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: 9/29/2023
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 70.18,-159.85 73.06 09/30/2023 22:25:27 70.18,-159.77 73.05 3.02 55
2 09/30/2023 23:15:13 -70.05, 7.67 107.07 09/30/2023 23:14:58 -70.02, 7.64 107.10 3.27 15
3 10/01/2023 00:05:44 69.23, 176.17 72.13 10/01/2023 00:04:36 69.31, 174.31 72.21 73.77 68
4 10/03/2023 14:41:23 70.14, -44.00 74.05 10/03/2023 14:41:59 70.15, -43.93 74.06 3.10 36
5 10/03/2023 15:32:04 -70.01, 123.52 106.08 10/03/2023 15:31:30 -70.00, 123.48 106.08 1.76 34
6 10/06/2023 06:07:45 -71.01, -96.93 104.05 10/06/2023 06:08:52 -70.86, -94.66 104.22 84.19 67
7 10/06/2023 06:58:13 70.11, 71.83 75.05 10/06/2023 06:58:30 70.09, 71.85 75.03 2.08 17
8 10/06/2023 07:48:54 -69.97,-120.64 105.08 10/06/2023 07:48:00 -69.99,-120.66 105.06 2.07 54
9 10/08/2023 22:24:21 -70.25, 20.08 103.80 10/08/2023 22:25:33 -70.21, 20.26 103.84 8.04 72
10 10/08/2023 23:15:03 70.03,-172.27 76.00 10/08/2023 23:15:01 70.04,-172.34 76.00 2.75 2
11 10/09/2023 00:05:44 -69.89, -4.74 104.13 10/09/2023 00:04:31 -69.94, -4.84 104.09 6.60 73
12 10/11/2023 14:41:10 -70.13, 136.05 102.91 10/11/2023 14:42:04 -70.13, 136.02 102.92 1.44 54
13 10/11/2023 15:31:54 70.02, -56.47 77.00 10/11/2023 15:31:31 70.01, -56.50 76.99 1.66 23

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 9/29/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230929.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 09/29/2023 in txt file.

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