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: 12/3/2022
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,-132.32 72.55 12/07/2022 04:55:56 -81.20,-132.49 72.48 3.03 73
2 12/07/2022 05:47:53 81.20, 35.02 107.46 12/07/2022 05:46:42 81.20, 34.90 107.52 2.23 71
3 12/07/2022 06:38:20 -81.20,-157.81 72.51 12/07/2022 06:37:28 -81.20,-157.97 72.46 2.81 52
4 12/07/2022 07:29:04 81.20, 9.53 107.50 12/07/2022 07:28:14 81.20, 9.42 107.54 1.94 50
5 12/07/2022 08:19:30 -81.20, 177.09 72.53 12/07/2022 08:18:59 -81.20, 176.94 72.49 2.55 31
6 12/07/2022 09:10:14 81.20, -15.58 107.48 12/07/2022 09:09:45 81.20, -15.67 107.51 1.65 29
7 12/07/2022 10:00:40 -81.19, 151.98 72.54 12/07/2022 10:00:30 -81.20, 151.85 72.52 2.35 10
8 12/07/2022 10:51:25 81.20, -41.07 107.52 12/07/2022 10:51:17 81.20, -41.15 107.53 1.40 8
9 12/07/2022 11:41:51 -81.20, 126.49 72.51 12/07/2022 11:42:02 -81.20, 126.37 72.50 2.07 11
10 12/07/2022 12:32:35 81.20, -66.18 107.50 12/07/2022 12:32:48 81.20, -66.24 107.50 1.06 13
11 12/07/2022 13:23:01 -81.19, 101.38 72.53 12/07/2022 13:23:33 -81.20, 101.28 72.53 1.85 32
12 12/07/2022 14:13:45 81.19, -91.29 107.48 12/07/2022 14:14:19 81.20, -91.34 107.47 0.84 34
13 12/07/2022 15:04:12 -81.20, 75.89 72.49 12/07/2022 15:05:05 -81.20, 75.80 72.51 1.60 53
14 12/07/2022 15:54:56 81.20,-116.79 107.52 12/07/2022 15:55:51 81.20,-116.82 107.49 0.51 55

Figure of NOAA-21 and FY3D satellite orbits during SNOs since TLE Epoch: 12/3/2022
SNOs_Map_NOAA-21_FY3D_20221203.jpg

Download SNOs between NOAA-21 and FY3D since TLE EPOCH: 12/03/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and FY3D