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: 7/16/2023
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 07/18/2023 01:05:12 -74.80, -28.98 125.85 07/18/2023 01:04:00 -74.82, -30.17 125.71 34.93 72
2 07/18/2023 01:56:02 75.00, 137.75 54.40 07/18/2023 01:54:59 75.01, 137.62 54.44 3.87 63
3 07/18/2023 02:46:47 -75.04, -55.04 125.56 07/18/2023 02:45:54 -75.05, -54.97 125.53 2.72 53
4 07/18/2023 03:37:33 75.05, 112.23 54.47 07/18/2023 03:36:57 75.05, 112.27 54.48 1.08 36
5 07/18/2023 04:28:17 -75.04, -80.42 125.54 07/18/2023 04:27:53 -75.05, -80.46 125.52 1.71 24
6 07/18/2023 05:19:03 75.06, 86.84 54.49 07/18/2023 05:18:56 75.05, 86.77 54.49 2.14 7
7 07/18/2023 06:09:48 -75.09,-105.95 125.47 07/18/2023 06:09:51 -75.10,-105.81 125.47 3.88 3
8 07/18/2023 07:00:34 75.11, 61.32 54.56 07/18/2023 07:00:54 75.10, 61.42 54.54 3.10 20
9 07/18/2023 07:51:17 -75.10,-131.33 125.45 07/18/2023 07:51:49 -75.10,-131.31 125.46 0.74 32
10 07/18/2023 08:42:03 75.11, 35.93 54.58 07/18/2023 08:42:52 75.10, 35.92 54.55 1.82 49
11 07/18/2023 09:32:47 -75.10,-156.72 125.43 07/18/2023 09:33:48 -75.10,-156.80 125.45 2.41 61
12 07/18/2023 10:23:36 75.26, 10.13 54.77 07/18/2023 10:24:49 75.19, 10.71 54.63 18.49 73
13 07/18/2023 11:14:29 -75.67, 176.18 124.74 07/18/2023 11:15:35 -75.65, 179.48 125.03 90.99 66

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_NOAA-20_NOAA-19_20230717.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 07/16/2023 in txt file.

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