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: 7/29/2023
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 07/29/2023 15:42:37 70.03, -59.57 51.34 07/29/2023 15:43:33 70.05, -59.52 51.34 2.85 56
2 07/29/2023 16:33:19 -69.94, 107.89 128.76 07/29/2023 16:33:03 -69.94, 107.95 128.76 2.52 16
3 07/29/2023 17:23:50 69.14, -83.64 50.41 07/29/2023 17:22:42 69.18, -85.44 50.54 71.16 68
4 08/01/2023 07:59:27 69.97, 56.31 51.92 08/01/2023 08:00:04 69.97, 56.24 51.92 2.88 37
5 08/01/2023 08:50:09 -69.87,-136.23 128.17 08/01/2023 08:49:34 -69.86,-136.28 128.18 2.38 35
6 08/03/2023 23:25:48 -70.75, 3.56 126.58 08/03/2023 23:26:56 -70.68, 5.51 126.73 72.24 68
7 08/04/2023 00:16:19 69.96, 172.10 52.60 08/04/2023 00:16:34 69.97, 172.12 52.61 1.43 15
8 08/04/2023 01:07:01 -69.86, -20.44 127.50 08/04/2023 01:06:04 -69.87, -20.39 127.49 1.73 57
9 08/06/2023 15:42:27 -70.06, 120.42 126.59 08/06/2023 15:43:37 -70.07, 120.49 126.60 2.73 70
10 08/06/2023 16:33:10 69.91, -72.04 53.26 08/06/2023 16:33:05 69.90, -72.10 53.26 2.69 5
11 08/06/2023 17:23:49 -69.65, 95.66 127.00 08/06/2023 17:22:37 -69.69, 95.24 126.94 16.75 72
12 08/09/2023 07:59:18 -70.01,-123.73 125.89 08/09/2023 08:00:07 -70.03,-123.68 125.88 2.33 49
13 08/09/2023 08:50:02 69.91, 43.73 54.02 08/09/2023 08:49:34 69.91, 43.80 54.02 2.56 28
14 08/09/2023 09:40:26 -68.86,-147.44 127.07 08/09/2023 09:39:20 -68.93,-149.88 126.90 97.75 66

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/29/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230729.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/29/2023 in txt file.

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