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: 8/20/2023
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 74.21, -31.44 65.85 08/31/2023 13:19:38 74.24, -34.36 66.09 88.21 66
2 08/31/2023 14:11:40 -74.78, 134.36 113.50 08/31/2023 14:10:32 -74.79, 134.43 113.47 2.30 68
3 08/31/2023 15:02:26 74.80, -58.38 66.54 08/31/2023 15:01:25 74.80, -58.26 66.56 3.42 61
4 08/31/2023 15:53:10 -74.79, 108.97 113.46 08/31/2023 15:52:31 -74.79, 108.92 113.45 1.56 39
5 08/31/2023 16:43:56 74.81, -83.77 66.58 08/31/2023 16:43:24 74.80, -83.77 66.58 1.04 32
6 08/31/2023 17:34:41 -74.84, 83.44 113.38 08/31/2023 17:34:29 -74.83, 83.54 113.39 3.29 12
7 08/31/2023 18:25:26 74.81,-109.17 66.61 08/31/2023 18:25:22 74.84,-109.15 66.63 2.83 4
8 08/31/2023 19:16:11 -74.85, 58.05 113.34 08/31/2023 19:16:28 -74.82, 58.04 113.37 2.90 17
9 08/31/2023 20:06:56 74.82,-134.56 66.64 08/31/2023 20:07:21 74.83,-134.66 66.65 3.15 25
10 08/31/2023 20:57:41 -74.86, 32.66 113.31 08/31/2023 20:58:26 -74.86, 32.66 113.31 0.98 45
11 08/31/2023 21:48:27 74.88,-160.09 66.73 08/31/2023 21:49:19 74.87,-160.03 66.71 1.70 52
12 08/31/2023 22:39:11 -74.86, 7.27 113.28 08/31/2023 22:40:25 -74.86, 7.15 113.29 3.26 74
13 08/31/2023 23:30:02 75.12, 173.84 67.04 08/31/2023 23:31:13 75.10, 175.17 66.92 38.15 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/20/2023
SNOs_Map_NOAA-20_NOAA-19_20230820.jpg

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

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