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: 5/18/2023
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 05/19/2023 20:06:48 -74.78, 45.51 124.78 05/19/2023 20:05:42 -74.77, 42.48 124.55 88.25 66
2 05/19/2023 20:57:42 75.17,-148.28 55.66 05/19/2023 20:56:29 75.15,-149.10 55.72 23.36 73
3 05/19/2023 21:48:29 -75.31, 18.60 124.18 05/19/2023 21:47:30 -75.29, 18.57 124.18 2.50 59
4 05/19/2023 22:39:15 75.31,-174.09 55.82 05/19/2023 22:38:25 75.30,-174.14 55.82 2.18 50
5 05/19/2023 23:29:59 -75.32, -6.79 124.19 05/19/2023 23:29:28 -75.34, -6.76 124.16 2.95 31
6 05/20/2023 00:20:45 75.32, 160.52 55.81 05/20/2023 00:20:23 75.35, 160.54 55.84 3.44 22
7 05/20/2023 01:11:30 -75.37, -32.32 124.15 05/20/2023 01:11:27 -75.35, -32.23 124.17 3.32 3
8 05/20/2023 02:02:16 75.37, 134.98 55.85 05/20/2023 02:02:22 75.35, 135.06 55.83 2.84 6
9 05/20/2023 02:53:00 -75.37, -57.71 124.16 05/20/2023 02:53:26 -75.35, -57.71 124.18 2.26 26
10 05/20/2023 03:43:46 75.37, 109.59 55.84 05/20/2023 03:44:21 75.36, 109.59 55.82 1.63 35
11 05/20/2023 04:34:30 -75.38, -83.10 124.16 05/20/2023 04:35:25 -75.36, -83.19 124.19 3.33 55
12 05/20/2023 05:25:16 75.38, 84.20 55.84 05/20/2023 05:26:20 75.37, 84.11 55.81 2.93 64
13 05/20/2023 06:16:08 -75.75,-109.66 123.73 05/20/2023 06:17:17 -75.68,-107.60 123.96 57.15 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 5/18/2023
SNOs_Map_NOAA-20_NOAA-19_20230518.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 05/18/2023 in txt file.

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