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: 5/8/2023
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 05/09/2023 21:34:19 -70.87, 31.67 126.66 05/09/2023 21:35:28 -70.76, 33.32 126.81 61.56 69
2 05/09/2023 22:24:52 70.17,-159.90 52.61 05/09/2023 22:25:04 70.16,-159.91 52.60 0.51 12
3 05/09/2023 23:15:33 -70.03, 7.63 127.54 05/09/2023 23:14:34 -70.05, 7.57 127.52 2.92 59
4 05/12/2023 13:51:01 -70.22, 148.49 128.03 05/12/2023 13:52:05 -70.23, 148.42 128.02 3.14 64
5 05/12/2023 14:41:46 70.15, -44.09 51.90 05/12/2023 14:41:32 70.12, -44.09 51.87 2.72 14
6 05/12/2023 15:32:19 -69.59, 124.07 128.69 05/12/2023 15:31:08 -69.68, 122.93 128.57 45.05 71
7 05/15/2023 06:07:56 -70.20, -95.71 128.69 05/15/2023 06:08:33 -70.21, -95.73 128.69 1.20 37
8 05/15/2023 06:58:40 70.09, 71.78 51.18 05/15/2023 06:58:00 70.11, 71.77 51.20 2.32 40
9 05/17/2023 21:34:16 70.66,-147.97 51.17 05/17/2023 21:35:26 70.55,-146.99 51.03 38.17 70
10 05/17/2023 22:24:50 -70.15, 20.16 129.37 05/17/2023 22:25:01 -70.17, 20.09 129.35 3.25 11
11 05/17/2023 23:15:35 70.08,-172.44 50.56 05/17/2023 23:14:28 70.05,-172.43 50.53 3.50 67
12 05/20/2023 13:51:03 70.24, -31.53 50.17 05/20/2023 13:51:58 70.24, -31.55 50.16 0.90 55
13 05/20/2023 14:41:45 -70.15, 135.93 129.94 05/20/2023 14:41:28 -70.14, 135.93 129.95 1.80 17
14 05/20/2023 15:32:15 69.30, -55.50 49.18 05/20/2023 15:31:07 69.36, -57.49 49.29 78.71 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 5/8/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230508.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 05/08/2023 in txt file.

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