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: 8/21/2023
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 74.23, -31.50 65.88 08/31/2023 13:19:38 74.22, -34.42 66.07 88.23 66
2 08/31/2023 14:11:39 -74.76, 134.43 113.52 08/31/2023 14:10:32 -74.77, 134.36 113.49 2.62 67
3 08/31/2023 15:02:25 74.77, -58.31 66.52 08/31/2023 15:01:25 74.78, -58.33 66.54 0.97 60
4 08/31/2023 15:53:10 -74.81, 108.91 113.44 08/31/2023 15:52:30 -74.81, 108.99 113.43 2.39 40
5 08/31/2023 16:43:56 74.83, -83.84 66.60 08/31/2023 16:43:23 74.82, -83.70 66.60 4.00 33
6 08/31/2023 17:34:40 -74.82, 83.51 113.40 08/31/2023 17:34:29 -74.81, 83.48 113.41 1.61 11
7 08/31/2023 18:25:26 74.84,-109.23 66.64 08/31/2023 18:25:22 74.82,-109.21 66.62 2.19 4
8 08/31/2023 19:16:10 -74.82, 58.12 113.37 08/31/2023 19:16:27 -74.85, 58.11 113.35 2.63 17
9 08/31/2023 20:06:56 74.84,-134.62 66.67 08/31/2023 20:07:20 74.86,-134.58 66.67 2.04 24
10 08/31/2023 20:57:40 -74.83, 32.73 113.34 08/31/2023 20:58:26 -74.84, 32.60 113.33 4.00 46
11 08/31/2023 21:48:26 74.85,-160.02 66.70 08/31/2023 21:49:19 74.85,-160.09 66.69 2.31 53
12 08/31/2023 22:39:11 -74.89, 7.20 113.25 08/31/2023 22:40:24 -74.88, 7.23 113.27 0.77 73
13 08/31/2023 23:30:02 75.14, 173.77 67.06 08/31/2023 23:31:13 75.08, 175.10 66.90 38.68 71

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 8/21/2023
SNOs_Map_NOAA-20_NOAA-19_20230821.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 08/21/2023 in txt file.

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