Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/15/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 04/20/2023 09:00:46 -75.18,-149.16 115.93 04/20/2023 08:59:35 -75.15,-150.76 115.83 45.87 71
2 04/20/2023 09:51:37 75.43, 17.39 64.36 04/20/2023 09:50:23 75.43, 17.42 64.38 0.77 74
3 04/20/2023 10:42:21 -75.42,-175.25 115.68 04/20/2023 10:41:28 -75.43,-175.35 115.64 2.92 53
4 04/20/2023 11:33:07 75.44, -7.99 64.33 04/20/2023 11:32:22 75.44, -8.04 64.36 1.62 45
5 04/20/2023 12:23:52 -75.47, 159.22 115.64 04/20/2023 12:23:27 -75.44, 159.19 115.66 3.32 25
6 04/20/2023 13:14:38 75.49, -33.52 64.37 04/20/2023 13:14:21 75.45, -33.51 64.34 3.87 17
7 04/20/2023 14:05:22 -75.48, 133.84 115.66 04/20/2023 14:05:25 -75.50, 133.88 115.64 2.86 3
8 04/20/2023 14:56:08 75.49, -58.90 64.35 04/20/2023 14:56:19 75.51, -58.82 64.36 3.03 11
9 04/20/2023 15:46:53 -75.52, 108.31 115.63 04/20/2023 15:47:24 -75.51, 108.42 115.66 3.53 31
10 04/20/2023 16:37:38 75.49, -84.28 64.33 04/20/2023 16:38:18 75.52, -84.28 64.34 2.67 40
11 04/20/2023 17:28:23 -75.53, 82.92 115.65 04/20/2023 17:29:23 -75.52, 82.95 115.68 1.33 60
12 04/20/2023 18:19:09 75.54,-109.81 64.36 04/20/2023 18:20:17 75.53,-109.74 64.32 2.68 68
13 04/20/2023 19:10:05 -76.08, 55.72 115.01 04/20/2023 19:11:10 -76.06, 59.37 115.29 97.84 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/15/2023
SNOs_Map_NOAA-20_NOAA-19_20230415.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 04/15/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19