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: 7/30/2023
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 08/01/2023 07:59:28 70.02, 56.24 51.97 08/01/2023 08:00:03 70.02, 56.31 51.97 3.05 35
2 08/01/2023 08:50:09 -69.87,-136.23 128.18 08/01/2023 08:49:34 -69.86,-136.28 128.18 2.47 35
3 08/03/2023 23:25:48 -70.75, 3.56 126.58 08/03/2023 23:26:56 -70.67, 5.50 126.74 71.81 68
4 08/04/2023 00:16:19 69.96, 172.11 52.60 08/04/2023 00:16:34 69.97, 172.11 52.60 0.87 15
5 08/04/2023 01:07:01 -69.86, -20.43 127.50 08/04/2023 01:06:04 -69.86, -20.40 127.50 1.24 57
6 08/06/2023 15:42:27 -70.06, 120.42 126.59 08/06/2023 15:43:37 -70.05, 120.47 126.61 2.45 70
7 08/06/2023 16:33:10 69.91, -72.04 53.26 08/06/2023 16:33:04 69.94, -72.05 53.29 3.37 6
8 08/06/2023 17:23:49 -69.65, 95.66 127.00 08/06/2023 17:22:36 -69.72, 95.29 126.90 16.37 73
9 08/09/2023 07:59:18 -70.02,-123.73 125.88 08/09/2023 08:00:07 -70.00,-123.72 125.91 1.98 49
10 08/09/2023 08:50:01 69.86, 43.81 53.97 08/09/2023 08:49:34 69.88, 43.76 53.99 2.96 27
11 08/09/2023 09:40:26 -68.86,-147.45 127.07 08/09/2023 09:39:20 -68.90,-149.91 126.93 98.79 66
12 08/12/2023 00:16:08 -69.98, -7.89 125.14 08/12/2023 00:16:35 -69.98, -7.86 125.15 1.21 27
13 08/12/2023 01:06:52 69.88, 159.57 54.77 08/12/2023 01:06:02 69.86, 159.62 54.75 2.70 50

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/30/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230730.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/30/2023 in txt file.

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