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: 4/13/2023
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 04/23/2023 18:36:02 -75.38, 66.28 116.85 04/23/2023 18:34:51 -75.39, 66.27 116.81 1.41 71
2 04/23/2023 19:26:48 75.40,-126.48 63.17 04/23/2023 19:25:45 75.38,-126.49 63.17 2.57 63
3 04/23/2023 20:17:32 -75.39, 40.87 116.86 04/23/2023 20:16:50 -75.40, 40.81 116.83 2.02 42
4 04/23/2023 21:08:18 75.41,-151.88 63.16 04/23/2023 21:07:43 75.43,-151.81 63.19 3.15 35
5 04/23/2023 21:59:02 -75.40, 15.46 116.87 04/23/2023 21:58:49 -75.41, 15.35 116.85 3.30 13
6 04/23/2023 22:49:48 75.42,-177.29 63.15 04/23/2023 22:49:42 75.44,-177.27 63.17 2.16 6
7 04/23/2023 23:40:33 -75.46, -10.09 116.82 04/23/2023 23:40:47 -75.47, -9.96 116.83 3.61 14
8 04/24/2023 00:31:18 75.43, 157.30 63.14 04/24/2023 00:31:41 75.45, 157.26 63.15 2.05 23
9 04/24/2023 01:22:03 -75.47, -35.50 116.83 04/24/2023 01:22:46 -75.47, -35.43 116.85 2.10 43
10 04/24/2023 02:12:48 75.45, 131.89 63.13 04/24/2023 02:13:40 75.46, 131.80 63.14 2.92 52
11 04/24/2023 03:03:33 -75.48, -60.91 116.84 04/24/2023 03:04:45 -75.48, -60.89 116.86 0.60 72
12 04/24/2023 03:54:24 75.74, 105.59 63.45 04/24/2023 03:55:34 75.70, 107.10 63.29 41.69 70

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/13/2023
SNOs_Map_NOAA-21_NOAA-19_20230414.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/13/2023 in txt file.

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