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: 12/6/2022
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 04:57:09 -81.20,-132.50 72.52 12/07/2022 04:55:55 -81.20,-132.36 72.50 2.49 74
2 12/07/2022 05:47:53 81.20, 34.85 107.49 12/07/2022 05:46:42 81.20, 34.66 107.55 3.17 71
3 12/07/2022 06:38:19 -81.20,-157.61 72.54 12/07/2022 06:37:26 -81.20,-157.45 72.53 2.74 53
4 12/07/2022 07:29:03 81.20, 9.74 107.47 12/07/2022 07:28:13 81.20, 9.57 107.52 2.91 50
5 12/07/2022 08:19:30 -81.20, 176.90 72.50 12/07/2022 08:18:58 -81.20, 177.07 72.51 2.94 32
6 12/07/2022 09:10:14 81.20, -15.76 107.51 12/07/2022 09:09:45 81.20, -15.91 107.54 2.65 29
7 12/07/2022 10:00:40 -81.20, 151.79 72.52 12/07/2022 10:00:29 -81.20, 151.98 72.54 3.17 11
8 12/07/2022 10:51:24 81.20, -40.87 107.49 12/07/2022 10:51:16 81.20, -41.00 107.51 2.36 8
9 12/07/2022 11:41:50 -81.19, 126.69 72.53 12/07/2022 11:42:01 -81.20, 126.50 72.51 3.22 11
10 12/07/2022 12:32:34 81.19, -65.98 107.47 12/07/2022 12:32:47 81.20, -66.10 107.48 2.13 13
11 12/07/2022 13:23:01 -81.20, 101.20 72.50 12/07/2022 13:23:33 -81.20, 101.02 72.49 2.99 32
12 12/07/2022 14:13:45 81.20, -91.47 107.51 12/07/2022 14:14:19 81.20, -91.58 107.50 1.83 34
13 12/07/2022 15:04:11 -81.19, 76.09 72.52 12/07/2022 15:05:04 -81.20, 75.93 72.52 2.77 53
14 12/07/2022 15:54:55 81.19,-116.58 107.49 12/07/2022 15:55:50 81.20,-116.67 107.48 1.57 55

Figure of NOAA-21 and FY3D satellite orbits during SNOs since TLE Epoch: 12/6/2022
SNOs_Map_NOAA-21_FY3D_20221206.jpg

Download SNOs between NOAA-21 and FY3D since TLE EPOCH: 12/06/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and FY3D