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: 9/18/2023
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 09/18/2023 03:28:41 81.18, 70.53 83.06 09/18/2023 03:27:44 81.18, 70.39 83.11 2.53 57
2 09/18/2023 04:19:27 -81.18,-122.08 96.94 09/18/2023 04:18:28 -81.17,-121.92 96.93 2.85 59
3 09/18/2023 05:10:12 81.18, 45.29 83.07 09/18/2023 05:09:13 81.17, 45.33 83.09 0.71 59
4 09/18/2023 06:00:58 -81.18,-147.32 96.93 09/18/2023 05:59:58 -81.17,-147.36 96.90 0.77 60
5 09/18/2023 06:51:43 81.18, 20.05 83.08 09/18/2023 06:50:43 81.18, 19.89 83.13 2.86 60
6 09/18/2023 07:42:30 -81.18,-172.94 96.88 09/18/2023 07:41:28 -81.18,-172.80 96.86 2.49 62
7 09/18/2023 08:33:15 81.18, -5.57 83.14 09/18/2023 08:32:13 81.18, -5.55 83.17 0.32 62
8 09/18/2023 09:24:01 -81.18, 161.82 96.87 09/18/2023 09:22:58 -81.18, 161.76 96.83 0.96 63
9 09/18/2023 10:14:46 81.18, -30.81 83.14 09/18/2023 10:13:43 81.18, -30.99 83.20 3.15 63
10 09/18/2023 11:05:33 -81.18, 136.20 96.81 09/18/2023 11:04:28 -81.18, 136.32 96.79 2.20 65
11 09/18/2023 11:56:18 81.18, -56.44 83.20 09/18/2023 11:55:13 81.18, -56.44 83.24 0.51 65
12 09/18/2023 12:47:04 -81.18, 110.96 96.80 09/18/2023 12:45:58 -81.18, 110.88 96.76 1.35 66
13 09/18/2023 13:37:49 81.18, -81.68 83.21 09/18/2023 13:36:42 81.17, -81.50 83.22 3.12 67
14 09/18/2023 14:28:35 -81.18, 85.72 96.79 09/18/2023 14:27:27 -81.17, 85.82 96.77 1.85 68
15 09/18/2023 15:19:20 81.18,-106.91 83.22 09/18/2023 15:18:12 81.17,-106.94 83.26 0.49 68
16 09/18/2023 16:10:06 -81.18, 60.48 96.79 09/18/2023 16:08:57 -81.17, 60.38 96.74 1.72 69
17 09/18/2023 17:00:52 81.18,-132.54 83.28 09/18/2023 16:59:42 81.18,-132.38 83.29 2.79 70
18 09/18/2023 17:51:38 -81.18, 34.86 96.73 09/18/2023 17:50:27 -81.18, 34.94 96.70 1.46 71
19 09/18/2023 18:42:23 81.18,-157.78 83.28 09/18/2023 18:41:12 81.18,-157.82 83.33 0.68 71
20 09/18/2023 19:33:09 -81.18, 9.62 96.72 09/18/2023 19:31:57 -81.18, 9.50 96.67 1.99 72
21 09/18/2023 20:23:55 81.18, 176.59 83.34 09/18/2023 20:22:42 81.18, 176.74 83.36 2.52 73
22 09/18/2023 21:14:41 -81.18, -16.01 96.66 09/18/2023 21:13:27 -81.18, -15.94 96.63 1.20 74
23 09/18/2023 22:05:26 81.18, 151.35 83.35 09/18/2023 22:04:12 81.18, 151.30 83.40 1.11 74
24 09/18/2023 22:56:12 -81.18, -41.24 96.65 09/18/2023 22:54:57 -81.18, -41.38 96.60 2.35 75

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 9/18/2023
SNOs_Map_FY3D_NPP_20230918.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 09/18/2023 in txt file.

Historial Predications of SNOs between FY3D and NPP