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: 12/25/2021
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 12/29/2021 14:48:48 -77.27, 116.37 78.75 12/29/2021 14:47:39 -77.27, 114.12 78.54 54.97 69
2 12/29/2021 15:39:39 77.50, -77.35 101.54 12/29/2021 15:38:30 77.51, -77.43 101.59 2.57 69
3 12/29/2021 16:30:24 -77.53, 89.82 78.42 12/29/2021 16:29:33 -77.52, 89.85 78.42 1.30 51
4 12/29/2021 17:21:10 77.55,-102.95 101.60 12/29/2021 17:20:30 77.52,-102.90 101.59 3.42 40
5 12/29/2021 18:11:54 -77.54, 64.41 78.42 12/29/2021 18:11:33 -77.52, 64.38 78.42 1.49 21
6 12/29/2021 19:02:40 77.55,-128.36 101.61 12/29/2021 19:02:30 77.52,-128.36 101.58 3.30 10
7 12/29/2021 19:53:24 -77.54, 39.00 78.41 12/29/2021 19:53:33 -77.53, 38.91 78.42 2.70 9
8 12/29/2021 20:44:10 77.56,-153.77 101.61 12/29/2021 20:44:29 77.57,-153.63 101.61 3.54 19
9 12/29/2021 21:34:54 -77.55, 13.59 78.41 12/29/2021 21:35:32 -77.58, 13.64 78.40 2.94 38
10 12/29/2021 22:25:40 77.57,-179.18 101.62 12/29/2021 22:26:29 77.58,-179.09 101.60 2.17 49
11 12/29/2021 23:16:23 -77.56, -11.82 78.40 12/29/2021 23:17:31 -77.58, -11.83 78.40 2.51 68
12 12/30/2021 00:07:14 77.78, 154.42 101.90 12/30/2021 00:08:24 77.74, 156.27 101.69 43.99 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/25/2021
SNOs_Map_NOAA-20_NOAA-19_20211225.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 12/25/2021 in txt file.

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