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: 1/5/2023
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 01/07/2023 06:57:40 70.12, 71.81 92.48 01/07/2023 06:58:51 70.10, 71.82 92.46 1.74 71
2 01/07/2023 07:48:20 -69.99,-120.67 87.66 01/07/2023 07:48:20 -69.99,-120.70 87.66 1.24 0
3 01/07/2023 08:39:02 69.75, 46.99 92.09 01/07/2023 08:37:49 69.77, 46.65 92.13 13.62 73
4 01/09/2023 23:14:34 70.05,-172.31 92.05 01/09/2023 23:15:19 70.07,-172.34 92.07 2.72 45
5 01/10/2023 00:05:16 -69.97, -4.87 88.04 01/10/2023 00:04:49 -69.97, -4.85 88.04 0.84 27
6 01/12/2023 14:41:01 -70.95, 134.71 87.41 01/12/2023 14:42:08 -70.84, 137.04 87.59 85.61 67
7 01/12/2023 15:31:30 70.04, -56.53 91.64 01/12/2023 15:31:48 70.02, -56.53 91.61 2.28 18
8 01/12/2023 16:22:11 -69.90, 110.99 88.51 01/12/2023 16:21:18 -69.92, 110.96 88.50 1.84 53
9 01/15/2023 06:57:41 -70.10,-108.17 88.75 01/15/2023 06:58:49 -70.11,-108.15 88.75 1.23 68
10 01/15/2023 07:48:25 69.98, 59.33 91.12 01/15/2023 07:48:16 70.00, 59.33 91.14 1.67 9
11 01/15/2023 08:39:02 -69.63,-132.84 89.25 01/15/2023 08:37:50 -69.68,-133.48 89.18 25.55 72
12 01/17/2023 23:14:36 -70.05, 7.68 89.31 01/17/2023 23:15:17 -70.07, 7.67 89.30 2.50 41
13 01/18/2023 00:05:19 69.93, 175.17 90.56 01/18/2023 00:04:43 69.95, 175.15 90.59 2.53 36

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/5/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230105.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/05/2023 in txt file.

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