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: 7/13/2023
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 -74.81, -29.02 125.84 07/18/2023 01:04:00 -74.81, -30.21 125.72 34.85 72
2 07/18/2023 01:56:02 75.02, 137.70 54.42 07/18/2023 01:54:58 75.04, 137.71 54.46 2.32 64
3 07/18/2023 02:46:47 -75.05, -55.08 125.54 07/18/2023 02:45:54 -75.04, -55.01 125.54 2.28 53
4 07/18/2023 03:37:32 75.02, 112.32 54.44 07/18/2023 03:36:57 75.04, 112.22 54.47 3.37 35
5 07/18/2023 04:28:17 -75.06, -80.46 125.52 07/18/2023 04:27:53 -75.04, -80.50 125.53 1.96 24
6 07/18/2023 05:19:03 75.07, 86.79 54.51 07/18/2023 05:18:55 75.08, 86.87 54.52 2.28 8
7 07/18/2023 06:09:47 -75.06,-105.85 125.51 07/18/2023 06:09:51 -75.09,-105.86 125.48 3.07 4
8 07/18/2023 07:00:33 75.08, 61.41 54.53 07/18/2023 07:00:54 75.08, 61.37 54.53 1.24 21
9 07/18/2023 07:51:18 -75.11,-131.37 125.43 07/18/2023 07:51:50 -75.09,-131.35 125.47 2.78 32
10 07/18/2023 08:42:04 75.13, 35.88 54.60 07/18/2023 08:42:52 75.13, 36.02 54.57 3.81 48
11 07/18/2023 09:32:48 -75.11,-156.76 125.42 07/18/2023 09:33:48 -75.13,-156.70 125.42 2.56 60
12 07/18/2023 10:23:37 75.28, 10.08 54.78 07/18/2023 10:24:49 75.22, 10.81 54.65 21.74 72
13 07/18/2023 11:14:30 -75.68, 176.13 124.73 07/18/2023 11:15:36 -75.63, 179.43 125.04 91.07 66

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/13/2023
SNOs_Map_NOAA-20_NOAA-19_20230714.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 07/13/2023 in txt file.

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