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: 3/15/2023
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 03/25/2023 11:44:27 75.23, -10.33 73.91 03/25/2023 11:43:17 75.26, -12.12 74.10 50.58 70
2 03/25/2023 12:35:17 -75.55, 156.02 105.74 03/25/2023 12:34:09 -75.54, 156.04 105.73 1.19 68
3 03/25/2023 13:26:03 75.57, -36.74 74.28 03/25/2023 13:25:09 75.55, -36.67 74.27 3.24 54
4 03/25/2023 14:16:47 -75.56, 130.62 105.76 03/25/2023 14:16:08 -75.55, 130.59 105.75 0.98 39
5 03/25/2023 15:07:33 75.58, -62.14 74.26 03/25/2023 15:07:08 75.56, -62.12 74.25 2.17 25
6 03/25/2023 15:58:17 -75.57, 105.22 105.77 03/25/2023 15:58:07 -75.57, 105.14 105.77 2.18 10
7 03/25/2023 16:49:03 75.59, -87.54 74.25 03/25/2023 16:49:07 75.58, -87.57 74.23 1.83 4
8 03/25/2023 17:39:47 -75.58, 79.82 105.79 03/25/2023 17:40:06 -75.58, 79.69 105.78 3.57 19
9 03/25/2023 18:30:33 75.60,-112.95 74.23 03/25/2023 18:31:06 75.59,-113.03 74.21 2.51 33
10 03/25/2023 19:21:18 -75.63, 54.27 105.75 03/25/2023 19:22:04 -75.64, 54.40 105.77 3.52 46
11 03/25/2023 20:12:03 75.61,-138.35 74.21 03/25/2023 20:13:05 75.60,-138.48 74.19 3.68 62
12 03/25/2023 21:02:49 -75.69, 28.72 105.72 03/25/2023 21:04:03 -75.65, 28.95 105.79 7.25 74

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/15/2023
SNOs_Map_NOAA-21_NOAA-19_20230315.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 03/15/2023 in txt file.

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