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: 3/25/2025
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 03:21:15 70.96, 122.54 66.84 03/31/2025 03:22:23 70.99, 124.45 66.78 69.64 68
2 03/31/2025 04:12:02 -71.34, -69.52 112.83 03/31/2025 04:13:15 -71.44, -69.01 112.76 21.76 73
3 03/31/2025 05:03:00 71.56, 98.13 67.36 03/31/2025 05:04:04 71.58, 98.06 67.37 3.32 64
4 03/31/2025 05:53:54 -71.57, -94.57 112.64 03/31/2025 05:54:47 -71.56, -94.59 112.67 1.78 53
5 03/31/2025 06:44:56 71.59, 72.71 67.37 03/31/2025 06:45:34 71.59, 72.66 67.36 1.78 38
6 03/31/2025 07:35:50 -71.61,-119.99 112.64 03/31/2025 07:36:18 -71.62,-120.08 112.63 3.69 28
7 03/31/2025 08:26:52 71.63, 47.29 67.37 03/31/2025 08:27:04 71.60, 47.26 67.35 2.56 12
8 03/31/2025 09:17:46 -71.64,-145.41 112.64 03/31/2025 09:17:48 -71.64,-145.48 112.64 2.34 2
9 03/31/2025 10:08:49 71.61, 21.77 67.32 03/31/2025 10:08:34 71.62, 21.86 67.33 3.42 15
10 03/31/2025 10:59:42 -71.67,-170.83 112.63 03/31/2025 10:59:18 -71.65,-170.88 112.65 2.94 24
11 03/31/2025 11:50:44 71.69, -3.55 67.38 03/31/2025 11:50:05 71.68, -3.63 67.38 2.82 39
12 03/31/2025 12:41:39 -71.66, 163.65 112.68 03/31/2025 12:40:48 -71.66, 163.73 112.66 2.85 51
13 03/31/2025 13:32:41 71.68, -29.07 67.33 03/31/2025 13:31:35 71.70, -29.03 67.36 2.88 66
14 03/31/2025 14:23:34 -71.74, 138.32 112.63 03/31/2025 14:22:19 -71.73, 138.23 112.62 3.37 75
15 03/31/2025 15:14:25 72.32, -53.29 67.90 03/31/2025 15:13:17 72.33, -55.60 68.01 77.91 68

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/25/2025
SNOs_Map_NOAA-19_NPP_20250325.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/25/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP