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: 1/24/2025
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 01/26/2025 05:03:50 71.18, 95.95 90.07 01/26/2025 05:04:57 71.27, 98.24 90.02 82.81 67
2 01/26/2025 05:54:41 -71.89, -95.49 89.31 01/26/2025 05:55:53 -71.88, -95.54 89.34 2.36 72
3 01/26/2025 06:45:33 71.89, 71.79 90.68 01/26/2025 06:46:39 71.89, 71.74 90.67 1.74 66
4 01/26/2025 07:36:38 -71.89,-120.99 89.34 01/26/2025 07:37:23 -71.88,-120.92 89.36 2.42 45
5 01/26/2025 08:27:30 71.89, 46.29 90.66 01/26/2025 08:28:09 71.90, 46.36 90.66 2.50 39
6 01/26/2025 09:18:34 -71.93,-146.38 89.31 01/26/2025 09:18:54 -71.94,-146.40 89.31 0.64 20
7 01/26/2025 10:09:26 71.93, 20.90 90.68 01/26/2025 10:09:40 71.95, 20.88 90.70 2.47 14
8 01/26/2025 11:00:31 -71.93,-171.88 89.33 01/26/2025 11:00:24 -71.94,-171.78 89.33 3.49 7
9 01/26/2025 11:51:22 71.98, -4.50 90.71 01/26/2025 11:51:10 71.96, -4.51 90.69 2.31 12
10 01/26/2025 12:42:27 -71.98, 162.73 89.31 01/26/2025 12:41:55 -72.00, 162.74 89.28 2.31 32
11 01/26/2025 13:33:18 72.03, -29.89 90.73 01/26/2025 13:32:41 72.01, -29.99 90.73 3.47 37
12 01/26/2025 14:24:23 -72.02, 137.33 89.29 01/26/2025 14:23:25 -72.00, 137.36 89.30 2.48 58
13 01/26/2025 15:15:15 72.02, -55.39 90.71 01/26/2025 15:14:11 72.02, -55.37 90.72 0.62 64
14 01/26/2025 16:06:14 -72.32, 112.45 89.04 01/26/2025 16:05:01 -72.31, 111.38 88.98 36.03 73
15 01/26/2025 16:57:01 72.57, -79.75 91.19 01/26/2025 16:55:52 72.59, -81.86 91.32 70.38 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/24/2025
SNOs_Map_NOAA-19_NPP_20250125.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/24/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP