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: 8/29/2023
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 08/29/2023 22:24:58 70.12,-159.82 60.88 08/29/2023 22:25:21 70.13,-159.84 60.88 1.19 23
2 08/29/2023 23:15:40 -70.03, 7.64 119.21 08/29/2023 23:14:51 -70.01, 7.63 119.23 2.46 49
3 09/01/2023 13:51:11 -70.41, 148.21 117.89 09/01/2023 13:52:22 -70.35, 148.71 117.97 19.98 71
4 09/01/2023 14:41:51 70.08, -43.98 61.79 09/01/2023 14:41:52 70.08, -44.03 61.79 1.75 1
5 09/01/2023 15:32:33 -69.99, 123.47 118.29 09/01/2023 15:31:22 -69.97, 123.45 118.31 2.63 71
6 09/04/2023 06:07:59 -70.16, -95.64 117.17 09/04/2023 06:08:54 -70.18, -95.66 117.16 1.67 55
7 09/04/2023 06:58:43 70.05, 71.84 62.73 09/04/2023 06:58:21 70.07, 71.83 62.75 2.05 22
8 09/04/2023 07:49:11 -69.22,-119.63 118.12 09/04/2023 07:48:03 -69.30,-121.58 117.98 77.65 68
9 09/06/2023 22:24:52 -70.13, 20.18 116.21 09/06/2023 22:25:24 -70.14, 20.18 116.20 1.12 32
10 09/06/2023 23:15:36 70.02,-172.34 63.69 09/06/2023 23:14:51 70.03,-172.34 63.70 1.06 45
11 09/09/2023 13:51:09 70.52, -31.97 65.18 09/09/2023 13:52:20 70.41, -31.19 65.05 31.89 71
12 09/09/2023 14:41:45 -70.11, 135.99 115.23 09/09/2023 14:41:54 -70.09, 135.98 115.26 2.51 9
13 09/09/2023 15:32:29 70.00, -56.54 64.67 09/09/2023 15:31:21 69.97, -56.53 64.65 3.27 68

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 8/29/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230829.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 08/29/2023 in txt file.

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