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: 7/29/2025
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 -70.10, -59.88 125.90 08/08/2025 03:36:53 -70.19, -57.55 125.92 88.74 67
2 08/08/2025 04:26:37 70.68, 108.30 54.65 08/08/2025 04:27:50 70.74, 108.88 54.67 22.42 73
3 08/08/2025 05:17:27 -70.90, -84.05 125.14 08/08/2025 05:18:36 -70.88, -84.03 125.18 2.46 69
4 08/08/2025 06:08:29 70.90, 83.20 54.88 08/08/2025 06:09:23 70.90, 83.24 54.86 1.25 54
5 08/08/2025 06:59:23 -70.92,-109.50 125.11 08/08/2025 07:00:07 -70.93,-109.50 125.10 2.13 44
6 08/08/2025 07:50:24 70.97, 57.84 54.96 08/08/2025 07:50:54 70.96, 57.77 54.95 3.01 30
7 08/08/2025 08:41:19 -70.93,-134.95 125.07 08/08/2025 08:41:37 -70.94,-134.88 125.07 2.73 18
8 08/08/2025 09:32:20 70.99, 32.39 55.00 08/08/2025 09:32:24 70.97, 32.38 54.97 2.62 4
9 08/08/2025 10:23:14 -71.00,-160.32 124.99 08/08/2025 10:23:08 -71.00,-160.35 124.99 1.44 6
10 08/08/2025 11:14:16 71.01, 6.94 55.03 08/08/2025 11:13:55 71.03, 6.91 55.05 2.13 21
11 08/08/2025 12:05:10 -71.02, 174.23 124.95 08/08/2025 12:04:38 -71.00, 174.26 124.96 2.17 32
12 08/08/2025 12:56:12 71.03, -18.52 55.07 08/08/2025 12:55:25 71.03, -18.48 55.08 1.53 47
13 08/08/2025 13:47:06 -71.04, 148.78 124.91 08/08/2025 13:46:09 -71.06, 148.79 124.88 2.59 57
14 08/08/2025 14:38:07 71.10, -43.88 55.16 08/08/2025 14:36:56 71.09, -43.95 55.16 2.72 71
15 08/08/2025 15:28:57 -71.31, 123.79 124.64 08/08/2025 15:27:44 -71.33, 122.96 124.58 29.56 73
16 08/08/2025 16:19:48 71.88, -67.91 55.91 08/08/2025 16:18:41 71.87, -70.72 56.02 97.55 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/29/2025
SNOs_Map_NOAA-19_NPP_20250729.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/29/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP