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: 8/3/2025
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 -70.20, -57.56 125.91 88.76 67
2 08/08/2025 04:26:38 70.68, 108.30 54.65 08/08/2025 04:27:51 70.74, 108.88 54.68 22.49 73
3 08/08/2025 05:17:28 -70.89, -84.06 125.15 08/08/2025 05:18:37 -70.89, -84.04 125.17 0.88 69
4 08/08/2025 06:08:30 70.90, 83.20 54.87 08/08/2025 06:09:24 70.91, 83.23 54.87 1.25 54
5 08/08/2025 06:59:23 -70.91,-109.51 125.11 08/08/2025 07:00:06 -70.89,-109.43 125.14 3.70 43
6 08/08/2025 07:50:24 70.97, 57.84 54.96 08/08/2025 07:50:54 70.97, 57.76 54.95 2.97 30
7 08/08/2025 08:41:18 -70.98,-134.87 125.03 08/08/2025 08:41:37 -70.95,-134.90 125.06 3.39 19
8 08/08/2025 09:32:20 70.99, 32.39 55.00 08/08/2025 09:32:24 70.97, 32.37 54.98 2.14 4
9 08/08/2025 10:23:14 -71.00,-160.32 124.99 08/08/2025 10:23:08 -71.01,-160.37 124.98 1.92 6
10 08/08/2025 11:14:16 71.01, 6.93 55.03 08/08/2025 11:13:55 71.03, 6.90 55.06 2.63 21
11 08/08/2025 12:05:10 -71.02, 174.22 124.95 08/08/2025 12:04:38 -71.01, 174.25 124.95 0.92 32
12 08/08/2025 12:56:12 71.03, -18.52 55.07 08/08/2025 12:55:25 71.04, -18.48 55.09 1.61 47
13 08/08/2025 13:47:05 -71.09, 148.86 124.87 08/08/2025 13:46:09 -71.07, 148.78 124.87 3.50 56
14 08/08/2025 14:38:07 71.10, -43.88 55.16 08/08/2025 14:36:56 71.09, -43.96 55.17 2.81 71
15 08/08/2025 15:28:57 -71.31, 123.78 124.64 08/08/2025 15:27:44 -71.34, 122.94 124.57 29.92 73
16 08/08/2025 16:19:48 71.88, -67.91 55.91 08/08/2025 16:18:41 71.88, -70.73 56.03 97.73 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 8/3/2025
SNOs_Map_NOAA-19_NPP_20250803.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 08/03/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP