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: 12/19/2021
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 14:48:47 -77.25, 116.44 78.77 12/29/2021 14:47:38 -77.28, 114.16 78.54 55.95 69
2 12/29/2021 15:39:39 77.53, -77.49 101.58 12/29/2021 15:38:29 77.51, -77.41 101.59 2.56 70
3 12/29/2021 16:30:23 -77.51, 89.89 78.44 12/29/2021 16:29:32 -77.53, 89.88 78.41 1.26 51
4 12/29/2021 17:21:09 77.54,-102.90 101.59 12/29/2021 17:20:29 77.52,-102.88 101.59 1.91 40
5 12/29/2021 18:11:53 -77.52, 64.48 78.44 12/29/2021 18:11:32 -77.53, 64.41 78.42 1.99 21
6 12/29/2021 19:02:39 77.54,-128.31 101.60 12/29/2021 19:02:29 77.53,-128.35 101.59 2.20 10
7 12/29/2021 19:53:23 -77.53, 39.07 78.43 12/29/2021 19:53:32 -77.54, 38.94 78.42 3.30 9
8 12/29/2021 20:44:09 77.55,-153.72 101.60 12/29/2021 20:44:29 77.53,-153.82 101.58 3.17 20
9 12/29/2021 21:34:54 -77.58, 13.47 78.37 12/29/2021 21:35:32 -77.54, 13.47 78.42 4.04 38
10 12/29/2021 22:25:39 77.56,-179.13 101.61 12/29/2021 22:26:28 77.58,-179.08 101.60 2.39 49
11 12/29/2021 23:16:24 -77.58, -11.94 78.37 12/29/2021 23:17:31 -77.59, -11.80 78.40 3.38 67
12 12/30/2021 00:07:14 77.77, 154.47 101.89 12/30/2021 00:08:24 77.74, 156.28 101.69 42.96 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/19/2021
SNOs_Map_NOAA-20_NOAA-19_20211219.jpg

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

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