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: 5/7/2023
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 05/12/2023 14:43:11 -74.91, 123.29 122.77 05/12/2023 14:44:17 -74.97, 126.21 122.93 84.70 66
2 05/12/2023 15:33:58 75.23, -68.45 57.46 05/12/2023 15:35:10 75.32, -67.51 57.47 28.54 72
3 05/12/2023 16:24:59 -75.42, 99.41 122.40 05/12/2023 16:25:57 -75.45, 99.41 122.39 3.06 58
4 05/12/2023 17:15:53 75.42, -93.33 57.59 05/12/2023 17:16:42 75.43, -93.20 57.57 3.74 49
5 05/12/2023 18:06:57 -75.48, 74.08 122.38 05/12/2023 18:07:27 -75.46, 74.01 122.40 2.68 30
6 05/12/2023 18:57:51 75.47,-118.66 57.61 05/12/2023 18:58:13 75.48,-118.75 57.62 3.14 22
7 05/12/2023 19:48:56 -75.48, 48.61 122.39 05/12/2023 19:48:57 -75.47, 48.60 122.40 1.21 1
8 05/12/2023 20:39:50 75.48,-144.13 57.60 05/12/2023 20:39:43 75.49,-144.16 57.62 2.09 7
9 05/12/2023 21:30:55 -75.49, 23.14 122.41 05/12/2023 21:30:27 -75.48, 23.20 122.41 1.82 28
10 05/12/2023 22:21:49 75.48,-169.60 57.59 05/12/2023 22:21:13 75.50,-169.57 57.61 2.46 36
11 05/12/2023 23:12:54 -75.49, -2.34 122.42 05/12/2023 23:11:57 -75.49, -2.21 122.42 3.56 57
12 05/13/2023 00:03:47 75.54, 165.08 57.61 05/13/2023 00:02:43 75.51, 165.03 57.61 2.79 64
13 05/13/2023 00:54:44 -75.91, -26.41 122.12 05/13/2023 00:53:35 -75.87, -28.80 121.98 64.91 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 5/7/2023
SNOs_Map_NOAA-19_NPP_20230507.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 05/07/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP