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: 3/27/2025
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 70.97, 122.55 66.85 03/31/2025 03:22:24 71.04, 124.38 66.82 66.56 69
2 03/31/2025 04:12:02 -71.34, -69.51 112.83 03/31/2025 04:13:15 -71.43, -68.99 112.77 20.76 73
3 03/31/2025 05:03:00 71.57, 98.15 67.37 03/31/2025 05:04:04 71.57, 98.07 67.36 2.70 64
4 03/31/2025 05:53:55 -71.53, -94.65 112.68 03/31/2025 05:54:47 -71.55, -94.58 112.68 3.32 52
5 03/31/2025 06:44:56 71.60, 72.73 67.38 03/31/2025 06:45:34 71.58, 72.68 67.35 3.14 38
6 03/31/2025 07:35:50 -71.62,-119.97 112.63 03/31/2025 07:36:18 -71.62,-120.07 112.63 3.23 28
7 03/31/2025 08:26:53 71.59, 47.21 67.33 03/31/2025 08:27:04 71.59, 47.28 67.34 2.50 11
8 03/31/2025 09:17:46 -71.65,-145.40 112.63 03/31/2025 09:17:48 -71.63,-145.46 112.65 3.31 2
9 03/31/2025 10:08:49 71.62, 21.79 67.34 03/31/2025 10:08:34 71.61, 21.88 67.32 3.44 15
10 03/31/2025 10:59:43 -71.63,-170.91 112.67 03/31/2025 10:59:18 -71.64,-170.86 112.66 2.12 25
11 03/31/2025 11:50:45 71.65, -3.63 67.34 03/31/2025 11:50:05 71.67, -3.61 67.36 2.25 40
12 03/31/2025 12:41:39 -71.67, 163.67 112.67 03/31/2025 12:40:48 -71.65, 163.74 112.67 2.87 51
13 03/31/2025 13:32:41 71.69, -29.05 67.34 03/31/2025 13:31:35 71.69, -29.01 67.35 1.48 66
14 03/31/2025 14:23:34 -71.75, 138.34 112.62 03/31/2025 14:22:19 -71.72, 138.25 112.63 4.61 75
15 03/31/2025 15:14:25 72.33, -53.27 67.91 03/31/2025 15:13:17 72.32, -55.58 68.00 78.00 68

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/27/2025
SNOs_Map_NOAA-19_NPP_20250327.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/27/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP