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: 4/17/2023
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, 66.20 116.82 04/23/2023 18:34:50 -75.39, 66.28 116.81 2.52 72
2 04/23/2023 19:26:47 75.37,-126.40 63.14 04/23/2023 19:25:44 75.38,-126.48 63.17 2.41 63
3 04/23/2023 20:17:32 -75.42, 40.79 116.83 04/23/2023 20:16:49 -75.40, 40.82 116.83 1.64 43
4 04/23/2023 21:08:17 75.39,-151.81 63.13 04/23/2023 21:07:43 75.39,-151.95 63.15 3.91 34
5 04/23/2023 21:59:02 -75.43, 15.38 116.84 04/23/2023 21:58:48 -75.41, 15.35 116.85 1.99 14
6 04/23/2023 22:49:48 75.45,-177.36 63.18 04/23/2023 22:49:41 75.44,-177.26 63.17 2.79 7
7 04/23/2023 23:40:32 -75.44, -10.03 116.85 04/23/2023 23:40:47 -75.42, -10.11 116.86 3.18 15
8 04/24/2023 00:31:18 75.46, 157.23 63.17 04/24/2023 00:31:40 75.45, 157.27 63.15 1.32 22
9 04/24/2023 01:22:02 -75.45, -35.44 116.86 04/24/2023 01:22:45 -75.47, -35.43 116.85 2.73 43
10 04/24/2023 02:12:48 75.47, 131.82 63.16 04/24/2023 02:13:39 75.46, 131.81 63.14 0.87 51
11 04/24/2023 03:03:32 -75.46, -60.85 116.87 04/24/2023 03:04:44 -75.48, -60.89 116.86 2.76 72
12 04/24/2023 03:54:23 75.71, 105.67 63.42 04/24/2023 03:55:34 75.65, 106.95 63.26 35.97 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NOAA-21_NOAA-19_20230417.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/17/2023 in txt file.

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