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: 1/30/2023
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 01/31/2023 22:36:49 -71.06, 15.68 91.60 01/31/2023 22:37:55 -70.99, 18.24 91.78 93.22 66
2 01/31/2023 23:27:16 70.06,-175.40 87.33 01/31/2023 23:27:37 70.07,-175.48 87.34 3.38 21
3 02/01/2023 00:17:58 -69.97, -7.96 92.78 02/01/2023 00:17:07 -69.96, -8.00 92.78 2.04 51
4 02/03/2023 14:53:27 -70.28, 132.71 93.20 02/03/2023 14:54:38 -70.23, 132.97 93.28 11.68 71
5 02/03/2023 15:44:09 70.07, -59.65 86.57 02/03/2023 15:44:06 70.07, -59.61 86.57 1.30 3
6 02/03/2023 16:34:50 -69.92, 107.89 93.60 02/03/2023 16:33:36 -69.96, 107.87 93.55 3.94 74
7 02/06/2023 07:10:17 -70.14,-111.30 94.15 02/06/2023 07:11:08 -70.15,-111.26 94.15 1.86 51
8 02/06/2023 08:01:01 70.03, 56.18 85.73 02/06/2023 08:00:35 70.04, 56.23 85.74 2.16 26
9 02/06/2023 08:51:27 -69.09,-135.14 95.28 02/06/2023 08:50:20 -69.11,-137.40 95.15 89.46 67
10 02/08/2023 23:27:09 -70.11, 4.53 95.02 02/08/2023 23:27:37 -70.11, 4.56 95.03 1.27 28
11 02/09/2023 00:17:53 70.00, 172.00 84.86 02/09/2023 00:17:04 69.99, 172.04 84.86 2.04 49
12 02/11/2023 14:53:21 70.34, -47.38 84.38 02/11/2023 14:54:33 70.26, -46.98 84.26 17.73 72
13 02/11/2023 15:43:59 -70.03, 120.42 95.97 02/11/2023 15:44:05 -70.04, 120.35 95.96 2.83 6
14 02/11/2023 16:34:43 69.93, -72.12 83.92 02/11/2023 16:33:32 69.93, -72.17 83.93 1.91 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/30/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230130.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/30/2023 in txt file.

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