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: 1/22/2023
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 01/23/2023 06:57:42 70.09, 71.85 89.60 01/23/2023 06:58:43 70.10, 71.84 89.60 1.17 61
2 01/23/2023 07:48:24 -70.02,-120.72 90.50 01/23/2023 07:48:13 -69.99,-120.68 90.52 2.97 11
3 01/23/2023 08:38:58 69.36, 47.56 88.81 01/23/2023 08:37:48 69.45, 46.22 88.96 53.72 70
4 01/25/2023 23:14:37 70.09,-172.37 88.95 01/25/2023 23:15:15 70.08,-172.33 88.93 2.22 38
5 01/26/2023 00:05:18 -69.96, -4.85 91.20 01/26/2023 00:04:45 -69.97, -4.85 91.19 1.07 33
6 01/28/2023 14:41:00 -70.85, 134.89 90.92 01/28/2023 14:42:08 -70.75, 136.88 91.11 73.85 68
7 01/28/2023 15:31:31 70.04, -56.53 88.22 01/28/2023 15:31:46 70.04, -56.51 88.21 0.90 15
8 01/28/2023 16:22:12 -69.91, 111.00 91.94 01/28/2023 16:21:16 -69.93, 110.97 91.90 2.96 56
9 01/31/2023 06:57:41 -70.13,-108.19 92.41 01/31/2023 06:58:49 -70.11,-108.18 92.44 2.09 68
10 01/31/2023 07:48:25 70.01, 59.30 87.47 01/31/2023 07:48:16 70.00, 59.31 87.45 1.41 9
11 01/31/2023 08:39:02 -69.66,-132.86 92.92 01/31/2023 08:37:49 -69.73,-133.43 92.82 23.47 73
12 02/02/2023 23:14:33 -70.05, 7.71 93.25 02/02/2023 23:15:17 -70.06, 7.64 93.24 3.24 44
13 02/03/2023 00:05:17 69.94, 175.19 86.63 02/03/2023 00:04:44 69.95, 175.12 86.65 3.04 33

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/22/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230122.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/22/2023 in txt file.

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