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: 4/29/2023
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 14:43:12 -74.91, 123.29 122.77 05/12/2023 14:44:18 -74.98, 126.18 122.92 84.01 66
2 05/12/2023 15:33:58 75.27, -68.33 57.49 05/12/2023 15:35:10 75.29, -67.43 57.44 25.67 72
3 05/12/2023 16:25:00 -75.42, 99.40 122.40 05/12/2023 16:25:57 -75.41, 99.52 122.44 3.45 57
4 05/12/2023 17:15:53 75.46, -93.20 57.62 05/12/2023 17:16:43 75.45, -93.26 57.60 2.02 50
5 05/12/2023 18:06:58 -75.47, 74.08 122.38 05/12/2023 18:07:28 -75.47, 73.98 122.39 3.00 30
6 05/12/2023 18:57:52 75.46,-118.68 57.61 05/12/2023 18:58:13 75.45,-118.66 57.59 1.08 21
7 05/12/2023 19:48:57 -75.48, 48.61 122.39 05/12/2023 19:48:58 -75.48, 48.57 122.39 1.09 1
8 05/12/2023 20:39:51 75.47,-144.15 57.59 05/12/2023 20:39:43 75.46,-144.07 57.58 2.30 8
9 05/12/2023 21:30:56 -75.49, 23.14 122.41 05/12/2023 21:30:28 -75.49, 23.17 122.40 0.85 28
10 05/12/2023 22:21:50 75.48,-169.62 57.58 05/12/2023 22:21:13 75.47,-169.47 57.58 4.05 37
11 05/12/2023 23:12:55 -75.49, -2.33 122.42 05/12/2023 23:11:58 -75.50, -2.24 122.41 2.76 57
12 05/13/2023 00:03:48 75.53, 165.06 57.60 05/13/2023 00:02:44 75.53, 164.98 57.63 2.40 64
13 05/13/2023 00:54:45 -75.91, -26.41 122.12 05/13/2023 00:53:36 -75.88, -28.83 121.97 65.73 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 4/29/2023
SNOs_Map_NOAA-19_NPP_20230429.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 04/29/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP