Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and FY3D Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/5/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Distance(km) Time Diff (sec)
1 12/07/2022 04:57:10 -81.21,-132.61 72.50 12/07/2022 04:55:56 -81.20,-132.45 72.49 2.75 74
2 12/07/2022 05:47:54 81.21, 34.74 107.50 12/07/2022 05:46:43 81.20, 34.56 107.56 3.02 71
3 12/07/2022 06:38:20 -81.20,-157.72 72.52 12/07/2022 06:37:27 -81.20,-157.54 72.52 2.98 53
4 12/07/2022 07:29:04 81.20, 9.63 107.48 12/07/2022 07:28:14 81.20, 9.47 107.53 2.72 50
5 12/07/2022 08:19:31 -81.21, 176.80 72.49 12/07/2022 08:18:59 -81.20, 176.98 72.50 3.21 32
6 12/07/2022 09:10:14 81.20, -15.48 107.47 12/07/2022 09:09:45 81.20, -15.62 107.50 2.47 29
7 12/07/2022 10:00:41 -81.20, 151.69 72.50 12/07/2022 10:00:31 -81.20, 151.50 72.48 3.17 10
8 12/07/2022 10:51:25 81.20, -40.97 107.50 12/07/2022 10:51:17 81.20, -41.10 107.52 2.18 8
9 12/07/2022 11:41:51 -81.20, 126.58 72.52 12/07/2022 11:42:02 -81.20, 126.41 72.50 2.94 11
10 12/07/2022 12:32:35 81.20, -66.08 107.49 12/07/2022 12:32:48 81.20, -66.19 107.50 1.91 13
11 12/07/2022 13:23:02 -81.20, 101.09 72.48 12/07/2022 13:23:34 -81.20, 100.93 72.48 2.75 32
12 12/07/2022 14:13:46 81.20, -91.57 107.52 12/07/2022 14:14:20 81.20, -91.67 107.52 1.66 34
13 12/07/2022 15:04:12 -81.20, 75.99 72.50 12/07/2022 15:05:05 -81.20, 75.84 72.51 2.49 53
14 12/07/2022 15:54:56 81.20,-116.68 107.51 12/07/2022 15:55:51 81.20,-116.76 107.49 1.35 55

Figure of NOAA-21 and FY3D satellite orbits during SNOs since TLE Epoch: 12/5/2022
SNOs_Map_NOAA-21_FY3D_20221205.jpg

Download SNOs between NOAA-21 and FY3D since TLE EPOCH: 12/05/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and FY3D