Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/1/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 04/05/2023 15:27:29 -75.02, 114.61 110.72 04/05/2023 15:26:22 -75.04, 111.77 110.46 81.64 67
2 04/05/2023 16:18:25 75.51, -79.55 69.84 04/05/2023 16:17:10 75.47, -79.59 69.84 3.98 75
3 04/05/2023 17:09:09 -75.49, 87.82 110.20 04/05/2023 17:08:11 -75.51, 87.78 110.16 2.76 58
4 04/05/2023 17:59:55 75.51,-104.93 69.82 04/05/2023 17:59:08 75.53,-104.90 69.85 2.46 47
5 04/05/2023 18:50:40 -75.54, 62.30 110.17 04/05/2023 18:50:10 -75.52, 62.32 110.17 1.77 30
6 04/05/2023 19:41:26 75.56,-130.46 69.85 04/05/2023 19:41:07 75.54,-130.36 69.83 3.30 19
7 04/05/2023 20:32:10 -75.54, 36.92 110.19 04/05/2023 20:32:09 -75.54, 36.87 110.19 1.41 1
8 04/05/2023 21:22:56 75.56,-155.84 69.82 04/05/2023 21:23:06 75.55,-155.82 69.81 1.03 10
9 04/05/2023 22:13:40 -75.54, 11.54 110.22 04/05/2023 22:14:08 -75.55, 11.41 110.21 3.48 28
10 04/05/2023 23:04:26 75.56, 178.78 69.80 04/05/2023 23:05:05 75.56, 178.73 69.79 1.60 39
11 04/05/2023 23:55:11 -75.59, -13.99 110.19 04/05/2023 23:56:06 -75.60, -13.89 110.20 3.18 55
12 04/06/2023 00:45:56 75.56, 153.40 69.77 04/06/2023 00:47:04 75.57, 153.27 69.77 3.93 68
13 04/06/2023 01:36:49 -75.96, -40.58 109.77 04/06/2023 01:37:58 -75.93, -38.25 109.99 62.96 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 4/1/2023
SNOs_Map_NOAA-20_NOAA-19_20230401.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 04/01/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and NOAA-19