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: 8/2/2023
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 08/03/2023 23:25:48 -70.74, 3.57 126.59 08/03/2023 23:26:56 -70.68, 5.51 126.74 71.59 68
2 08/04/2023 00:16:19 69.95, 172.12 52.59 08/04/2023 00:16:34 69.97, 172.12 52.61 2.70 15
3 08/04/2023 01:07:01 -69.86, -20.43 127.50 08/04/2023 01:06:04 -69.86, -20.40 127.49 1.18 57
4 08/06/2023 15:42:27 -70.06, 120.42 126.59 08/06/2023 15:43:37 -70.05, 120.46 126.62 2.22 70
5 08/06/2023 16:33:11 69.95, -72.10 53.31 08/06/2023 16:33:04 69.94, -72.04 53.29 2.84 7
6 08/06/2023 17:23:49 -69.65, 95.66 127.00 08/06/2023 17:22:36 -69.72, 95.29 126.90 16.62 73
7 08/09/2023 07:59:17 -70.02,-123.73 125.88 08/09/2023 08:00:06 -69.99,-123.73 125.92 3.02 49
8 08/09/2023 08:50:00 69.86, 43.82 53.96 08/09/2023 08:49:33 69.88, 43.76 53.99 3.16 27
9 08/09/2023 09:40:25 -68.86,-147.45 127.07 08/09/2023 09:39:19 -68.89,-149.92 126.93 99.26 66
10 08/12/2023 00:16:08 -69.98, -7.89 125.14 08/12/2023 00:16:35 -69.96, -7.88 125.17 2.23 27
11 08/12/2023 01:06:51 69.83, 159.65 54.71 08/12/2023 01:06:02 69.85, 159.60 54.74 3.02 49
12 08/14/2023 15:42:20 70.21, -59.78 55.91 08/14/2023 15:43:31 70.17, -59.33 55.84 17.52 71
13 08/14/2023 16:32:59 -69.95, 107.93 124.36 08/14/2023 16:33:03 -69.96, 108.00 124.36 2.94 4
14 08/14/2023 17:23:42 69.80, -84.53 55.49 08/14/2023 17:22:31 69.79, -84.59 55.49 2.76 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/2/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230802.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/02/2023 in txt file.

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