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: 4/9/2023
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 -75.19,-149.19 115.92 04/20/2023 08:59:35 -75.15,-150.77 115.83 45.36 71
2 04/20/2023 09:51:37 75.45, 17.35 64.37 04/20/2023 09:50:23 75.43, 17.40 64.37 2.93 74
3 04/20/2023 10:42:21 -75.43,-175.28 115.66 04/20/2023 10:41:28 -75.43,-175.35 115.64 1.99 53
4 04/20/2023 11:33:07 75.45, -8.03 64.35 04/20/2023 11:32:22 75.44, -8.06 64.35 1.92 45
5 04/20/2023 12:23:52 -75.48, 159.19 115.63 04/20/2023 12:23:26 -75.49, 159.33 115.63 4.07 26
6 04/20/2023 13:14:37 75.46, -33.42 64.33 04/20/2023 13:14:21 75.45, -33.52 64.33 3.15 16
7 04/20/2023 14:05:22 -75.48, 133.81 115.65 04/20/2023 14:05:25 -75.50, 133.87 115.65 2.26 3
8 04/20/2023 14:56:08 75.51, -58.95 64.37 04/20/2023 14:56:19 75.50, -58.83 64.35 3.11 11
9 04/20/2023 15:46:52 -75.49, 108.42 115.67 04/20/2023 15:47:24 -75.51, 108.41 115.66 2.11 32
10 04/20/2023 16:37:38 75.51, -84.33 64.34 04/20/2023 16:38:18 75.51, -84.30 64.33 0.93 40
11 04/20/2023 17:28:23 -75.54, 82.89 115.64 04/20/2023 17:29:23 -75.52, 82.95 115.68 2.79 60
12 04/20/2023 18:19:08 75.51,-109.71 64.32 04/20/2023 18:20:17 75.52,-109.76 64.32 1.73 69
13 04/20/2023 19:10:05 -76.09, 55.69 115.00 04/20/2023 19:11:10 -76.06, 59.37 115.29 98.61 65

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/9/2023
SNOs_Map_NOAA-20_NOAA-19_20230410.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 04/09/2023 in txt file.

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