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: 3/29/2025
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 03/31/2025 05:03:08 71.18, 97.43 67.01 03/31/2025 05:04:19 71.27, 98.51 67.05 40.22 71
2 03/31/2025 05:53:55 -71.55, -94.62 112.67 03/31/2025 05:55:08 -71.57, -94.69 112.66 3.29 73
3 03/31/2025 06:44:57 71.57, 72.66 67.34 03/31/2025 06:45:55 71.58, 72.59 67.35 2.78 58
4 03/31/2025 07:35:51 -71.58,-120.04 112.67 03/31/2025 07:36:38 -71.56,-120.06 112.69 1.88 47
5 03/31/2025 08:26:53 71.60, 47.24 67.35 03/31/2025 08:27:25 71.58, 47.22 67.32 3.02 32
6 03/31/2025 09:17:47 -71.61,-145.47 112.66 03/31/2025 09:18:09 -71.61,-145.52 112.67 1.93 22
7 03/31/2025 10:08:49 71.64, 21.82 67.35 03/31/2025 10:08:56 71.62, 21.76 67.34 2.51 7
8 03/31/2025 10:59:44 -71.60,-170.98 112.71 03/31/2025 10:59:39 -71.61,-170.89 112.70 3.54 5
9 03/31/2025 11:50:46 71.62, -3.70 67.31 03/31/2025 11:50:26 71.62, -3.61 67.31 3.06 20
10 03/31/2025 12:41:39 -71.68, 163.69 112.66 03/31/2025 12:41:10 -71.66, 163.65 112.67 3.10 29
11 03/31/2025 13:32:42 71.65, -29.12 67.31 03/31/2025 13:31:57 71.67, -29.07 67.33 2.45 45
12 03/31/2025 14:23:35 -71.71, 138.27 112.65 03/31/2025 14:22:41 -71.70, 138.19 112.65 3.18 54
13 03/31/2025 15:14:38 71.69, -54.54 67.31 03/31/2025 15:13:28 71.72, -54.54 67.36 3.52 70
14 03/31/2025 16:05:28 -71.90, 113.14 112.51 03/31/2025 16:04:15 -71.91, 112.44 112.46 24.47 73
15 03/31/2025 16:56:19 72.48, -78.45 68.02 03/31/2025 16:55:13 72.48, -81.39 68.16 98.43 66

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/29/2025
SNOs_Map_NOAA-19_NPP_20250329.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/29/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP