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: 10/29/2021
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 10/30/2021 22:49:22 70.28,-166.46 84.27 10/30/2021 22:50:33 70.19,-165.98 84.17 20.76 71
2 10/30/2021 23:40:00 -69.98, 1.33 96.03 10/30/2021 23:40:05 -69.96, 1.34 96.05 1.53 5
3 10/31/2021 00:30:44 69.87, 168.80 83.87 10/31/2021 00:29:32 69.86, 168.84 83.87 1.45 72
4 11/02/2021 15:06:11 70.04, -50.31 84.88 11/02/2021 15:07:04 70.06, -50.28 84.90 2.51 53
5 11/02/2021 15:56:53 -69.94, 117.15 95.21 11/02/2021 15:56:34 -69.95, 117.20 95.21 1.72 19
6 11/02/2021 16:47:22 69.04, -74.23 83.90 11/02/2021 16:46:15 69.07, -76.34 83.93 84.02 67
7 11/05/2021 07:23:04 70.01, 65.51 85.68 11/05/2021 07:23:33 70.03, 65.57 85.70 3.02 29
8 11/05/2021 08:13:45 -69.92,-127.02 94.41 11/05/2021 08:13:02 -69.93,-126.95 94.41 2.98 43
9 11/07/2021 22:49:19 -70.46, 13.28 93.09 11/07/2021 22:50:30 -70.33, 14.23 93.23 38.25 71
10 11/07/2021 23:39:56 69.99,-178.68 86.45 11/07/2021 23:40:01 70.00,-178.60 86.46 3.04 5
11 11/08/2021 00:30:37 -69.84, -11.13 93.70 11/08/2021 00:29:32 -69.84, -11.19 93.70 2.26 65
12 11/10/2021 15:06:05 -70.07, 129.67 92.72 11/10/2021 15:07:03 -70.07, 129.74 92.72 2.78 58
13 11/10/2021 15:56:48 69.92, -62.79 87.14 11/10/2021 15:56:31 69.90, -62.85 87.12 3.29 17
14 11/10/2021 16:47:19 -69.24, 105.52 93.54 11/10/2021 16:46:10 -69.30, 103.97 93.48 61.58 69

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/29/2021
SNOs_Map_NOAA-20_LANDSAT-8_20211029.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 10/29/2021 in txt file.

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