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: 10/28/2023
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 01:54:33 -74.16, -39.88 92.16 10/30/2023 01:53:22 -74.18, -41.28 92.09 42.54 71
2 10/30/2023 02:45:25 74.45, 126.68 88.17 10/30/2023 02:44:19 74.46, 126.74 88.19 2.23 66
3 10/30/2023 03:36:09 -74.45, -66.01 91.82 10/30/2023 03:35:15 -74.45, -66.03 91.82 1.00 54
4 10/30/2023 04:26:55 74.45, 101.30 88.19 10/30/2023 04:26:18 74.45, 101.21 88.20 2.79 37
5 10/30/2023 05:17:39 -74.45, -91.38 91.80 10/30/2023 05:17:13 -74.48, -91.43 91.77 3.34 26
6 10/30/2023 06:08:26 74.50, 75.80 88.27 10/30/2023 06:08:16 74.48, 75.81 88.25 2.08 10
7 10/30/2023 06:59:10 -74.50,-116.89 91.72 10/30/2023 06:59:11 -74.51,-116.83 91.71 2.08 1
8 10/30/2023 07:49:56 74.50, 50.42 88.29 10/30/2023 07:50:14 74.52, 50.41 88.31 1.64 18
9 10/30/2023 08:40:40 -74.50,-142.27 91.70 10/30/2023 08:41:10 -74.50,-142.36 91.70 2.98 30
10 10/30/2023 09:31:27 74.55, 24.92 88.37 10/30/2023 09:32:12 74.55, 25.02 88.36 2.98 45
11 10/30/2023 10:22:11 -74.55,-167.77 91.62 10/30/2023 10:23:08 -74.53,-167.76 91.65 2.16 57
12 10/30/2023 11:12:57 74.55, -0.46 88.39 10/30/2023 11:14:11 74.54, -0.52 88.37 2.36 74
13 10/30/2023 12:03:50 -74.99, 165.66 91.12 10/30/2023 12:04:58 -74.94, 167.93 91.26 65.75 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/28/2023
SNOs_Map_NOAA-20_NOAA-19_20231028.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/28/2023 in txt file.

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