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: 4/8/2023
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 04/09/2023 02:44:52 -75.18, -55.32 111.85 04/09/2023 02:43:42 -75.15, -57.13 111.72 51.48 70
2 04/09/2023 03:35:44 75.48, 111.10 68.49 04/09/2023 03:34:32 75.45, 111.11 68.49 2.41 72
3 04/09/2023 04:26:28 -75.47, -81.58 111.53 04/09/2023 04:25:34 -75.48, -81.56 111.50 1.43 54
4 04/09/2023 05:17:14 75.49, 85.69 68.48 04/09/2023 05:16:31 75.46, 85.65 68.47 2.63 43
5 04/09/2023 06:07:58 -75.48,-106.98 111.54 04/09/2023 06:07:33 -75.49,-107.01 111.52 1.66 25
6 04/09/2023 06:58:44 75.50, 60.29 68.46 04/09/2023 06:58:29 75.52, 60.34 68.49 3.21 15
7 04/09/2023 07:49:28 -75.49,-132.39 111.56 04/09/2023 07:49:32 -75.51,-132.47 111.54 2.77 4
8 04/09/2023 08:40:14 75.51, 34.88 68.45 04/09/2023 08:40:28 75.53, 34.88 68.47 2.90 14
9 04/09/2023 09:30:59 -75.55,-157.94 111.52 04/09/2023 09:31:31 -75.52,-157.93 111.56 3.46 32
10 04/09/2023 10:21:44 75.52, 9.47 68.43 04/09/2023 10:22:27 75.54, 9.42 68.45 3.30 43
11 04/09/2023 11:12:29 -75.56, 176.66 111.53 04/09/2023 11:13:30 -75.53, 176.62 111.58 3.44 61
12 04/09/2023 12:03:15 75.57, -16.08 68.48 04/09/2023 12:04:26 75.55, -16.04 68.43 2.47 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/8/2023
SNOs_Map_NOAA-21_NOAA-19_20230408.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/08/2023 in txt file.

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