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: 4/24/2023
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 04/26/2023 13:51:01 -70.40, 148.19 123.22 04/26/2023 13:52:13 -70.33, 148.57 123.30 16.02 72
2 04/26/2023 14:41:42 70.12, -44.07 56.49 04/26/2023 14:41:42 70.12, -44.09 56.48 0.99 0
3 04/26/2023 15:32:24 -70.04, 123.38 123.62 04/26/2023 15:31:12 -70.00, 123.38 123.64 3.55 72
4 04/29/2023 06:07:53 -70.21, -95.74 124.26 04/29/2023 06:08:42 -70.20, -95.74 124.28 1.26 49
5 04/29/2023 06:58:37 70.09, 71.75 55.61 04/29/2023 06:58:09 70.09, 71.76 55.61 0.41 28
6 05/01/2023 21:34:20 71.03,-148.61 55.78 05/01/2023 21:35:27 70.91,-146.43 55.60 79.95 67
7 05/01/2023 22:24:47 -70.15, 20.13 125.15 05/01/2023 22:25:09 -70.14, 20.06 125.16 2.98 22
8 05/01/2023 23:15:31 70.04,-172.38 54.73 05/01/2023 23:14:36 70.03,-172.45 54.72 2.66 55
9 05/04/2023 13:51:00 70.25, -31.57 54.18 05/04/2023 13:52:04 70.26, -31.51 54.18 2.03 64
10 05/04/2023 14:41:42 -70.16, 135.89 125.93 05/04/2023 14:41:34 -70.15, 135.96 125.94 3.02 8
11 05/04/2023 15:32:18 69.63, -55.99 53.52 05/04/2023 15:31:07 69.70, -57.01 53.62 40.32 71
12 05/07/2023 06:07:52 70.18, 84.32 53.35 05/07/2023 06:08:29 70.17, 84.25 53.33 3.08 37
13 05/07/2023 06:58:34 -70.09,-108.21 126.76 05/07/2023 06:57:58 -70.12,-108.19 126.73 3.34 36

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/24/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230424.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 04/24/2023 in txt file.

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