Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/20/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/22/2021 14:16:04 70.71, -38.74 59.13 08/22/2021 14:17:12 70.62, -37.06 58.98 62.57 68
2 08/22/2021 15:06:34 -69.99, 129.70 121.61 08/22/2021 15:06:51 -70.02, 129.69 121.59 2.59 17
3 08/22/2021 15:57:19 69.92, -62.88 58.33 08/22/2021 15:56:18 69.91, -62.81 58.32 3.15 61
4 08/25/2021 06:32:47 70.08, 78.02 59.39 08/25/2021 06:33:51 70.11, 78.07 59.40 3.23 64
5 08/25/2021 07:23:28 -69.95,-114.46 120.75 08/25/2021 07:23:22 -69.95,-114.52 120.75 2.54 6
6 08/25/2021 08:14:05 69.45, 53.58 58.75 08/25/2021 08:12:54 69.56, 52.59 58.90 40.23 71
7 08/27/2021 22:49:41 70.04,-166.15 60.27 08/27/2021 22:50:22 70.03,-166.16 60.25 1.17 41
8 08/27/2021 23:40:23 -69.95, 1.30 119.81 08/27/2021 23:39:52 -69.93, 1.33 119.84 2.76 31
9 08/30/2021 14:16:06 -70.90, 140.95 117.90 08/30/2021 14:17:13 -70.78, 143.17 118.09 82.24 67
10 08/30/2021 15:06:35 70.00, -50.31 61.17 08/30/2021 15:06:52 70.01, -50.31 61.18 0.94 17
11 08/30/2021 15:57:17 -69.91, 117.14 118.91 08/30/2021 15:56:22 -69.91, 117.18 118.91 1.44 55
12 09/02/2021 06:32:44 -70.07,-101.95 117.81 09/02/2021 06:33:54 -70.09,-101.95 117.79 3.20 70
13 09/02/2021 07:23:28 69.95, 65.52 62.09 09/02/2021 07:23:21 69.98, 65.53 62.12 2.49 7
14 09/02/2021 08:14:06 -69.65,-126.71 118.21 09/02/2021 08:12:54 -69.72,-127.20 118.13 20.54 72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/20/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210820.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/20/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8