Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/19/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 03/25/2023 11:44:28 75.26, -10.43 73.94 03/25/2023 11:43:18 75.24, -12.21 74.08 50.58 70
2 03/25/2023 12:35:18 -75.54, 156.06 105.75 03/25/2023 12:34:10 -75.56, 156.09 105.72 2.38 68
3 03/25/2023 13:26:04 75.56, -36.69 74.26 03/25/2023 13:25:10 75.57, -36.61 74.29 2.74 54
4 03/25/2023 14:16:48 -75.54, 130.66 105.77 03/25/2023 14:16:09 -75.57, 130.64 105.73 2.92 39
5 03/25/2023 15:07:34 75.56, -62.09 74.24 03/25/2023 15:07:09 75.58, -62.06 74.27 2.28 25
6 03/25/2023 15:58:19 -75.60, 105.12 105.74 03/25/2023 15:58:08 -75.58, 105.19 105.75 2.72 11
7 03/25/2023 16:49:04 75.57, -87.49 74.22 03/25/2023 16:49:08 75.60, -87.51 74.25 2.72 4
8 03/25/2023 17:39:49 -75.61, 79.72 105.75 03/25/2023 17:40:07 -75.60, 79.74 105.77 1.36 18
9 03/25/2023 18:30:34 75.63,-113.04 74.26 03/25/2023 18:31:06 75.61,-112.96 74.23 2.92 32
10 03/25/2023 19:21:18 -75.62, 54.32 105.77 03/25/2023 19:22:05 -75.61, 54.30 105.79 0.81 47
11 03/25/2023 20:12:04 75.64,-138.44 74.24 03/25/2023 20:13:05 75.62,-138.42 74.21 1.70 61
12 03/25/2023 21:02:49 -75.67, 28.77 105.74 03/25/2023 21:04:04 -75.62, 28.85 105.81 5.57 75

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/19/2023
SNOs_Map_NOAA-21_NOAA-19_20230319.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/19/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19