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: 3/14/2025
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 03/15/2025 03:21:47 71.04, 122.21 73.28 03/15/2025 03:22:56 71.11, 124.09 73.24 68.44 69
2 03/15/2025 04:12:34 -71.51, -69.67 106.32 03/15/2025 04:13:48 -71.56, -69.38 106.30 11.77 74
3 03/15/2025 05:03:32 71.64, 97.82 73.79 03/15/2025 05:04:36 71.64, 97.78 73.78 1.30 64
4 03/15/2025 05:54:27 -71.65, -94.89 106.22 03/15/2025 05:55:18 -71.62, -94.87 106.26 2.89 51
5 03/15/2025 06:45:27 71.68, 72.41 73.79 03/15/2025 06:46:05 71.65, 72.39 73.76 2.83 38
6 03/15/2025 07:36:23 -71.69,-120.31 106.22 03/15/2025 07:36:49 -71.69,-120.35 106.22 1.58 26
7 03/15/2025 08:27:23 71.71, 46.99 73.80 03/15/2025 08:27:36 71.71, 46.90 73.80 3.16 13
8 03/15/2025 09:18:19 -71.72,-145.72 106.21 03/15/2025 09:18:19 -71.70,-145.75 106.24 3.14 0
9 03/15/2025 10:09:20 71.70, 21.48 73.76 03/15/2025 10:09:06 71.72, 21.51 73.78 2.64 14
10 03/15/2025 11:00:16 -71.71,-171.23 106.25 03/15/2025 10:59:49 -71.71,-171.14 106.25 3.30 27
11 03/15/2025 11:51:16 71.74, -3.93 73.77 03/15/2025 11:50:36 71.73, -3.88 73.77 1.71 40
12 03/15/2025 12:42:12 -71.75, 163.35 106.25 03/15/2025 12:41:20 -71.77, 163.37 106.22 2.45 52
13 03/15/2025 13:33:12 71.78, -29.34 73.77 03/15/2025 13:32:07 71.80, -29.37 73.80 2.33 65
14 03/15/2025 14:24:06 -71.89, 138.14 106.15 03/15/2025 14:22:52 -71.88, 137.79 106.12 11.97 74
15 03/15/2025 15:14:57 72.37, -53.65 74.29 03/15/2025 15:13:48 72.37, -55.85 74.40 74.16 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/14/2025
SNOs_Map_NOAA-19_NPP_20250314.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/14/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP