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: 5/2/2023
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 05/04/2023 13:51:02 70.22, -31.53 54.15 05/04/2023 13:52:05 70.21, -31.59 54.13 2.87 63
2 05/04/2023 14:41:44 -70.14, 135.92 125.95 05/04/2023 14:41:34 -70.14, 135.95 125.95 1.46 10
3 05/04/2023 15:32:19 69.54, -55.88 53.43 05/04/2023 15:31:09 69.60, -57.16 53.52 50.12 70
4 05/07/2023 06:07:57 70.18, 84.30 53.35 05/07/2023 06:08:30 70.20, 84.30 53.37 2.42 33
5 05/07/2023 06:58:39 -70.10,-108.24 126.75 05/07/2023 06:58:00 -70.09,-108.23 126.76 0.85 39
6 05/09/2023 21:34:13 -70.58, 32.14 126.96 05/09/2023 21:35:24 -70.45, 32.90 127.12 31.76 71
7 05/09/2023 22:24:51 70.15,-159.87 52.59 05/09/2023 22:24:54 70.18,-159.85 52.61 2.93 3
8 05/09/2023 23:15:33 -70.06, 7.58 127.52 05/09/2023 23:14:24 -70.06, 7.62 127.51 1.47 69
9 05/12/2023 13:51:02 -70.24, 148.46 128.01 05/12/2023 13:51:52 -70.23, 148.48 128.02 0.93 50
10 05/12/2023 14:41:46 70.12, -44.05 51.87 05/12/2023 14:41:19 70.12, -44.04 51.87 0.74 27
11 05/12/2023 15:32:11 -69.13, 124.72 129.16 05/12/2023 15:31:04 -69.18, 122.32 129.05 94.85 67
12 05/15/2023 05:17:28 70.99, 95.70 52.13 05/15/2023 05:18:36 70.86, 97.67 51.96 73.26 68
13 05/15/2023 06:07:57 -70.22, -95.73 128.68 05/15/2023 06:08:16 -70.20, -95.67 128.70 2.61 19
14 05/15/2023 06:58:41 70.10, 71.76 51.20 05/15/2023 06:57:43 70.09, 71.82 51.18 2.75 58

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/2/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230502.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/02/2023 in txt file.

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