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: 2/17/2025
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 02/27/2025 03:22:05 70.89, 121.57 79.42 02/27/2025 03:23:11 70.94, 124.27 79.31 98.29 66
2 02/27/2025 04:12:54 -71.48, -70.14 100.08 02/27/2025 04:14:06 -71.53, -69.43 100.09 25.68 72
3 02/27/2025 05:03:46 71.70, 97.55 80.11 02/27/2025 05:04:55 71.68, 97.60 80.07 2.94 69
4 02/27/2025 05:54:46 -71.72, -95.16 99.89 02/27/2025 05:55:40 -71.74, -95.19 99.88 2.63 54
5 02/27/2025 06:45:42 71.74, 72.15 80.12 02/27/2025 06:46:26 71.74, 72.12 80.11 0.94 44
6 02/27/2025 07:36:42 -71.76,-120.57 99.88 02/27/2025 07:37:10 -71.75,-120.58 99.90 1.20 28
7 02/27/2025 08:27:39 71.73, 46.64 80.09 02/27/2025 08:27:56 71.75, 46.73 80.09 3.53 17
8 02/27/2025 09:18:38 -71.80,-145.98 99.87 02/27/2025 09:18:41 -71.81,-146.06 99.86 3.15 3
9 02/27/2025 10:09:34 71.82, 21.33 80.14 02/27/2025 10:09:27 71.81, 21.25 80.13 3.56 7
10 02/27/2025 11:00:35 -71.79,-171.48 99.91 02/27/2025 11:00:11 -71.82,-171.45 99.88 3.22 24
11 02/27/2025 11:51:31 71.81, -4.17 80.10 02/27/2025 11:50:57 71.82, -4.14 80.11 0.95 34
12 02/27/2025 12:42:31 -71.83, 163.11 99.90 02/27/2025 12:41:41 -71.83, 163.16 99.90 1.75 50
13 02/27/2025 13:33:27 71.86, -29.57 80.11 02/27/2025 13:32:28 71.88, -29.63 80.15 2.82 59
14 02/27/2025 14:24:27 -71.87, 137.70 99.89 02/27/2025 14:23:12 -71.88, 137.67 99.86 1.91 75
15 02/27/2025 15:15:16 72.25, -54.28 80.44 02/27/2025 15:14:05 72.24, -55.70 80.52 48.39 71

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/17/2025
SNOs_Map_NOAA-19_NPP_20250217.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/17/2025 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP