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: 4/19/2023
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 18:36:01 -75.37, 66.31 116.86 04/23/2023 18:34:50 -75.39, 66.25 116.82 2.54 71
2 04/23/2023 19:26:47 75.38,-126.43 63.15 04/23/2023 19:25:44 75.38,-126.50 63.17 2.20 63
3 04/23/2023 20:17:31 -75.38, 40.90 116.87 04/23/2023 20:16:49 -75.39, 40.79 116.83 3.56 42
4 04/23/2023 21:08:17 75.39,-151.84 63.14 04/23/2023 21:07:43 75.38,-151.97 63.15 3.79 34
5 04/23/2023 21:59:02 -75.44, 15.35 116.82 04/23/2023 21:58:47 -75.45, 15.47 116.82 3.75 15
6 04/23/2023 22:49:48 75.45,-177.39 63.19 04/23/2023 22:49:41 75.44,-177.28 63.17 3.44 7
7 04/23/2023 23:40:32 -75.45, -10.06 116.83 04/23/2023 23:40:46 -75.46, -9.99 116.83 2.22 14
8 04/24/2023 00:31:18 75.47, 157.20 63.18 04/24/2023 00:31:40 75.45, 157.25 63.15 2.44 22
9 04/24/2023 01:22:02 -75.46, -35.47 116.84 04/24/2023 01:22:45 -75.47, -35.45 116.85 0.82 43
10 04/24/2023 02:12:48 75.48, 131.79 63.17 04/24/2023 02:13:39 75.46, 131.79 63.13 2.26 51
11 04/24/2023 03:03:32 -75.47, -60.88 116.85 04/24/2023 03:04:44 -75.48, -60.92 116.87 1.10 72
12 04/24/2023 03:54:23 75.72, 105.64 63.44 04/24/2023 03:55:34 75.65, 106.93 63.25 36.56 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/19/2023
SNOs_Map_NOAA-21_NOAA-19_20230420.jpg

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

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