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: 7/25/2023
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 07/27/2023 13:26:11 -71.09, 153.45 128.05 07/27/2023 13:27:18 -70.96, 155.82 128.28 86.77 67
2 07/27/2023 14:16:39 70.14, -37.71 50.96 07/27/2023 14:16:58 70.15, -37.75 50.96 1.69 19
3 07/27/2023 15:07:21 -70.05, 129.75 129.14 07/27/2023 15:06:28 -70.04, 129.73 129.14 0.91 53
4 07/30/2023 05:42:50 -70.23, -89.39 128.34 07/30/2023 05:44:02 -70.25, -89.38 128.34 1.67 72
5 07/30/2023 06:33:34 70.13, 78.08 51.56 07/30/2023 06:33:29 70.14, 78.11 51.58 1.98 5
6 07/30/2023 07:24:14 -69.92,-114.29 128.65 07/30/2023 07:23:00 -69.98,-114.48 128.57 9.64 74
7 08/01/2023 21:59:45 -70.22, 26.39 127.69 08/01/2023 22:00:33 -70.22, 26.45 127.71 2.35 48
8 08/01/2023 22:50:28 70.07,-166.06 52.16 08/01/2023 22:50:01 70.05,-166.14 52.15 3.42 27
9 08/04/2023 13:26:13 71.16, -26.69 53.99 08/04/2023 13:27:19 71.02, -24.08 53.76 95.14 66
10 08/04/2023 14:16:38 -70.16, 142.25 127.06 08/04/2023 14:17:03 -70.16, 142.25 127.07 0.26 25
11 08/04/2023 15:07:22 70.06, -50.29 52.85 08/04/2023 15:06:30 70.04, -50.27 52.84 2.17 52
12 08/07/2023 05:42:51 70.27, 90.53 53.78 08/07/2023 05:44:03 70.23, 90.60 53.72 5.15 72
13 08/07/2023 06:33:32 -70.11,-101.90 126.39 08/07/2023 06:33:33 -70.13,-101.90 126.36 2.77 1
14 08/07/2023 07:24:14 69.91, 65.72 53.41 08/07/2023 07:23:01 69.96, 65.50 53.49 10.30 73

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/25/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230726.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 07/25/2023 in txt file.

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