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: 7/11/2023
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 07/12/2023 21:34:22 -70.32, 32.62 131.59 07/12/2023 21:35:33 -70.30, 32.76 131.63 5.86 71
2 07/12/2023 22:25:05 70.16,-159.81 48.24 07/12/2023 22:25:01 70.15,-159.82 48.23 1.52 4
3 07/12/2023 23:15:44 -69.96, 7.81 131.96 07/12/2023 23:14:31 -69.98, 7.57 131.93 9.04 73
4 07/15/2023 13:51:15 -70.22, 148.55 131.30 07/15/2023 13:52:03 -70.24, 148.55 131.29 2.11 48
5 07/15/2023 14:41:59 70.11, -43.97 48.60 07/15/2023 14:41:30 70.14, -43.95 48.62 3.02 29
6 07/18/2023 05:17:44 71.11, 95.55 50.09 07/18/2023 05:18:50 71.03, 98.00 49.91 88.88 66
7 07/18/2023 06:08:10 -70.17, -95.61 130.90 07/18/2023 06:08:34 -70.16, -95.68 130.92 3.04 24
8 07/18/2023 06:58:54 70.06, 71.86 49.00 07/18/2023 06:58:01 70.05, 71.81 48.99 2.29 53
9 07/20/2023 21:34:24 70.28,-147.34 49.70 07/20/2023 21:35:33 70.27,-147.26 49.68 3.13 69
10 07/20/2023 22:25:06 -70.18, 20.14 130.40 07/20/2023 22:25:03 -70.17, 20.22 130.42 3.15 3
11 07/20/2023 23:15:45 69.81,-172.00 49.22 07/20/2023 23:14:33 69.89,-172.53 49.33 22.16 72
12 07/23/2023 13:51:18 70.19, -31.44 50.14 07/23/2023 13:52:03 70.21, -31.47 50.15 1.84 45
13 07/23/2023 14:42:00 -70.09, 136.04 129.97 07/23/2023 14:41:33 -70.10, 136.01 129.95 2.27 27

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 7/11/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230711.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 07/11/2023 in txt file.

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