Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-19 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/4/2025
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 08/08/2025 03:35:46 -70.13, -59.84 125.87 08/08/2025 03:36:53 -70.16, -57.50 125.95 88.41 67
2 08/08/2025 04:26:38 70.66, 108.27 54.63 08/08/2025 04:27:50 70.70, 108.94 54.63 25.20 72
3 08/08/2025 05:17:28 -70.87, -84.09 125.17 08/08/2025 05:18:37 -70.90, -84.06 125.15 2.87 69
4 08/08/2025 06:08:29 70.94, 83.26 54.91 08/08/2025 06:09:24 70.92, 83.21 54.88 2.79 55
5 08/08/2025 06:59:23 -70.94,-109.45 125.08 08/08/2025 07:00:08 -70.96,-109.53 125.07 3.21 45
6 08/08/2025 07:50:25 70.96, 57.81 54.94 08/08/2025 07:50:55 70.98, 57.74 54.96 3.40 30
7 08/08/2025 08:41:19 -70.96,-134.90 125.04 08/08/2025 08:41:38 -70.96,-134.92 125.05 0.43 19
8 08/08/2025 09:32:21 70.97, 32.36 54.98 08/08/2025 09:32:25 70.98, 32.36 54.99 0.96 4
9 08/08/2025 10:23:15 -70.98,-160.36 125.01 08/08/2025 10:23:08 -70.97,-160.30 125.02 2.44 7
10 08/08/2025 11:14:17 70.99, 6.91 55.02 08/08/2025 11:13:55 70.99, 6.97 55.01 2.45 22
11 08/08/2025 12:05:10 -71.05, 174.28 124.92 08/08/2025 12:04:39 -71.03, 174.23 124.94 3.27 31
12 08/08/2025 12:56:12 71.06, -18.46 55.10 08/08/2025 12:55:26 71.05, -18.50 55.10 2.30 46
13 08/08/2025 13:47:06 -71.07, 148.83 124.89 08/08/2025 13:46:10 -71.08, 148.76 124.86 3.24 56
14 08/08/2025 14:38:08 71.08, -43.91 55.14 08/08/2025 14:36:56 71.05, -43.88 55.12 3.09 72
15 08/08/2025 15:28:57 -71.34, 123.84 124.61 08/08/2025 15:27:44 -71.30, 123.01 124.61 29.81 73
16 08/08/2025 16:19:49 71.86, -67.94 55.90 08/08/2025 16:18:42 71.89, -70.75 56.04 97.35 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/4/2025
SNOs_Map_NOAA-19_NPP_20250804.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/04/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP