Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/26/2022
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 03/10/2022 22:46:41 81.23, 137.51 89.85 03/10/2022 22:47:56 81.23, 137.60 89.79 1.56 75
2 03/10/2022 23:37:26 -81.23, -55.07 90.19 03/10/2022 23:38:41 -81.23, -55.04 90.23 0.60 75
3 03/11/2022 00:28:12 81.23, 112.30 89.80 03/11/2022 00:29:26 81.23, 112.19 89.77 1.95 74
4 03/11/2022 01:18:57 -81.23, -80.28 90.24 03/11/2022 01:20:11 -81.23, -80.45 90.26 2.88 74
5 03/11/2022 02:09:44 81.23, 86.71 89.80 03/11/2022 02:10:56 81.23, 86.78 89.75 1.22 72
6 03/11/2022 03:00:29 -81.23,-105.87 90.24 03/11/2022 03:01:41 -81.23,-105.86 90.28 0.30 72
7 03/11/2022 03:51:15 81.23, 61.50 89.75 03/11/2022 03:52:26 81.23, 61.37 89.72 2.32 71
8 03/11/2022 04:42:00 -81.23,-131.08 90.29 03/11/2022 04:43:11 -81.23,-131.27 90.30 3.24 71
9 03/11/2022 05:32:46 81.23, 36.30 89.69 03/11/2022 05:33:55 81.23, 36.34 89.65 0.84 69
10 03/11/2022 06:23:32 -81.23,-156.67 90.29 03/11/2022 06:24:41 -81.23,-156.68 90.33 0.32 69
11 03/11/2022 07:14:17 81.23, 11.09 89.64 03/11/2022 07:15:25 81.23, 10.93 89.62 2.69 68
12 03/11/2022 08:05:03 -81.23, 178.12 90.34 03/11/2022 08:06:10 -81.23, 178.30 90.40 2.98 67
13 03/11/2022 08:55:49 81.23, -14.50 89.64 03/11/2022 08:56:55 81.23, -14.48 89.60 0.47 66
14 03/11/2022 09:46:34 -81.23, 152.92 90.39 03/11/2022 09:47:40 -81.23, 152.89 90.43 0.54 66
15 03/11/2022 10:37:20 81.23, -39.71 89.59 03/11/2022 10:38:25 81.23, -39.89 89.58 3.04 65
16 03/11/2022 11:28:06 -81.23, 127.32 90.39 03/11/2022 11:29:10 -81.23, 127.48 90.45 2.62 64
17 03/11/2022 12:18:52 81.23, -65.30 89.59 03/11/2022 12:19:55 81.23, -65.30 89.55 0.10 63
18 03/11/2022 13:09:37 -81.23, 102.12 90.44 03/11/2022 13:10:40 -81.23, 102.07 90.47 0.86 63
19 03/11/2022 14:00:24 81.23, -90.90 89.59 03/11/2022 14:01:25 81.23, -90.71 89.53 3.23 61
20 03/11/2022 14:51:09 -81.23, 76.52 90.44 03/11/2022 14:52:10 -81.23, 76.66 90.50 2.26 61
21 03/11/2022 15:41:55 81.23,-116.10 89.54 03/11/2022 15:42:55 81.23,-116.12 89.51 0.29 60
22 03/11/2022 16:32:40 -81.23, 51.32 90.49 03/11/2022 16:33:40 -81.23, 51.25 90.52 1.22 60
23 03/11/2022 17:23:26 81.23,-141.31 89.49 03/11/2022 17:24:24 81.22,-141.14 89.43 2.87 58
24 03/11/2022 18:14:12 -81.23, 25.72 90.49 03/11/2022 18:15:10 -81.23, 25.84 90.54 1.90 58
25 03/11/2022 19:04:58 81.23,-166.90 89.49 03/11/2022 19:05:55 81.23,-166.94 89.46 0.67 57
26 03/11/2022 19:55:43 -81.23, 0.52 90.55 03/11/2022 19:56:40 -81.23, 0.43 90.56 1.58 57
27 03/11/2022 20:46:29 81.23, 167.89 89.44 03/11/2022 20:47:24 81.23, 168.04 89.38 2.50 55
28 03/11/2022 21:37:15 -81.23, -25.08 90.54 03/11/2022 21:38:10 -81.23, -24.98 90.59 1.56 55
29 03/11/2022 22:28:00 81.23, 142.68 89.39 03/11/2022 22:28:54 81.23, 142.62 89.36 1.03 54
30 03/11/2022 23:18:46 -81.23, -50.28 90.60 03/11/2022 23:19:40 -81.23, -50.39 90.61 1.95 54
31 03/12/2022 00:09:32 81.23, 117.09 89.39 03/12/2022 00:10:24 81.23, 117.21 89.34 2.14 52
32 03/12/2022 01:00:17 -81.23, -75.49 90.65 03/12/2022 01:01:09 -81.23, -75.42 90.69 1.19 52
33 03/12/2022 01:51:03 81.23, 91.88 89.33 03/12/2022 01:51:54 81.23, 91.80 89.32 1.36 51
34 03/12/2022 02:41:48 -81.23,-100.69 90.70 03/12/2022 02:42:39 -81.23,-100.83 90.71 2.32 51
35 03/12/2022 03:32:35 81.23, 66.29 89.34 03/12/2022 03:33:24 81.23, 66.39 89.29 1.78 49
36 03/12/2022 04:23:20 -81.23,-126.29 90.70 03/12/2022 04:24:09 -81.23,-126.24 90.73 0.82 49

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 2/26/2022
SNOs_Map_FY3D_NPP_20220226.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 02/26/2022 in txt file.

Historial Predications of SNOs between FY3D and NPP