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: 3/30/2023
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 -75.21, -55.40 111.81 04/09/2023 02:43:41 -75.17, -57.05 111.70 47.28 71
2 04/09/2023 03:35:43 75.46, 111.14 68.48 04/09/2023 03:34:31 75.47, 111.16 68.50 0.72 72
3 04/09/2023 04:26:27 -75.45, -81.51 111.55 04/09/2023 04:25:34 -75.46, -81.63 111.52 3.40 53
4 04/09/2023 05:17:13 75.47, 85.73 68.47 04/09/2023 05:16:30 75.48, 85.70 68.48 0.99 43
5 04/09/2023 06:07:58 -75.51,-107.06 111.51 04/09/2023 06:07:32 -75.51,-106.94 111.51 3.50 26
6 04/09/2023 06:58:43 75.48, 60.32 68.45 04/09/2023 06:58:29 75.49, 60.24 68.46 2.43 14
7 04/09/2023 07:49:28 -75.52,-132.47 111.53 04/09/2023 07:49:31 -75.53,-132.40 111.53 2.13 3
8 04/09/2023 08:40:13 75.50, 34.92 68.44 04/09/2023 08:40:28 75.50, 34.78 68.45 3.91 15
9 04/09/2023 09:30:58 -75.53,-157.87 111.54 04/09/2023 09:31:30 -75.54,-157.85 111.54 0.96 32
10 04/09/2023 10:21:44 75.55, 9.37 68.48 04/09/2023 10:22:26 75.55, 9.47 68.46 2.94 42
11 04/09/2023 11:12:28 -75.54, 176.72 111.55 04/09/2023 11:13:29 -75.55, 176.69 111.56 1.17 61
12 04/09/2023 12:03:14 75.56, -16.04 68.46 04/09/2023 12:04:25 75.56, -15.99 68.44 1.47 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/30/2023
SNOs_Map_NOAA-21_NOAA-19_20230331.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/30/2023 in txt file.

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