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: 11/23/2023
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 12/02/2023 15:31:46 -73.92, 115.88 84.03 12/02/2023 15:30:34 -73.92, 114.69 83.97 36.79 72
2 12/02/2023 16:22:37 74.19, -77.47 96.27 12/02/2023 16:21:29 74.18, -77.37 96.27 3.07 68
3 12/02/2023 17:13:21 -74.17, 89.89 83.75 12/02/2023 17:12:27 -74.18, 89.90 83.73 1.79 54
4 12/02/2023 18:04:07 74.19,-102.85 96.28 12/02/2023 18:03:27 74.21,-102.78 96.31 3.14 40
5 12/02/2023 18:54:52 -74.22, 64.39 83.68 12/02/2023 18:54:25 -74.21, 64.49 83.69 3.02 27
6 12/02/2023 19:45:37 74.19,-128.23 96.30 12/02/2023 19:45:26 74.19,-128.33 96.30 2.92 11
7 12/02/2023 20:36:22 -74.22, 39.01 83.67 12/02/2023 20:36:23 -74.24, 39.07 83.65 2.92 1
8 12/02/2023 21:27:08 74.24,-153.74 96.36 12/02/2023 21:27:24 74.22,-153.74 96.34 2.72 16
9 12/02/2023 22:17:52 -74.23, 13.62 83.66 12/02/2023 22:18:22 -74.22, 13.53 83.66 2.90 30
10 12/02/2023 23:08:38 74.25,-179.12 96.38 12/02/2023 23:09:22 74.25,-179.16 96.37 1.19 44
11 12/02/2023 23:59:23 -74.28, -11.88 83.59 12/03/2023 00:00:20 -74.25, -11.88 83.62 2.73 57
12 12/03/2023 00:50:09 74.30, 155.37 96.44 12/03/2023 00:51:20 74.28, 155.43 96.41 2.96 71
13 12/03/2023 01:41:01 -74.67, -38.29 83.15 12/03/2023 01:42:10 -74.66, -36.24 83.25 60.07 69

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 11/23/2023
SNOs_Map_NOAA-21_NOAA-19_20231123.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 11/23/2023 in txt file.

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