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: 2/3/2025
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, -70.74 94.48 02/11/2025 04:14:12 -71.38, -69.24 94.54 53.79 70
2 02/11/2025 05:03:50 71.59, 97.00 85.73 02/11/2025 05:05:03 71.65, 97.59 85.75 21.80 73
3 02/11/2025 05:54:50 -71.79, -95.38 94.11 02/11/2025 05:55:50 -71.80, -95.37 94.11 1.43 60
4 02/11/2025 06:45:42 71.84, 71.99 85.93 02/11/2025 06:46:36 71.82, 71.92 85.90 3.33 54
5 02/11/2025 07:36:46 -71.83,-120.79 94.09 02/11/2025 07:37:20 -71.81,-120.75 94.13 2.95 34
6 02/11/2025 08:27:39 71.83, 46.49 85.90 02/11/2025 08:28:06 71.82, 46.53 85.88 1.66 27
7 02/11/2025 09:18:42 -71.88,-146.19 94.08 02/11/2025 09:18:51 -71.87,-146.24 94.09 1.96 9
8 02/11/2025 10:09:35 71.87, 21.09 85.91 02/11/2025 10:09:37 71.88, 21.05 85.92 1.61 2
9 02/11/2025 11:00:39 -71.87,-171.69 94.11 02/11/2025 11:00:21 -71.87,-171.62 94.10 2.36 18
10 02/11/2025 11:51:31 71.92, -4.31 85.93 02/11/2025 11:51:07 71.89, -4.34 85.91 3.31 24
11 02/11/2025 12:42:35 -71.91, 162.91 94.09 02/11/2025 12:41:52 -71.93, 162.90 94.06 2.27 43
12 02/11/2025 13:33:28 71.91, -29.81 85.90 02/11/2025 13:32:37 71.89, -29.73 85.89 3.48 51
13 02/11/2025 14:24:31 -71.95, 137.51 94.08 02/11/2025 14:23:22 -71.94, 137.51 94.08 1.81 69
14 02/11/2025 15:15:23 72.00, -55.11 85.96 02/11/2025 15:14:09 72.00, -55.31 85.99 6.57 74
15 02/11/2025 16:06:13 -72.70, 113.56 93.43 02/11/2025 16:05:06 -72.66, 110.72 93.32 94.06 67

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/3/2025
SNOs_Map_NOAA-19_NPP_20250203.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/03/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP