Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/10/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 08/10/2023 16:07:42 -69.97, 114.24 125.55 08/10/2023 16:08:16 -69.97, 114.18 125.56 2.25 34
2 08/10/2023 16:58:26 69.85, -78.28 54.35 08/10/2023 16:57:43 69.87, -78.31 54.37 2.04 43
3 08/13/2023 07:34:00 70.50, 61.87 55.81 08/13/2023 07:35:10 70.37, 63.01 55.62 45.02 70
4 08/13/2023 08:24:33 -69.94,-129.94 124.78 08/13/2023 08:24:46 -69.92,-130.00 124.80 2.94 13
5 08/13/2023 09:15:17 69.83, 37.54 55.12 08/13/2023 09:14:13 69.82, 37.51 55.12 1.27 64
6 08/15/2023 23:50:41 70.01, 178.42 56.11 08/15/2023 23:51:44 70.02, 178.40 56.11 1.41 63
7 08/16/2023 00:41:23 -69.92, -14.12 123.98 08/16/2023 00:41:14 -69.91, -14.13 123.99 1.26 9
8 08/16/2023 01:31:58 69.33, 154.04 55.42 08/16/2023 01:30:48 69.42, 152.84 55.56 47.88 70
9 08/18/2023 16:07:32 70.00, -65.78 56.95 08/18/2023 16:08:13 69.98, -65.78 56.92 2.85 41
10 08/18/2023 16:58:13 -69.86, 101.76 123.20 08/18/2023 16:57:43 -69.87, 101.70 123.18 2.46 30
11 08/21/2023 07:33:54 -70.89,-118.72 121.26 08/21/2023 07:35:01 -70.78,-116.35 121.45 87.32 67
12 08/21/2023 08:24:22 69.95, 50.08 57.77 08/21/2023 08:24:41 69.96, 50.09 57.77 1.44 19
13 08/21/2023 09:15:04 -69.85,-142.46 122.33 08/21/2023 09:14:11 -69.86,-142.42 122.32 1.29 53
14 08/23/2023 23:50:30 -70.11, -1.69 121.19 08/23/2023 23:51:41 -70.09, -1.48 121.22 8.16 71
15 08/24/2023 00:41:12 69.90, 165.94 58.61 08/24/2023 00:41:09 69.92, 165.93 58.63 1.89 3
16 08/24/2023 01:31:53 -69.75, -26.52 121.53 08/24/2023 01:30:40 -69.76, -26.66 121.51 5.41 73

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/10/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230810.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 08/10/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9