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: 10/27/2023
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, -39.89 92.16 10/30/2023 01:53:22 -74.17, -41.30 92.09 42.75 71
2 10/30/2023 02:45:25 74.46, 126.67 88.17 10/30/2023 02:44:19 74.46, 126.72 88.18 1.59 66
3 10/30/2023 03:36:09 -74.46, -66.01 91.82 10/30/2023 03:35:15 -74.44, -66.05 91.83 1.80 54
4 10/30/2023 04:26:55 74.46, 101.29 88.20 10/30/2023 04:26:18 74.44, 101.19 88.19 3.31 37
5 10/30/2023 05:17:39 -74.46, -91.39 91.80 10/30/2023 05:17:13 -74.48, -91.45 91.77 2.76 26
6 10/30/2023 06:08:26 74.50, 75.79 88.27 10/30/2023 06:08:16 74.48, 75.80 88.25 3.09 10
7 10/30/2023 06:59:10 -74.51,-116.89 91.72 10/30/2023 06:59:11 -74.51,-116.85 91.72 1.47 1
8 10/30/2023 07:49:56 74.51, 50.41 88.30 10/30/2023 07:50:14 74.51, 50.40 88.30 0.77 18
9 10/30/2023 08:40:40 -74.51,-142.27 91.70 10/30/2023 08:41:10 -74.49,-142.38 91.71 3.44 30
10 10/30/2023 09:31:27 74.55, 24.91 88.37 10/30/2023 09:32:12 74.54, 25.00 88.35 2.93 45
11 10/30/2023 10:22:11 -74.55,-167.78 91.62 10/30/2023 10:23:08 -74.53,-167.78 91.66 2.93 57
12 10/30/2023 11:12:57 74.56, -0.47 88.40 10/30/2023 11:14:10 74.58, -0.40 88.41 3.30 73
13 10/30/2023 12:03:50 -74.99, 165.66 91.12 10/30/2023 12:04:58 -74.94, 167.92 91.26 65.52 68

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 10/27/2023
SNOs_Map_NOAA-20_NOAA-19_20231027.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 10/27/2023 in txt file.

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