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: 12/13/2022
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 12/13/2022 07:53:29 -70.18,-122.00 86.77 12/13/2022 07:54:28 -70.17,-121.97 86.78 1.64 59
2 12/13/2022 08:44:13 70.06, 45.49 93.12 12/13/2022 08:43:55 70.07, 45.53 93.13 1.99 18
3 12/13/2022 09:34:41 -69.75,-146.68 87.20 12/13/2022 09:33:28 -69.79,-147.22 87.15 21.38 73
4 12/16/2022 04:17:41 70.14, 112.02 93.36 12/16/2022 04:18:09 70.12, 112.04 93.34 2.10 28
5 12/16/2022 05:08:13 -70.02, -80.45 86.77 12/16/2022 05:07:39 -70.01, -80.48 86.78 1.72 34
6 12/18/2022 23:51:09 70.29, 178.43 93.61 12/18/2022 23:52:20 70.26, 178.68 93.57 9.81 71
7 12/19/2022 00:41:40 -70.10, -13.92 86.59 12/19/2022 00:41:51 -70.10, -13.92 86.59 0.16 11
8 12/19/2022 01:32:24 70.01, 153.52 93.33 12/19/2022 01:31:18 69.99, 153.57 93.31 3.30 66
9 12/21/2022 20:15:08 -70.19, 52.59 86.46 12/21/2022 20:16:04 -70.16, 52.62 86.49 2.92 56
10 12/21/2022 21:05:51 70.07,-139.93 93.43 12/21/2022 21:05:31 70.05,-139.90 93.41 2.93 20
11 12/21/2022 21:56:17 -69.60, 28.13 87.06 12/21/2022 21:55:06 -69.67, 27.21 86.97 36.80 71
12 12/24/2022 16:39:17 70.10, -73.33 93.44 12/24/2022 16:39:44 70.09, -73.40 93.42 2.98 27
13 12/24/2022 17:29:51 -70.02, 94.15 86.66 12/24/2022 17:29:13 -70.04, 94.17 86.63 2.67 38

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/13/2022
SNOs_Map_NOAA-21_LANDSAT-9_20221213.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 12/13/2022 in txt file.

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