87, 177.62 95.57 12/07/2025 23:39:00 72.85, 177.62 95.54 2.88 29
31 12/08/2025 00:30:12 -72.85, -15.01 84.46 12/08/2025 00:29:42 -72.87, -15.01 84.44 2.63 30
32 12/08/2025 01:20:59 72.87, 152.25 95.57 12/08/2025 01:20:21 72.87, 152.33 95.58 2.86 38
33 12/08/2025 02:11:42 -72.84, -40.38 84.46 12/08/2025 02:11:04 -72.85, -40.40 84.45 0.92 38
34 12/08/2025 03:02:29 72.87, 126.88 95.58 12/08/2025 03:01:43 72.85, 126.94 95.56 2.89 46
35 12/08/2025 03:53:12 -72.84, -65.74 84.45 12/08/2025 03:52:26 -72.82, -65.79 84.47 2.61 46
36 12/08/2025 04:43:58 72.81, 101.62 95.53 12/08/2025 04:43:05 72.83, 101.55 95.55 2.47 53
37 12/08/2025 05:34:42 -72.84, -91.11 84.45 12/08/2025 05:33:47 -72.85, -91.08 84.43 1.67 55
38 12/08/2025 06:25:28 72.81, 76.25 95.53 12/08/2025 06:24:27 72.80, 76.16 95.53 3.04 61
39 12/08/2025 07:16:12 -72.83,-116.48 84.45 12/08/2025 07:15:09 -72.82,-116.47 84.45 1.23 63
40 12/08/2025 08:06:57 72.81, 50.88 95.54 12/08/2025 08:05:47 72.83, 50.88 95.56 2.17 70
41 12/08/2025 08:57:41 -72.83,-141.85 84.44 12/08/2025 08:56:30 -72.80,-141.86 84.46 3.51 71
42 12/08/2025 09:48:25 72.70, 25.72 95.43 12/08/2025 09:47:11 72.70, 25.28 95.45 14.74 74
43 12/08/2025 10:39:08 -72.68,-166.90 84.60 12/08/2025 10:37:54 -72.67,-167.46 84.58 18.36 74
44 12/08/2025 11:29:49 72.40, 0.98 95.12 12/08/2025 11:28:39 72.37, -0.73 95.15 57.43 70
45 12/08/2025 12:20:32 -72.37, 168.35 84.91 12/08/2025 12:19:22 -72.35, 166.54 84.88 60.87 70

Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 11/29/2025
SNOs_Map_NPP_METOP-C_20251129.jpg

Download SNOs between NPP and METOP-C since TLE EPOCH: 11/29/2025 in txt file.

Historial Predications of SNOs between NPP and METOP-C