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: 1/20/2021
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 01/21/2021 06:32:32 -70.76,-102.92 89.36 01/21/2021 06:33:40 -70.67,-101.15 89.52 65.72 68
2 01/21/2021 07:23:04 70.01, 65.57 89.85 01/21/2021 07:23:17 70.02, 65.55 89.86 1.51 13
3 01/21/2021 08:13:46 -69.92,-126.98 90.25 01/21/2021 08:12:47 -69.91,-126.98 90.26 2.02 59
4 01/23/2021 22:49:14 -70.11, 13.88 90.66 01/23/2021 22:50:18 -70.13, 13.93 90.66 2.33 64
5 01/23/2021 23:39:58 70.00,-178.63 89.22 01/23/2021 23:39:46 69.97,-178.65 89.19 3.33 12
6 01/24/2021 00:30:33 -69.54, -10.63 91.28 01/24/2021 00:29:21 -69.58, -11.55 91.19 35.84 72
7 01/26/2021 15:06:08 -70.04, 129.76 91.39 01/26/2021 15:06:48 -70.07, 129.73 91.37 3.07 40
8 01/26/2021 15:56:53 69.98, -62.84 88.55 01/26/2021 15:56:15 69.96, -62.78 88.53 3.39 38
9 01/29/2021 06:32:31 70.65, 77.25 88.58 01/29/2021 06:33:40 70.55, 78.68 88.41 53.74 69
10 01/29/2021 07:23:03 -70.03,-114.45 92.10 01/29/2021 07:23:18 -70.01,-114.48 92.12 2.72 15
11 01/29/2021 08:13:47 69.92, 53.03 87.78 01/29/2021 08:12:45 69.90, 53.01 87.77 2.57 62
12 01/31/2021 22:49:16 70.12,-166.13 87.27 01/31/2021 22:50:17 70.10,-166.10 87.24 2.22 61
13 01/31/2021 23:39:58 -70.02, 1.34 92.85 01/31/2021 23:39:47 -70.00, 1.39 92.87 2.87 11
14 02/01/2021 00:30:32 69.38, 169.59 86.48 02/01/2021 00:29:22 69.44, 168.27 86.60 52.11 70

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/20/2021
SNOs_Map_NOAA-20_LANDSAT-8_20210120.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 01/20/2021 in txt file.

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