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: 4/2/2023
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, -55.33 111.84 04/09/2023 02:43:42 -75.15, -57.12 111.71 51.09 70
2 04/09/2023 03:35:44 75.48, 111.07 68.50 04/09/2023 03:34:32 75.45, 111.10 68.49 3.66 72
3 04/09/2023 04:26:28 -75.47, -81.58 111.53 04/09/2023 04:25:34 -75.49, -81.55 111.50 1.59 54
4 04/09/2023 05:17:14 75.49, 85.67 68.49 04/09/2023 05:16:31 75.46, 85.64 68.47 3.62 43
5 04/09/2023 06:07:58 -75.48,-106.99 111.54 04/09/2023 06:07:33 -75.50,-107.00 111.52 1.42 25
6 04/09/2023 06:58:44 75.50, 60.26 68.47 04/09/2023 06:58:29 75.52, 60.33 68.49 2.53 15
7 04/09/2023 07:49:28 -75.49,-132.39 111.56 04/09/2023 07:49:32 -75.51,-132.46 111.54 2.38 4
8 04/09/2023 08:40:14 75.51, 34.86 68.46 04/09/2023 08:40:28 75.53, 34.87 68.47 1.72 14
9 04/09/2023 09:30:59 -75.55,-157.94 111.52 04/09/2023 09:31:31 -75.52,-157.92 111.56 3.65 32
10 04/09/2023 10:21:44 75.52, 9.45 68.44 04/09/2023 10:22:27 75.54, 9.42 68.45 1.97 43
11 04/09/2023 11:12:29 -75.56, 176.65 111.53 04/09/2023 11:13:30 -75.53, 176.63 111.58 3.48 61
12 04/09/2023 12:03:14 75.53, -15.95 68.43 04/09/2023 12:04:26 75.55, -16.04 68.43 3.03 72

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/2/2023
SNOs_Map_NOAA-21_NOAA-19_20230403.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 04/02/2023 in txt file.

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