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: 7/26/2025
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 03:35:47 -70.10, -59.89 125.90 08/08/2025 03:36:54 -70.18, -57.54 125.93 89.62 67
2 08/08/2025 04:26:38 70.67, 108.28 54.64 08/08/2025 04:27:51 70.74, 108.89 54.67 23.42 73
3 08/08/2025 05:17:28 -70.89, -84.06 125.15 08/08/2025 05:18:37 -70.87, -84.01 125.19 2.90 69
4 08/08/2025 06:08:30 70.89, 83.19 54.87 08/08/2025 06:09:24 70.90, 83.24 54.86 2.19 54
5 08/08/2025 06:59:24 -70.91,-109.51 125.12 08/08/2025 07:00:08 -70.93,-109.48 125.11 2.34 44
6 08/08/2025 07:50:25 70.96, 57.82 54.95 08/08/2025 07:50:55 70.96, 57.77 54.94 1.99 30
7 08/08/2025 08:41:18 -70.98,-134.88 125.03 08/08/2025 08:41:38 -70.98,-134.96 125.02 2.99 20
8 08/08/2025 09:32:20 70.98, 32.37 54.99 08/08/2025 09:32:24 70.96, 32.39 54.97 2.17 4
9 08/08/2025 10:23:14 -70.99,-160.33 124.99 08/08/2025 10:23:08 -70.99,-160.34 125.00 0.71 6
10 08/08/2025 11:14:16 71.00, 6.92 55.02 08/08/2025 11:13:55 71.02, 6.92 55.05 2.38 21
11 08/08/2025 12:05:10 -71.01, 174.22 124.96 08/08/2025 12:04:38 -71.00, 174.28 124.97 2.83 32
12 08/08/2025 12:56:12 71.02, -18.53 55.06 08/08/2025 12:55:25 71.03, -18.47 55.07 2.56 47
13 08/08/2025 13:47:06 -71.03, 148.77 124.92 08/08/2025 13:46:09 -71.05, 148.80 124.89 2.80 57
14 08/08/2025 14:38:07 71.09, -43.89 55.15 08/08/2025 14:36:56 71.08, -43.94 55.16 1.72 71
15 08/08/2025 15:28:57 -71.30, 123.77 124.64 08/08/2025 15:27:44 -71.32, 122.97 124.59 28.58 73
16 08/08/2025 16:19:48 71.87, -67.92 55.90 08/08/2025 16:18:41 71.87, -70.72 56.01 96.61 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/26/2025
SNOs_Map_NOAA-19_NPP_20250726.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/26/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP