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: 8/19/2023
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 08/31/2023 13:20:44 74.24, -31.52 65.88 08/31/2023 13:19:38 74.23, -34.40 66.08 87.01 66
2 08/31/2023 14:11:39 -74.76, 134.42 113.52 08/31/2023 14:10:32 -74.78, 134.39 113.48 2.35 67
3 08/31/2023 15:02:25 74.78, -58.33 66.52 08/31/2023 15:01:25 74.79, -58.30 66.55 1.20 60
4 08/31/2023 15:53:10 -74.82, 108.89 113.43 08/31/2023 15:52:30 -74.82, 109.02 113.42 3.66 40
5 08/31/2023 16:43:55 74.79, -83.72 66.56 08/31/2023 16:43:24 74.78, -83.81 66.57 2.78 31
6 08/31/2023 17:34:40 -74.82, 83.50 113.40 08/31/2023 17:34:29 -74.82, 83.51 113.40 0.73 11
7 08/31/2023 18:25:26 74.84,-109.25 66.64 08/31/2023 18:25:22 74.83,-109.19 66.62 2.65 4
8 08/31/2023 19:16:10 -74.83, 58.11 113.37 08/31/2023 19:16:27 -74.86, 58.14 113.34 3.24 17
9 08/31/2023 20:06:56 74.85,-134.64 66.68 08/31/2023 20:07:20 74.87,-134.56 66.68 3.02 24
10 08/31/2023 20:57:40 -74.84, 32.71 113.33 08/31/2023 20:58:26 -74.85, 32.63 113.32 3.09 46
11 08/31/2023 21:48:26 74.86,-160.03 66.71 08/31/2023 21:49:19 74.86,-160.07 66.70 1.08 53
12 08/31/2023 22:39:11 -74.89, 7.19 113.24 08/31/2023 22:40:24 -74.89, 7.26 113.27 2.02 73
13 08/31/2023 23:30:02 75.15, 173.75 67.07 08/31/2023 23:31:13 75.09, 175.13 66.91 39.94 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/19/2023
SNOs_Map_NOAA-20_NOAA-19_20230819.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 08/19/2023 in txt file.

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