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: 3/26/2025
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 03:21:16 70.95, 122.51 66.83 03/31/2025 03:22:24 71.00, 124.44 66.79 70.26 68
2 03/31/2025 04:12:02 -71.37, -69.46 112.80 03/31/2025 04:13:15 -71.40, -68.93 112.81 18.93 73
3 03/31/2025 05:03:01 71.54, 98.10 67.35 03/31/2025 05:04:04 71.53, 98.13 67.33 1.61 63
4 03/31/2025 05:53:55 -71.56, -94.60 112.66 03/31/2025 05:54:48 -71.57, -94.61 112.66 1.19 53
5 03/31/2025 06:44:57 71.58, 72.68 67.35 03/31/2025 06:45:35 71.60, 72.64 67.37 2.70 38
6 03/31/2025 07:35:51 -71.59,-120.02 112.65 03/31/2025 07:36:18 -71.58,-120.00 112.67 1.22 27
7 03/31/2025 08:26:53 71.61, 47.26 67.36 03/31/2025 08:27:05 71.61, 47.25 67.35 0.49 12
8 03/31/2025 09:17:47 -71.62,-145.44 112.65 03/31/2025 09:17:49 -71.65,-145.49 112.63 3.04 2
9 03/31/2025 10:08:49 71.65, 21.84 67.36 03/31/2025 10:08:35 71.63, 21.85 67.34 2.14 14
10 03/31/2025 10:59:43 -71.66,-170.86 112.65 03/31/2025 10:59:19 -71.66,-170.89 112.64 1.02 24
11 03/31/2025 11:50:45 71.68, -3.58 67.36 03/31/2025 11:50:06 71.69, -3.64 67.38 2.55 39
12 03/31/2025 12:41:39 -71.69, 163.71 112.65 03/31/2025 12:40:49 -71.67, 163.71 112.66 2.06 50
13 03/31/2025 13:32:41 71.71, -29.00 67.36 03/31/2025 13:31:36 71.70, -29.04 67.37 1.55 65
14 03/31/2025 14:23:35 -71.72, 138.29 112.64 03/31/2025 14:22:20 -71.74, 138.22 112.61 3.01 75
15 03/31/2025 15:14:26 72.30, -53.32 67.89 03/31/2025 15:13:17 72.28, -55.51 67.97 74.12 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/26/2025
SNOs_Map_NOAA-19_NPP_20250326.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/26/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP