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: 3/27/2023
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 02:44:53 -75.22, -55.44 111.80 04/09/2023 02:43:42 -75.18, -57.03 111.70 45.37 71
2 04/09/2023 03:35:44 75.48, 111.09 68.50 04/09/2023 03:34:32 75.47, 111.18 68.51 2.76 72
3 04/09/2023 04:26:28 -75.47, -81.55 111.54 04/09/2023 04:25:35 -75.47, -81.60 111.52 1.35 53
4 04/09/2023 05:17:14 75.49, 85.68 68.48 04/09/2023 05:16:31 75.49, 85.72 68.49 1.36 43
5 04/09/2023 06:07:58 -75.48,-106.96 111.55 04/09/2023 06:07:34 -75.48,-107.06 111.53 2.78 24
6 04/09/2023 06:58:44 75.50, 60.27 68.47 04/09/2023 06:58:30 75.50, 60.26 68.47 0.64 14
7 04/09/2023 07:49:29 -75.53,-132.51 111.51 04/09/2023 07:49:32 -75.54,-132.36 111.52 4.07 3
8 04/09/2023 08:40:14 75.51, 34.87 68.46 04/09/2023 08:40:29 75.51, 34.81 68.45 1.81 15
9 04/09/2023 09:30:59 -75.54,-157.92 111.52 04/09/2023 09:31:31 -75.55,-157.82 111.54 2.69 32
10 04/09/2023 10:21:44 75.52, 9.46 68.44 04/09/2023 10:22:28 75.52, 9.35 68.43 3.23 44
11 04/09/2023 11:12:29 -75.55, 176.68 111.54 04/09/2023 11:13:30 -75.56, 176.72 111.56 1.37 61
12 04/09/2023 12:03:15 75.58, -16.09 68.48 04/09/2023 12:04:26 75.57, -15.96 68.45 3.71 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/27/2023
SNOs_Map_NOAA-21_NOAA-19_20230328.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/27/2023 in txt file.

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