Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/30/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 09/30/2023 22:24:32 70.17,-159.82 73.04 09/30/2023 22:25:28 70.15,-159.81 73.02 2.33 56
2 09/30/2023 23:15:13 -70.04, 7.69 107.08 09/30/2023 23:14:58 -70.04, 7.67 107.08 0.83 15
3 10/01/2023 00:05:45 69.27, 176.12 72.17 10/01/2023 00:04:36 69.33, 174.34 72.23 70.12 69
4 10/03/2023 14:41:22 70.13, -43.98 74.04 10/03/2023 14:41:59 70.13, -43.97 74.04 0.66 37
5 10/03/2023 15:32:04 -70.05, 123.46 106.03 10/03/2023 15:31:29 -70.02, 123.52 106.06 3.35 35
6 10/06/2023 06:07:44 -71.00, -96.91 104.07 10/06/2023 06:08:51 -70.89, -94.60 104.18 84.55 67
7 10/06/2023 06:58:13 70.09, 71.85 75.04 10/06/2023 06:58:31 70.07, 71.83 75.01 2.41 18
8 10/06/2023 07:48:54 -69.96,-120.63 105.09 10/06/2023 07:48:01 -69.97,-120.68 105.08 2.46 53
9 10/08/2023 22:24:22 -70.29, 20.02 103.76 10/08/2023 22:25:33 -70.26, 20.33 103.80 12.19 71
10 10/08/2023 23:15:04 70.07,-172.33 76.04 10/08/2023 23:15:01 70.09,-172.27 76.05 3.06 3
11 10/09/2023 00:05:45 -69.94, -4.81 104.09 10/09/2023 00:04:32 -69.93, -4.86 104.10 1.88 73
12 10/11/2023 14:41:10 -70.12, 136.07 102.92 10/11/2023 14:42:05 -70.13, 136.02 102.91 2.03 55
13 10/11/2023 15:31:54 70.01, -56.45 76.99 10/11/2023 15:31:32 70.01, -56.50 76.99 1.86 22

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/30/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230930.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/30/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9