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: 2/15/2023
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 02/16/2023 22:36:41 -71.06, 15.66 96.67 02/16/2023 22:37:47 -70.96, 18.19 96.89 92.33 66
2 02/16/2023 23:27:09 70.11,-175.50 82.31 02/16/2023 23:27:28 70.09,-175.45 82.29 2.63 19
3 02/17/2023 00:17:50 -69.97, -7.97 97.86 02/17/2023 00:16:58 -69.97, -7.98 97.84 1.13 52
4 02/19/2023 14:53:19 -70.13, 132.92 98.60 02/19/2023 14:54:28 -70.14, 132.86 98.60 2.54 69
5 02/19/2023 15:44:03 70.02, -59.60 81.27 02/19/2023 15:43:55 70.04, -59.64 81.29 2.77 8
6 02/19/2023 16:34:40 -69.66, 108.25 99.12 02/19/2023 16:33:28 -69.76, 107.60 98.99 27.19 72
7 02/22/2023 07:10:14 -70.10,-111.28 99.60 02/22/2023 07:10:54 -70.10,-111.31 99.61 1.36 40
8 02/22/2023 08:00:58 69.99, 56.20 80.28 02/22/2023 08:00:21 69.99, 56.18 80.28 0.68 37
9 02/24/2023 22:36:34 70.56,-163.55 79.92 02/24/2023 22:37:44 70.45,-162.54 79.75 39.41 70
10 02/24/2023 23:27:08 -70.04, 4.58 100.65 02/24/2023 23:27:19 -70.06, 4.54 100.63 3.08 11
11 02/25/2023 00:17:52 69.93, 172.05 79.23 02/25/2023 00:16:46 69.95, 172.03 79.26 2.34 66
12 02/27/2023 14:53:20 70.15, -47.13 78.48 02/27/2023 14:54:12 70.15, -47.08 78.46 2.06 52
13 02/27/2023 15:44:02 -70.05, 120.34 101.65 02/27/2023 15:43:42 -70.04, 120.40 101.66 2.45 20

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/15/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230215.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/15/2023 in txt file.

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