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: 3/30/2023
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 03/31/2023 14:52:57 70.16, -47.14 65.92 03/31/2023 14:54:02 70.15, -47.14 65.90 0.94 65
2 03/31/2023 15:43:38 -70.02, 120.40 114.24 03/31/2023 15:43:32 -70.03, 120.33 114.23 2.96 6
3 03/31/2023 16:34:16 69.59, -71.66 65.30 03/31/2023 16:33:05 69.60, -72.62 65.35 37.50 71
4 04/03/2023 07:09:48 70.14, 68.67 64.86 04/03/2023 07:10:29 70.11, 68.70 64.83 2.80 41
5 04/03/2023 08:00:29 -70.00,-123.79 115.31 04/03/2023 07:59:59 -70.00,-123.83 115.30 1.61 30
6 04/05/2023 22:36:09 -70.97, 15.81 115.28 04/05/2023 22:37:16 -70.85, 18.03 115.47 81.85 67
7 04/05/2023 23:26:38 70.08,-175.45 63.78 04/05/2023 23:26:55 70.09,-175.45 63.78 0.87 17
8 04/06/2023 00:17:20 -69.99, -8.00 116.34 04/06/2023 00:16:25 -69.98, -7.97 116.34 1.34 55
9 04/08/2023 14:52:44 -70.14, 132.93 117.17 04/08/2023 14:53:54 -70.13, 132.85 117.18 3.10 70
10 04/08/2023 15:43:27 70.04, -59.60 62.72 04/08/2023 15:43:20 70.02, -59.67 62.70 3.28 7
11 04/08/2023 16:34:05 -69.73, 108.17 117.62 04/08/2023 16:32:52 -69.80, 107.67 117.53 20.82 73
12 04/11/2023 07:09:33 -70.11,-111.24 118.20 04/11/2023 07:10:17 -70.13,-111.26 118.19 1.94 44
13 04/11/2023 08:00:17 70.01, 56.22 61.69 04/11/2023 07:59:44 70.01, 56.22 61.69 0.27 33

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/30/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230330.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/30/2023 in txt file.

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