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: 3/30/2023
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 15:27:30 -75.06, 114.49 110.67 04/05/2023 15:26:22 -75.05, 111.79 110.46 77.30 68
2 04/05/2023 16:18:25 75.50, -79.54 69.84 04/05/2023 16:17:10 75.48, -79.58 69.84 3.08 75
3 04/05/2023 17:09:10 -75.53, 87.69 110.15 04/05/2023 17:08:11 -75.52, 87.80 110.15 3.52 59
4 04/05/2023 17:59:55 75.51,-104.92 69.81 04/05/2023 17:59:08 75.54,-104.88 69.85 3.35 47
5 04/05/2023 18:50:40 -75.53, 62.31 110.17 04/05/2023 18:50:10 -75.53, 62.34 110.17 1.15 30
6 04/05/2023 19:41:26 75.56,-130.45 69.84 04/05/2023 19:41:07 75.55,-130.34 69.83 3.12 19
7 04/05/2023 20:32:10 -75.54, 36.93 110.20 04/05/2023 20:32:09 -75.54, 36.89 110.19 1.21 1
8 04/05/2023 21:22:56 75.56,-155.83 69.82 04/05/2023 21:23:06 75.56,-155.80 69.81 0.80 10
9 04/05/2023 22:13:40 -75.54, 11.55 110.22 04/05/2023 22:14:08 -75.55, 11.43 110.21 3.57 28
10 04/05/2023 23:04:26 75.56, 178.79 69.79 04/05/2023 23:05:05 75.57, 178.74 69.79 1.68 39
11 04/05/2023 23:55:11 -75.59, -13.98 110.19 04/05/2023 23:56:07 -75.56, -14.02 110.23 2.72 56
12 04/06/2023 00:45:57 75.61, 153.27 69.82 04/06/2023 00:47:04 75.58, 153.29 69.78 3.27 67
13 04/06/2023 01:36:49 -75.96, -40.57 109.77 04/06/2023 01:37:58 -75.93, -38.23 109.98 63.17 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 3/30/2023
SNOs_Map_NOAA-20_NOAA-19_20230331.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 03/30/2023 in txt file.

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