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: 7/27/2025
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 -70.12, -59.85 125.88 08/08/2025 03:36:53 -70.15, -57.48 125.97 89.80 67
2 08/08/2025 04:26:38 70.64, 108.24 54.61 08/08/2025 04:27:50 70.70, 108.95 54.63 26.83 72
3 08/08/2025 05:17:28 -70.86, -84.11 125.18 08/08/2025 05:18:37 -70.88, -84.04 125.17 3.38 69
4 08/08/2025 06:08:29 70.92, 83.23 54.89 08/08/2025 06:09:24 70.91, 83.22 54.87 0.81 55
5 08/08/2025 06:59:23 -70.93,-109.47 125.09 08/08/2025 07:00:08 -70.94,-109.51 125.09 1.78 45
6 08/08/2025 07:50:25 70.94, 57.78 54.93 08/08/2025 07:50:54 70.92, 57.84 54.90 2.95 29
7 08/08/2025 08:41:19 -70.95,-134.92 125.06 08/08/2025 08:41:38 -70.95,-134.89 125.06 1.09 19
8 08/08/2025 09:32:21 70.95, 32.33 54.96 08/08/2025 09:32:25 70.98, 32.36 54.98 2.78 4
9 08/08/2025 10:23:14 -71.02,-160.28 124.97 08/08/2025 10:23:09 -71.00,-160.37 124.98 3.34 5
10 08/08/2025 11:14:16 71.02, 6.96 55.05 08/08/2025 11:13:56 71.03, 6.89 55.06 2.84 20
11 08/08/2025 12:05:10 -71.04, 174.26 124.93 08/08/2025 12:04:39 -71.01, 174.25 124.96 3.01 31
12 08/08/2025 12:56:12 71.04, -18.49 55.08 08/08/2025 12:55:26 71.04, -18.49 55.09 0.25 46
13 08/08/2025 13:47:06 -71.05, 148.81 124.90 08/08/2025 13:46:10 -71.07, 148.78 124.87 1.86 56
14 08/08/2025 14:38:08 71.06, -43.94 55.12 08/08/2025 14:36:56 71.05, -43.88 55.12 2.78 72
15 08/08/2025 15:28:57 -71.33, 123.82 124.62 08/08/2025 15:27:44 -71.28, 123.04 124.63 28.35 73
16 08/08/2025 16:19:48 71.90, -67.88 55.93 08/08/2025 16:18:42 71.88, -70.74 56.03 99.09 66

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/27/2025
SNOs_Map_NOAA-19_NPP_20250727.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/27/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP