Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/13/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 08/19/2023 22:35:52 74.30,-170.95 62.03 08/19/2023 22:34:44 74.33,-173.25 62.25 69.23 68
2 08/19/2023 23:26:45 -74.73, -4.78 117.47 08/19/2023 23:25:39 -74.75, -4.83 117.43 2.22 66
3 08/20/2023 00:17:31 74.75, 162.49 62.57 08/20/2023 00:16:34 74.75, 162.45 62.59 1.10 57
4 08/20/2023 01:08:16 -74.79, -30.31 117.38 08/20/2023 01:07:37 -74.79, -30.20 117.37 3.36 39
5 08/20/2023 01:59:01 74.76, 137.09 62.60 08/20/2023 01:58:32 74.79, 137.08 62.64 3.68 29
6 08/20/2023 02:49:46 -74.80, -55.71 117.34 08/20/2023 02:49:36 -74.79, -55.70 117.35 1.63 10
7 08/20/2023 03:40:32 74.82, 111.55 62.69 08/20/2023 03:40:31 74.79, 111.57 62.66 3.40 1
8 08/20/2023 04:31:16 -74.81, -81.11 117.31 08/20/2023 04:31:34 -74.83, -81.07 117.30 2.42 18
9 08/20/2023 05:22:02 74.83, 86.15 62.73 08/20/2023 05:22:29 74.83, 86.21 62.72 1.61 27
10 08/20/2023 06:12:46 -74.82,-106.51 117.27 08/20/2023 06:13:33 -74.82,-106.57 117.28 1.78 47
11 08/20/2023 07:03:32 74.84, 60.75 62.76 08/20/2023 07:04:28 74.82, 60.70 62.74 2.05 56
12 08/20/2023 07:54:17 -74.88,-132.05 117.18 08/20/2023 07:55:31 -74.87,-131.94 117.22 3.39 74
13 08/20/2023 08:45:10 75.23, 34.25 63.24 08/20/2023 08:46:19 75.19, 36.33 63.05 59.22 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/13/2023
SNOs_Map_NOAA-21_NOAA-19_20230813.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/13/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19