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: 2/2/2025
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 02/11/2025 04:13:02 -71.34, -70.73 94.48 02/11/2025 04:14:12 -71.36, -69.20 94.56 54.64 70
2 02/11/2025 05:03:51 71.54, 96.91 85.69 02/11/2025 05:05:03 71.63, 97.63 85.73 27.00 72
3 02/11/2025 05:54:50 -71.79, -95.37 94.10 02/11/2025 05:55:50 -71.78, -95.33 94.13 2.22 60
4 02/11/2025 06:45:43 71.79, 71.90 85.89 02/11/2025 06:46:36 71.80, 71.95 85.88 2.14 53
5 02/11/2025 07:36:46 -71.84,-120.78 94.09 02/11/2025 07:37:21 -71.84,-120.81 94.09 1.14 35
6 02/11/2025 08:27:39 71.83, 46.50 85.90 02/11/2025 08:28:07 71.85, 46.47 85.92 2.50 28
7 02/11/2025 09:18:43 -71.83,-146.28 94.12 02/11/2025 09:18:51 -71.84,-146.19 94.11 3.34 8
8 02/11/2025 10:09:35 71.88, 21.09 85.92 02/11/2025 10:09:37 71.86, 21.09 85.90 1.72 2
9 02/11/2025 11:00:39 -71.87,-171.68 94.10 02/11/2025 11:00:22 -71.90,-171.68 94.07 3.45 17
10 02/11/2025 11:51:31 71.92, -4.31 85.93 02/11/2025 11:51:08 71.92, -4.40 85.94 3.08 23
11 02/11/2025 12:42:35 -71.91, 162.92 94.09 02/11/2025 12:41:52 -71.91, 162.94 94.09 0.83 43
12 02/11/2025 13:33:28 71.91, -29.81 85.90 02/11/2025 13:32:38 71.92, -29.78 85.92 1.73 50
13 02/11/2025 14:24:31 -71.96, 137.52 94.08 02/11/2025 14:23:23 -71.97, 137.45 94.05 2.46 68
14 02/11/2025 15:15:23 72.00, -55.11 85.96 02/11/2025 15:14:09 71.98, -55.27 85.96 5.97 74
15 02/11/2025 16:06:14 -72.65, 113.46 93.47 02/11/2025 16:05:07 -72.69, 110.66 93.28 92.78 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/2/2025
SNOs_Map_NOAA-19_NPP_20250202.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/02/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP