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: 12/28/2021
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 -77.26, 116.41 78.77 12/29/2021 14:47:38 -77.28, 114.17 78.54 54.96 69
2 12/29/2021 15:39:39 77.53, -77.49 101.58 12/29/2021 15:38:29 77.52, -77.37 101.59 2.78 70
3 12/29/2021 16:30:23 -77.52, 89.86 78.44 12/29/2021 16:29:32 -77.53, 89.90 78.41 1.35 51
4 12/29/2021 17:21:09 77.53,-102.90 101.59 12/29/2021 17:20:29 77.53,-102.84 101.59 1.44 40
5 12/29/2021 18:11:53 -77.53, 64.45 78.43 12/29/2021 18:11:32 -77.53, 64.42 78.41 1.11 21
6 12/29/2021 19:02:39 77.54,-128.30 101.59 12/29/2021 19:02:29 77.54,-128.31 101.59 0.66 10
7 12/29/2021 19:53:23 -77.53, 39.05 78.42 12/29/2021 19:53:32 -77.54, 38.95 78.41 2.28 9
8 12/29/2021 20:44:09 77.55,-153.71 101.60 12/29/2021 20:44:29 77.54,-153.77 101.59 1.67 20
9 12/29/2021 21:34:53 -77.54, 13.64 78.42 12/29/2021 21:35:32 -77.54, 13.48 78.42 3.70 39
10 12/29/2021 22:25:39 77.56,-179.12 101.60 12/29/2021 22:26:29 77.55,-179.24 101.59 3.02 50
11 12/29/2021 23:16:24 -77.59, -11.97 78.36 12/29/2021 23:17:31 -77.59, -11.78 78.40 4.42 67
12 12/30/2021 00:07:14 77.77, 154.47 101.88 12/30/2021 00:08:24 77.75, 156.33 101.69 43.77 70

Figure of NOAA-20 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 12/28/2021
SNOs_Map_NOAA-20_NOAA-19_20211228.jpg

Download SNOs between NOAA-20 and NOAA-19 since TLE EPOCH: 12/28/2021 in txt file.

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