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: 2/24/2023
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 22:36:33 70.53,-163.50 79.88 02/24/2023 22:37:44 70.43,-162.58 79.73 36.02 71
2 02/24/2023 23:27:08 -70.07, 4.53 100.62 02/24/2023 23:27:18 -70.09, 4.56 100.61 1.96 10
3 02/25/2023 00:17:52 69.95, 172.02 79.25 02/25/2023 00:16:46 69.93, 171.99 79.24 2.74 66
4 02/27/2023 14:53:21 70.15, -47.15 78.48 02/27/2023 14:54:13 70.16, -47.07 78.48 2.98 52
5 02/27/2023 15:44:02 -70.01, 120.39 101.69 02/27/2023 15:43:43 -70.04, 120.39 101.66 3.59 19
6 02/27/2023 16:34:31 69.10, -70.98 77.34 02/27/2023 16:33:24 69.16, -73.15 77.51 86.31 67
7 03/02/2023 07:10:15 70.11, 68.69 77.41 03/02/2023 07:10:38 70.08, 68.71 77.38 2.91 23
8 03/02/2023 08:00:56 -69.96,-123.77 102.76 03/02/2023 08:00:08 -69.96,-123.82 102.75 2.10 48
9 03/04/2023 22:36:25 -70.18, 17.04 103.54 03/04/2023 22:37:34 -70.19, 17.12 103.54 3.12 69
10 03/04/2023 23:27:08 70.02,-175.41 76.29 03/04/2023 23:27:02 70.02,-175.47 76.29 2.40 6
11 03/05/2023 00:17:47 -69.76, -7.71 104.00 03/05/2023 00:16:34 -69.80, -8.15 103.94 17.50 73
12 03/07/2023 14:53:17 -70.10, 132.93 104.66 03/07/2023 14:53:57 -70.10, 132.90 104.67 1.29 40
13 03/07/2023 15:44:01 69.99, -59.60 75.22 03/07/2023 15:43:24 69.99, -59.61 75.22 0.74 37

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/24/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230224.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/24/2023 in txt file.

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