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: 12/20/2021
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, 116.42 78.77 12/29/2021 14:47:39 -77.27, 114.14 78.54 55.98 69
2 12/29/2021 15:39:40 77.53, -77.51 101.59 12/29/2021 15:38:30 77.51, -77.43 101.59 3.06 70
3 12/29/2021 16:30:24 -77.52, 89.87 78.44 12/29/2021 16:29:33 -77.52, 89.86 78.42 0.41 51
4 12/29/2021 17:21:09 77.54,-102.92 101.59 12/29/2021 17:20:29 77.52,-102.90 101.58 2.64 40
5 12/29/2021 18:11:53 -77.53, 64.46 78.43 12/29/2021 18:11:32 -77.53, 64.39 78.42 1.78 21
6 12/29/2021 19:02:39 77.55,-128.33 101.60 12/29/2021 19:02:29 77.52,-128.37 101.58 2.95 10
7 12/29/2021 19:53:23 -77.53, 39.05 78.43 12/29/2021 19:53:32 -77.53, 38.92 78.42 3.28 9
8 12/29/2021 20:44:09 77.55,-153.74 101.61 12/29/2021 20:44:28 77.57,-153.63 101.60 2.86 19
9 12/29/2021 21:34:53 -77.54, 13.65 78.42 12/29/2021 21:35:31 -77.58, 13.65 78.40 4.08 38
10 12/29/2021 22:25:39 77.56,-179.14 101.61 12/29/2021 22:26:28 77.57,-179.10 101.60 1.69 49
11 12/29/2021 23:16:24 -77.59, -11.96 78.36 12/29/2021 23:17:31 -77.58, -11.82 78.40 3.38 67
12 12/30/2021 00:07:14 77.78, 154.45 101.89 12/30/2021 00:08:24 77.74, 156.26 101.69 42.93 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/20/2021
SNOs_Map_NOAA-20_NOAA-19_20211220.jpg

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

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