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: 12/24/2021
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 -77.26, 116.38 78.76 12/29/2021 14:47:39 -77.27, 114.14 78.54 54.97 69
2 12/29/2021 15:39:39 77.49, -77.34 101.54 12/29/2021 15:38:30 77.51, -77.42 101.59 2.82 69
3 12/29/2021 16:30:24 -77.53, 89.83 78.43 12/29/2021 16:29:33 -77.52, 89.86 78.42 0.89 51
4 12/29/2021 17:21:10 77.54,-102.94 101.60 12/29/2021 17:20:30 77.52,-102.89 101.59 3.07 40
5 12/29/2021 18:11:54 -77.53, 64.42 78.42 12/29/2021 18:11:33 -77.53, 64.39 78.42 1.02 21
6 12/29/2021 19:02:40 77.55,-128.35 101.61 12/29/2021 19:02:30 77.53,-128.35 101.59 2.89 10
7 12/29/2021 19:53:24 -77.54, 39.01 78.41 12/29/2021 19:53:33 -77.53, 38.92 78.42 2.41 9
8 12/29/2021 20:44:10 77.56,-153.76 101.61 12/29/2021 20:44:30 77.53,-153.82 101.59 3.36 20
9 12/29/2021 21:34:54 -77.55, 13.61 78.41 12/29/2021 21:35:32 -77.58, 13.65 78.40 3.50 38
10 12/29/2021 22:25:39 77.57,-179.17 101.62 12/29/2021 22:26:28 77.58,-179.08 101.61 2.39 49
11 12/29/2021 23:16:23 -77.56, -11.80 78.40 12/29/2021 23:17:31 -77.58, -11.81 78.40 3.10 68
12 12/30/2021 00:07:14 77.78, 154.42 101.90 12/30/2021 00:08:24 77.74, 156.28 101.69 43.99 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/24/2021
SNOs_Map_NOAA-20_NOAA-19_20211224.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 12/24/2021 in txt file.

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