Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/7/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 05/07/2023 23:26:08 70.14,-175.48 53.11 05/07/2023 23:26:36 70.12,-175.44 53.09 2.32 28
2 05/08/2023 00:16:49 -70.00, -7.96 127.04 05/08/2023 00:16:06 -70.01, -7.97 127.04 0.45 43
3 05/10/2023 14:52:22 -70.34, 132.66 127.39 05/10/2023 14:53:34 -70.27, 133.01 127.48 15.11 72
4 05/10/2023 15:43:03 70.06, -59.60 52.31 05/10/2023 15:43:03 70.05, -59.66 52.31 2.19 0
5 05/10/2023 16:33:45 -69.97, 107.85 127.79 05/10/2023 16:32:32 -69.99, 107.90 127.76 3.18 73
6 05/13/2023 07:09:15 -70.16,-111.30 128.26 05/13/2023 07:10:01 -70.17,-111.25 128.26 2.35 46
7 05/13/2023 07:59:59 70.04, 56.19 51.61 05/13/2023 07:59:28 70.06, 56.24 51.63 2.98 31
8 05/15/2023 22:35:40 70.82,-163.90 51.79 05/15/2023 22:36:48 70.69,-162.23 51.62 63.07 68
9 05/15/2023 23:26:10 -70.09, 4.56 128.97 05/15/2023 23:26:27 -70.09, 4.53 128.98 1.29 17
10 05/16/2023 00:16:54 69.98, 172.05 50.90 05/16/2023 00:15:54 69.97, 172.01 50.91 1.28 60
11 05/18/2023 14:52:23 70.19, -47.14 50.53 05/18/2023 14:53:20 70.19, -47.07 50.53 2.69 57
12 05/18/2023 15:43:04 -70.04, 120.40 129.63 05/18/2023 15:42:51 -70.03, 120.34 129.64 2.79 13
13 05/18/2023 16:33:37 69.34, -71.26 49.65 05/18/2023 16:32:28 69.36, -72.93 49.71 65.44 69

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/7/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230507.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 05/07/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8