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: 1/29/2023
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 01/31/2023 06:57:41 -70.12,-108.18 92.42 01/31/2023 06:58:52 -70.14,-108.16 92.41 2.49 71
2 01/31/2023 07:48:25 69.99, 59.32 87.45 01/31/2023 07:48:20 69.99, 59.27 87.44 2.23 5
3 01/31/2023 08:39:04 -69.76,-133.00 92.82 01/31/2023 08:37:51 -69.82,-133.33 92.73 14.33 73
4 02/02/2023 23:14:34 -70.08, 7.66 93.22 02/02/2023 23:15:23 -70.07, 7.61 93.24 2.07 49
5 02/03/2023 00:05:18 69.96, 175.15 86.65 02/03/2023 00:04:50 69.97, 175.11 86.66 1.51 28
6 02/05/2023 14:41:03 71.03, -45.41 87.01 02/05/2023 14:42:09 70.96, -42.83 86.83 94.06 66
7 02/05/2023 15:31:28 -70.05, 123.48 94.04 02/05/2023 15:31:54 -70.03, 123.43 94.07 2.99 26
8 02/05/2023 16:22:12 69.93, -69.03 85.83 02/05/2023 16:21:21 69.92, -69.08 85.82 2.06 51
9 02/08/2023 06:57:42 70.22, 71.67 85.33 02/08/2023 06:58:53 70.18, 71.89 85.26 9.29 71
10 02/08/2023 07:48:22 -70.03,-120.70 94.90 02/08/2023 07:48:24 -70.02,-120.71 94.91 0.59 2
11 02/08/2023 08:39:05 69.86, 46.86 84.92 02/08/2023 08:37:52 69.85, 46.70 84.93 5.80 73
12 02/10/2023 23:14:34 70.10,-172.36 84.34 02/10/2023 23:15:24 70.09,-172.37 84.31 1.71 50
13 02/11/2023 00:05:16 -70.01, -4.90 95.78 02/11/2023 00:04:54 -69.99, -4.88 95.80 2.40 22

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/29/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230129.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/29/2023 in txt file.

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