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: 1/24/2023
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 01/26/2023 14:53:32 70.13, -47.07 88.83 01/26/2023 14:54:37 70.16, -47.10 88.85 3.11 65
2 01/26/2023 15:44:14 -70.04, 120.39 91.27 01/26/2023 15:44:07 -70.05, 120.38 91.27 0.72 7
3 01/26/2023 16:34:51 69.56, -71.58 88.21 01/26/2023 16:33:40 69.61, -72.58 88.31 39.26 71
4 01/29/2023 07:10:25 70.13, 68.71 88.14 01/29/2023 07:11:07 70.13, 68.73 88.12 1.12 42
5 01/29/2023 08:01:07 -70.04,-123.84 91.97 01/29/2023 08:00:37 -70.02,-123.79 91.99 3.00 30
6 01/31/2023 22:36:49 -71.04, 15.71 91.62 01/31/2023 22:37:56 -70.93, 18.16 91.84 89.39 67
7 01/31/2023 23:27:17 70.09,-175.46 87.37 01/31/2023 23:27:36 70.11,-175.42 87.38 2.55 19
8 02/01/2023 00:17:59 -70.00, -8.00 92.75 02/01/2023 00:17:06 -70.01, -7.93 92.73 2.89 53
9 02/03/2023 14:53:26 -70.22, 132.80 93.26 02/03/2023 14:54:37 -70.23, 132.99 93.28 6.85 71
10 02/03/2023 15:44:09 70.07, -59.65 86.57 02/03/2023 15:44:05 70.06, -59.61 86.56 1.61 4
11 02/03/2023 16:34:49 -69.86, 107.98 93.66 02/03/2023 16:33:36 -69.90, 107.80 93.60 7.83 73
12 02/06/2023 07:10:16 -70.16,-111.31 94.13 02/06/2023 07:11:05 -70.14,-111.26 94.16 2.74 49
13 02/06/2023 08:00:59 70.00, 56.23 85.70 02/06/2023 08:00:32 70.02, 56.22 85.72 2.38 27

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/24/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230124.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/24/2023 in txt file.

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