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: 9/5/2023
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 09/07/2023 15:42:28 -70.23, 120.13 115.83 09/07/2023 15:43:40 -70.13, 120.59 115.95 21.02 72
2 09/07/2023 16:33:08 69.89, -72.05 63.84 09/07/2023 16:33:09 69.91, -72.07 63.86 2.34 1
3 09/07/2023 17:23:50 -69.81, 95.39 116.24 09/07/2023 17:22:39 -69.80, 95.41 116.25 1.85 71
4 09/10/2023 07:59:19 -69.96,-123.70 115.10 09/10/2023 08:00:10 -69.97,-123.74 115.10 1.91 51
5 09/10/2023 08:50:04 69.89, 43.72 64.84 09/10/2023 08:49:37 69.87, 43.76 64.81 3.08 27
6 09/10/2023 09:40:29 -68.91,-147.56 116.16 09/10/2023 09:39:22 -68.93,-149.86 116.09 92.00 67
7 09/12/2023 23:25:48 70.84,-176.64 66.81 09/12/2023 23:26:55 70.73,-174.37 66.65 83.76 67
8 09/13/2023 00:16:15 -69.96, -7.94 114.09 09/13/2023 00:16:37 -69.96, -7.86 114.10 2.85 22
9 09/13/2023 01:06:59 69.84, 159.55 65.80 09/13/2023 01:06:04 69.85, 159.63 65.81 2.93 55
10 09/15/2023 15:42:28 70.01, -59.56 66.97 09/15/2023 15:43:34 70.03, -59.50 66.98 2.85 66
11 09/15/2023 16:33:09 -69.87, 107.97 113.16 09/15/2023 16:33:05 -69.87, 107.90 113.17 2.69 4
12 09/15/2023 17:23:47 69.48, -84.16 66.46 09/15/2023 17:22:35 69.53, -84.91 66.52 29.87 72
13 09/18/2023 07:59:22 69.98, 56.25 67.97 09/18/2023 08:00:00 69.96, 56.30 67.95 2.52 38
14 09/18/2023 08:50:03 -69.84,-136.21 112.17 09/18/2023 08:49:30 -69.86,-136.21 112.14 2.52 33

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/5/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230905.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/05/2023 in txt file.

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