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: 12/26/2021
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 -77.28, 116.32 78.74 12/29/2021 14:47:39 -77.26, 114.07 78.55 55.11 69
2 12/29/2021 15:39:39 77.51, -77.39 101.55 12/29/2021 15:38:30 77.50, -77.48 101.58 2.14 69
3 12/29/2021 16:30:24 -77.54, 89.77 78.41 12/29/2021 16:29:33 -77.51, 89.79 78.42 3.49 51
4 12/29/2021 17:21:09 77.51,-102.80 101.56 12/29/2021 17:20:30 77.51,-102.95 101.58 3.56 39
5 12/29/2021 18:11:54 -77.55, 64.36 78.40 12/29/2021 18:11:33 -77.51, 64.32 78.42 3.75 21
6 12/29/2021 19:02:39 77.52,-128.21 101.57 12/29/2021 19:02:29 77.55,-128.21 101.60 3.61 10
7 12/29/2021 19:53:24 -77.55, 38.95 78.40 12/29/2021 19:53:32 -77.56, 39.06 78.40 2.57 8
8 12/29/2021 20:44:10 77.57,-153.81 101.63 12/29/2021 20:44:29 77.56,-153.68 101.60 3.48 19
9 12/29/2021 21:34:54 -77.56, 13.54 78.39 12/29/2021 21:35:32 -77.56, 13.59 78.41 1.08 38
10 12/29/2021 22:25:40 77.58,-179.22 101.63 12/29/2021 22:26:29 77.57,-179.15 101.60 2.32 49
11 12/29/2021 23:16:24 -77.57, -11.87 78.39 12/29/2021 23:17:32 -77.57, -11.88 78.41 0.48 68
12 12/30/2021 00:07:15 77.79, 154.37 101.91 12/30/2021 00:08:24 77.77, 156.42 101.70 48.51 69

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/26/2021
SNOs_Map_NOAA-20_NOAA-19_20211226.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 12/26/2021 in txt file.

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