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: 4/22/2023
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 04/23/2023 18:36:02 -75.40, 66.22 116.83 04/23/2023 18:34:50 -75.40, 66.30 116.81 2.36 72
2 04/23/2023 19:26:48 75.41,-126.51 63.18 04/23/2023 19:25:44 75.39,-126.44 63.18 2.34 64
3 04/23/2023 20:17:32 -75.41, 40.81 116.84 04/23/2023 20:16:49 -75.41, 40.84 116.82 0.80 43
4 04/23/2023 21:08:18 75.42,-151.91 63.17 04/23/2023 21:07:43 75.40,-151.91 63.17 1.84 35
5 04/23/2023 21:59:02 -75.42, 15.40 116.85 04/23/2023 21:58:48 -75.42, 15.37 116.84 0.79 14
6 04/23/2023 22:49:48 75.43,-177.32 63.16 04/23/2023 22:49:42 75.41,-177.37 63.15 2.52 6
7 04/23/2023 23:40:32 -75.43, -10.01 116.86 04/23/2023 23:40:47 -75.43, -10.09 116.86 2.33 15
8 04/24/2023 00:31:18 75.44, 157.27 63.15 04/24/2023 00:31:40 75.47, 157.31 63.17 2.96 22
9 04/24/2023 01:22:02 -75.44, -35.42 116.87 04/24/2023 01:22:46 -75.44, -35.55 116.87 3.88 44
10 04/24/2023 02:12:48 75.45, 131.86 63.14 04/24/2023 02:13:39 75.48, 131.85 63.15 2.36 51
11 04/24/2023 03:03:33 -75.50, -60.97 116.82 04/24/2023 03:04:44 -75.49, -60.87 116.86 2.99 71
12 04/24/2023 03:54:23 75.70, 105.71 63.41 04/24/2023 03:55:34 75.67, 106.99 63.27 35.56 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/22/2023
SNOs_Map_NOAA-21_NOAA-19_20230423.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/22/2023 in txt file.

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