Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/28/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 11/30/2023 15:18:01 70.71, -54.56 92.29 11/30/2023 15:19:09 70.58, -52.61 92.14 73.46 68
2 11/30/2023 16:08:29 -69.88, 114.06 88.56 11/30/2023 16:08:50 -69.87, 113.99 88.57 3.04 21
3 11/30/2023 16:59:13 69.77, -78.46 91.34 11/30/2023 16:58:17 69.76, -78.51 91.33 1.95 56
4 12/03/2023 07:34:44 69.99, 62.34 91.97 12/03/2023 07:35:48 69.98, 62.40 91.95 2.95 64
5 12/03/2023 08:25:25 -69.84,-130.12 88.19 12/03/2023 08:25:18 -69.87,-130.12 88.16 3.28 7
6 12/03/2023 09:16:02 69.36, 37.89 91.33 12/03/2023 09:14:51 69.43, 36.92 91.41 38.65 71
7 12/05/2023 23:51:39 69.92, 178.22 92.25 12/05/2023 23:52:16 69.93, 178.22 92.26 1.56 37
8 12/06/2023 00:42:21 -69.82, -14.31 87.86 12/06/2023 00:41:46 -69.83, -14.29 87.85 1.46 35
9 12/08/2023 15:17:59 -70.49, 125.79 86.87 12/08/2023 15:19:09 -70.34, 127.06 87.04 49.73 70
10 12/08/2023 16:08:34 69.91, -66.01 92.55 12/08/2023 16:08:42 69.90, -65.93 92.53 3.28 8
11 12/08/2023 16:59:15 -69.76, 101.55 87.61 12/08/2023 16:58:13 -69.74, 101.48 87.63 3.09 62
12 12/11/2023 07:34:45 -69.97,-117.63 87.15 12/11/2023 07:35:42 -69.94,-117.63 87.19 3.49 57
13 12/11/2023 08:25:28 69.81, 49.91 92.70 12/11/2023 08:25:09 69.82, 49.85 92.71 2.28 19

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 11/28/2023
SNOs_Map_NOAA-21_LANDSAT-9_20231128.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 11/28/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9