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: 4/4/2023
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 04/05/2023 06:07:41 70.23, 84.24 64.20 04/05/2023 06:08:52 70.22, 84.32 64.18 2.99 71
2 04/05/2023 06:58:22 -70.08,-108.21 115.98 04/05/2023 06:58:22 -70.11,-108.21 115.94 3.69 0
3 04/05/2023 07:49:04 69.86, 59.43 63.79 04/05/2023 07:47:51 69.90, 59.14 63.84 11.99 73
4 04/07/2023 22:24:36 70.14,-159.86 63.09 04/07/2023 22:25:20 70.16,-159.89 63.11 2.60 44
5 04/07/2023 23:15:18 -70.04, 7.61 117.03 04/07/2023 23:14:50 -70.05, 7.59 117.02 1.39 28
6 04/10/2023 13:51:02 -70.90, 147.38 117.10 04/10/2023 13:52:10 -70.82, 149.33 117.25 71.62 68
7 04/10/2023 14:41:33 70.12, -44.05 62.06 04/10/2023 14:41:48 70.11, -44.08 62.06 0.99 15
8 04/10/2023 15:32:15 -70.02, 123.42 118.06 04/10/2023 15:31:18 -70.00, 123.40 118.06 1.37 57
9 04/13/2023 06:07:46 -70.21, -95.73 118.82 04/13/2023 06:08:48 -70.19, -95.73 118.84 1.75 62
10 04/13/2023 06:58:30 70.10, 71.74 61.06 04/13/2023 06:58:15 70.08, 71.76 61.04 2.75 15
11 04/13/2023 07:49:03 -69.52,-120.08 119.55 04/13/2023 07:47:52 -69.59,-121.29 119.45 47.47 71
12 04/15/2023 22:24:42 -70.14, 20.13 119.85 04/15/2023 22:25:14 -70.17, 20.13 119.83 2.91 32
13 04/15/2023 23:15:26 70.04,-172.40 60.03 04/15/2023 23:14:41 70.05,-172.39 60.05 1.58 45

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/4/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230404.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 04/04/2023 in txt file.

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