Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/30/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 07/31/2023 13:51:17 -70.21, 148.53 128.04 07/31/2023 13:52:09 -70.21, 148.52 128.05 0.36 52
2 07/31/2023 14:42:01 70.10, -43.99 51.86 07/31/2023 14:41:36 70.12, -43.97 51.88 1.99 25
3 07/31/2023 15:32:27 -69.16, 124.70 129.12 07/31/2023 15:31:20 -69.23, 122.45 128.95 89.27 67
4 08/03/2023 06:08:11 -70.15, -95.61 127.42 08/03/2023 06:08:41 -70.17, -95.67 127.41 2.93 30
5 08/03/2023 06:58:55 70.04, 71.86 52.48 08/03/2023 06:58:08 70.07, 71.84 52.51 3.07 47
6 08/05/2023 21:34:28 70.51,-147.73 53.66 08/05/2023 21:35:38 70.43,-147.04 53.55 27.31 70
7 08/05/2023 22:25:05 -70.14, 20.16 126.72 08/05/2023 22:25:11 -70.15, 20.19 126.71 1.44 6
8 08/05/2023 23:15:49 70.04,-172.37 53.19 08/05/2023 23:14:38 70.05,-172.31 53.20 2.68 71
9 08/08/2023 13:51:17 70.20, -31.47 54.08 08/08/2023 13:52:12 70.22, -31.46 54.09 2.27 55
10 08/08/2023 14:41:59 -70.09, 136.00 126.02 08/08/2023 14:41:42 -70.11, 136.02 126.01 1.92 17
11 08/08/2023 15:32:29 69.25, -55.45 53.11 08/08/2023 15:31:21 69.34, -57.40 53.28 77.18 68
12 08/11/2023 06:08:11 70.16, 84.36 54.81 08/11/2023 06:08:43 70.15, 84.32 54.80 1.54 32
13 08/11/2023 06:58:53 -70.05,-108.16 125.30 08/11/2023 06:58:13 -70.05,-108.20 125.30 1.41 40

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/30/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230730.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 07/30/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9