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: 10/19/2021
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 10/20/2021 06:32:46 -71.02,-103.45 98.64 10/20/2021 06:33:52 -70.94,-100.74 98.72 98.59 66
2 10/20/2021 07:23:12 69.97, 65.55 80.31 10/20/2021 07:23:35 69.97, 65.47 80.31 2.85 23
3 10/20/2021 08:13:54 -69.87,-127.00 99.77 10/20/2021 08:13:05 -69.85,-127.06 99.80 3.28 49
4 10/22/2021 22:49:24 -70.19, 13.67 98.53 10/22/2021 22:50:36 -70.14, 13.95 98.59 11.78 72
5 10/22/2021 23:40:06 69.98,-178.69 81.27 10/22/2021 23:40:04 69.98,-178.63 81.27 2.40 2
6 10/23/2021 00:30:47 -69.83, -11.15 98.87 10/23/2021 00:29:35 -69.81, -11.23 98.89 3.51 72
7 10/25/2021 15:06:14 -70.04, 129.68 97.76 10/25/2021 15:07:06 -70.04, 129.68 97.76 0.44 52
8 10/25/2021 15:56:58 69.93, -62.85 82.16 10/25/2021 15:56:33 69.93, -62.82 82.15 1.25 25
9 10/25/2021 16:47:24 -68.99, 105.83 98.78 10/25/2021 16:46:17 -69.05, 103.63 98.73 87.75 67
10 10/28/2021 07:23:07 -70.00,-114.48 96.89 10/28/2021 07:23:36 -69.98,-114.51 96.91 2.07 29
11 10/28/2021 08:13:51 69.90, 52.98 83.02 10/28/2021 08:13:03 69.87, 52.98 83.00 2.40 48
12 10/30/2021 22:49:22 70.27,-166.45 84.26 10/30/2021 22:50:33 70.19,-165.97 84.18 20.23 71
13 10/30/2021 23:40:00 -69.96, 1.36 96.05 10/30/2021 23:40:05 -69.98, 1.36 96.03 2.14 5
14 10/31/2021 00:30:44 69.86, 168.82 83.87 10/31/2021 00:29:32 69.87, 168.85 83.87 1.56 72

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/19/2021
SNOs_Map_NOAA-20_LANDSAT-8_20211019.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/19/2021 in txt file.

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