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: 8/23/2023
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 13:20:45 74.25, -31.54 65.89 08/31/2023 13:19:38 74.27, -34.30 66.11 83.35 67
2 08/31/2023 14:11:39 -74.77, 134.39 113.51 08/31/2023 14:10:32 -74.77, 134.35 113.49 1.28 67
3 08/31/2023 15:02:25 74.79, -58.34 66.53 08/31/2023 15:01:25 74.78, -58.33 66.54 0.83 60
4 08/31/2023 15:53:09 -74.78, 109.00 113.47 08/31/2023 15:52:30 -74.81, 108.98 113.43 3.56 39
5 08/31/2023 16:43:55 74.79, -83.74 66.56 08/31/2023 16:43:23 74.82, -83.71 66.60 3.19 32
6 08/31/2023 17:34:40 -74.83, 83.47 113.39 08/31/2023 17:34:29 -74.80, 83.47 113.41 3.20 11
7 08/31/2023 18:25:25 74.80,-109.13 66.60 08/31/2023 18:25:22 74.82,-109.22 66.62 2.97 3
8 08/31/2023 19:16:10 -74.84, 58.08 113.35 08/31/2023 19:16:27 -74.84, 58.10 113.35 0.81 17
9 08/31/2023 20:06:56 74.86,-134.66 66.68 08/31/2023 20:07:20 74.86,-134.59 66.67 2.06 24
10 08/31/2023 20:57:40 -74.85, 32.69 113.32 08/31/2023 20:58:26 -74.84, 32.59 113.33 2.98 46
11 08/31/2023 21:48:26 74.86,-160.05 66.72 08/31/2023 21:49:19 74.85,-160.10 66.69 1.87 53
12 08/31/2023 22:39:11 -74.90, 7.16 113.23 08/31/2023 22:40:24 -74.88, 7.22 113.28 2.77 73
13 08/31/2023 23:30:02 75.16, 173.73 67.08 08/31/2023 23:31:12 75.13, 175.24 66.94 43.17 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/23/2023
SNOs_Map_NOAA-20_NOAA-19_20230823.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 08/23/2023 in txt file.

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