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: 8/11/2023
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 74.31,-170.98 62.04 08/19/2023 22:34:44 74.32,-173.26 62.25 68.65 68
2 08/19/2023 23:26:45 -74.74, -4.80 117.46 08/19/2023 23:25:39 -74.75, -4.83 117.43 1.04 66
3 08/20/2023 00:17:31 74.76, 162.46 62.58 08/20/2023 00:16:34 74.75, 162.44 62.59 1.48 57
4 08/20/2023 01:08:15 -74.75, -30.20 117.42 08/20/2023 01:07:38 -74.74, -30.34 117.41 4.04 37
5 08/20/2023 01:59:01 74.77, 137.06 62.62 08/20/2023 01:58:32 74.79, 137.07 62.64 2.27 29
6 08/20/2023 02:49:46 -74.81, -55.74 117.33 08/20/2023 02:49:36 -74.78, -55.70 117.35 2.83 10
7 08/20/2023 03:40:31 74.78, 111.66 62.65 08/20/2023 03:40:31 74.78, 111.57 62.66 2.75 0
8 08/20/2023 04:31:16 -74.82, -81.14 117.30 08/20/2023 04:31:34 -74.83, -81.07 117.30 2.16 18
9 08/20/2023 05:22:02 74.84, 86.12 62.74 08/20/2023 05:22:29 74.83, 86.20 62.72 2.46 27
10 08/20/2023 06:12:46 -74.83,-106.54 117.26 08/20/2023 06:13:33 -74.82,-106.58 117.28 1.22 47
11 08/20/2023 07:03:32 74.85, 60.72 62.77 08/20/2023 07:04:28 74.82, 60.69 62.74 2.94 56
12 08/20/2023 07:54:17 -74.89,-132.07 117.17 08/20/2023 07:55:31 -74.87,-131.94 117.22 4.42 74
13 08/20/2023 08:45:10 75.24, 34.22 63.26 08/20/2023 08:46:19 75.19, 36.32 63.04 59.93 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/11/2023
SNOs_Map_NOAA-21_NOAA-19_20230811.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 08/11/2023 in txt file.

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