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: 11/1/2023
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 11/06/2023 15:45:06 -73.82, 110.10 90.03 11/06/2023 15:46:12 -73.89, 112.99 90.08 89.61 66
2 11/06/2023 16:35:57 74.43, -81.06 90.53 11/06/2023 16:37:09 74.43, -81.06 90.52 0.17 72
3 11/06/2023 17:26:52 -74.43, 86.22 89.47 11/06/2023 17:27:53 -74.43, 86.25 89.48 1.05 61
4 11/06/2023 18:17:55 74.46,-106.46 90.58 11/06/2023 18:18:39 74.43,-106.44 90.54 3.01 44
5 11/06/2023 19:08:50 -74.46, 60.82 89.42 11/06/2023 19:09:23 -74.43, 60.87 89.45 3.25 33
6 11/06/2023 19:59:53 74.49,-131.86 90.63 11/06/2023 20:00:10 74.48,-131.96 90.62 2.91 17
7 11/06/2023 20:50:48 -74.49, 35.41 89.37 11/06/2023 20:50:54 -74.49, 35.35 89.37 1.88 6
8 11/06/2023 21:41:52 74.48,-157.40 90.63 11/06/2023 21:41:40 74.49,-157.34 90.65 2.16 12
9 11/06/2023 22:32:47 -74.48, 9.88 89.36 11/06/2023 22:32:24 -74.49, 9.97 89.35 3.06 23
10 11/06/2023 23:23:50 74.51, 177.20 90.68 11/06/2023 23:23:10 74.49, 177.27 90.67 2.65 40
11 11/07/2023 00:14:45 -74.51, -15.52 89.31 11/07/2023 00:13:54 -74.49, -15.42 89.32 3.50 51
12 11/07/2023 01:05:48 74.54, 151.80 90.73 11/07/2023 01:04:41 74.55, 151.76 90.75 1.46 67
13 11/07/2023 01:56:41 -74.64, -40.66 89.17 11/07/2023 01:55:27 -74.64, -41.19 89.14 15.78 74

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 11/1/2023
SNOs_Map_NOAA-19_NPP_20231101.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 11/01/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP