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: 2/23/2023
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 02/24/2023 22:36:34 70.55,-163.54 79.91 02/24/2023 22:37:44 70.46,-162.53 79.76 38.81 70
2 02/24/2023 23:27:08 -70.04, 4.58 100.65 02/24/2023 23:27:19 -70.06, 4.53 100.63 2.96 11
3 02/25/2023 00:17:53 69.98, 171.98 79.28 02/25/2023 00:16:46 69.96, 172.03 79.27 2.69 67
4 02/27/2023 14:53:21 70.12, -47.10 78.45 02/27/2023 14:54:14 70.14, -47.10 78.46 2.41 53
5 02/27/2023 15:44:03 -70.03, 120.36 101.67 02/27/2023 15:43:44 -70.03, 120.37 101.67 0.52 19
6 02/27/2023 16:34:32 69.12, -71.01 77.37 02/27/2023 16:33:25 69.15, -73.17 77.50 85.73 67
7 03/02/2023 07:10:14 70.07, 68.75 77.37 03/02/2023 07:10:38 70.07, 68.70 77.37 1.82 24
8 03/02/2023 08:00:56 -69.97,-123.79 102.75 03/02/2023 08:00:08 -69.96,-123.83 102.75 2.18 48
9 03/04/2023 22:36:24 -70.13, 17.11 103.58 03/04/2023 22:37:35 -70.14, 17.05 103.59 2.51 71
10 03/04/2023 23:27:08 70.03,-175.42 76.30 03/04/2023 23:27:02 70.03,-175.46 76.30 1.62 6
11 03/05/2023 00:17:47 -69.77, -7.72 103.99 03/05/2023 00:16:34 -69.81, -8.14 103.93 16.77 73
12 03/07/2023 14:53:18 -70.09, 132.93 104.67 03/07/2023 14:53:58 -70.13, 132.93 104.64 3.52 40
13 03/07/2023 15:44:02 69.99, -59.60 75.22 03/07/2023 15:43:25 70.01, -59.58 75.24 2.55 37

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/23/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230223.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/23/2023 in txt file.

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