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: 10/29/2023
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 10/30/2023 01:54:34 -74.19, -39.95 92.13 10/30/2023 01:53:22 -74.20, -41.23 92.07 38.68 72
2 10/30/2023 02:45:25 74.43, 126.74 88.14 10/30/2023 02:44:20 74.44, 126.67 88.16 2.23 65
3 10/30/2023 03:36:10 -74.48, -66.08 91.79 10/30/2023 03:35:15 -74.47, -65.98 91.80 3.44 55
4 10/30/2023 04:26:56 74.48, 101.23 88.22 10/30/2023 04:26:18 74.47, 101.27 88.22 1.47 38
5 10/30/2023 05:17:40 -74.48, -91.46 91.77 10/30/2023 05:17:13 -74.50, -91.38 91.75 3.13 27
6 10/30/2023 06:08:26 74.48, 75.85 88.25 10/30/2023 06:08:16 74.50, 75.87 88.27 2.66 10
7 10/30/2023 06:59:10 -74.48,-116.84 91.75 10/30/2023 06:59:12 -74.49,-116.91 91.74 2.28 2
8 10/30/2023 07:49:57 74.53, 50.35 88.32 10/30/2023 07:50:14 74.54, 50.47 88.32 3.71 17
9 10/30/2023 08:40:41 -74.53,-142.34 91.67 10/30/2023 08:41:10 -74.52,-142.31 91.69 1.65 29
10 10/30/2023 09:31:27 74.53, 24.97 88.35 10/30/2023 09:32:13 74.52, 24.94 88.33 1.23 46
11 10/30/2023 10:22:11 -74.53,-167.72 91.64 10/30/2023 10:23:08 -74.55,-167.71 91.63 2.22 57
12 10/30/2023 11:12:57 74.53, -0.41 88.37 10/30/2023 11:14:11 74.56, -0.46 88.39 3.28 74
13 10/30/2023 12:03:50 -74.97, 165.72 91.15 10/30/2023 12:04:59 -74.91, 167.85 91.28 61.90 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/29/2023
SNOs_Map_NOAA-20_NOAA-19_20231029.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/29/2023 in txt file.

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