Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/12/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/13/2021 22:49:23 -70.16, 13.90 119.30 04/13/2021 22:49:51 -70.18, 13.94 119.28 3.35 28
2 04/13/2021 23:40:07 70.03,-178.60 60.56 04/13/2021 23:39:19 70.02,-178.64 60.56 1.92 48
3 04/16/2021 14:15:38 70.27, -37.82 59.87 04/16/2021 14:16:50 70.23, -37.74 59.83 4.62 72
4 04/16/2021 15:06:19 -70.13, 129.71 120.29 04/16/2021 15:06:20 -70.13, 129.74 120.29 1.02 1
5 04/16/2021 15:57:01 69.90, -62.64 59.47 04/16/2021 15:55:48 69.96, -62.85 59.54 10.71 73
6 04/19/2021 06:32:32 70.19, 78.06 58.85 04/19/2021 06:33:18 70.17, 78.04 58.83 2.20 46
7 04/19/2021 07:23:13 -70.05,-114.41 121.31 04/19/2021 07:22:48 -70.07,-114.47 121.29 3.30 25
8 04/21/2021 21:58:59 -71.06, 25.10 121.14 04/21/2021 22:00:06 -70.98, 27.48 121.29 86.79 67
9 04/21/2021 22:49:28 70.16,-166.14 57.91 04/21/2021 22:49:46 70.15,-166.10 57.90 1.93 18
10 04/21/2021 23:40:10 -70.07, 1.31 122.20 04/21/2021 23:39:16 -70.05, 1.39 122.22 3.52 54
11 04/24/2021 14:15:39 -70.20, 142.25 122.93 04/24/2021 14:16:48 -70.20, 142.19 122.94 2.24 69
12 04/24/2021 15:06:23 70.09, -50.27 56.94 04/24/2021 15:06:15 70.08, -50.33 56.93 2.61 8
13 04/24/2021 15:57:00 -69.73, 117.59 123.44 04/24/2021 15:55:48 -69.82, 116.93 123.34 26.79 72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/12/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210412.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/12/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8