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: 9/2/2023
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 09/11/2023 23:25:33 -81.18, -50.10 99.04 09/11/2023 23:26:46 -81.17, -48.99 99.22 18.93 73
2 09/12/2023 00:16:16 81.18, 118.02 80.88 09/12/2023 00:17:31 81.18, 118.18 80.82 2.76 75
3 09/12/2023 01:07:02 -81.18, -74.56 99.13 09/12/2023 01:08:16 -81.18, -74.43 99.19 2.33 74
4 09/12/2023 01:57:47 81.18, 92.78 80.88 09/12/2023 01:59:01 81.18, 92.74 80.85 0.71 74
5 09/12/2023 02:48:33 -81.18, -99.80 99.12 09/12/2023 02:49:46 -81.18, -99.86 99.15 1.16 73
6 09/12/2023 03:39:19 81.18, 67.16 80.94 09/12/2023 03:40:31 81.18, 67.30 80.89 2.49 72
7 09/12/2023 04:30:05 -81.18,-125.42 99.07 09/12/2023 04:31:16 -81.18,-125.30 99.12 1.99 71
8 09/12/2023 05:20:50 81.18, 41.93 80.95 09/12/2023 05:22:01 81.18, 41.87 80.92 1.12 71
9 09/12/2023 06:11:36 -81.18,-150.65 99.06 09/12/2023 06:12:46 -81.18,-150.74 99.08 1.47 70
10 09/12/2023 07:02:21 81.18, 16.69 80.96 09/12/2023 07:03:30 81.17, 16.81 80.90 2.12 69
11 09/12/2023 07:53:08 -81.18,-176.27 99.00 09/12/2023 07:54:16 -81.18,-176.17 99.05 1.75 68
12 09/12/2023 08:43:52 81.18, -8.54 80.96 09/12/2023 08:45:00 81.18, -8.62 80.94 1.45 68
13 09/12/2023 09:34:39 -81.18, 158.50 99.00 09/12/2023 09:35:46 -81.18, 158.39 99.01 1.88 67
14 09/12/2023 10:25:24 81.18, -34.16 81.02 09/12/2023 10:26:30 81.18, -34.06 80.97 1.76 66
15 09/12/2023 11:16:10 -81.18, 133.26 98.99 09/12/2023 11:17:15 -81.18, 133.34 99.03 1.33 65
16 09/12/2023 12:06:55 81.18, -59.40 81.03 09/12/2023 12:08:00 81.18, -59.50 81.00 1.70 65
17 09/12/2023 12:57:41 -81.18, 108.03 98.98 09/12/2023 12:58:45 -81.18, 107.90 99.00 2.21 64
18 09/12/2023 13:48:27 81.18, -85.02 81.08 09/12/2023 13:49:30 81.18, -84.94 81.04 1.50 63
19 09/12/2023 14:39:13 -81.18, 82.41 98.92 09/12/2023 14:40:15 -81.18, 82.46 98.97 0.95 62
20 09/12/2023 15:29:58 81.18,-110.26 81.09 09/12/2023 15:31:00 81.18,-110.37 81.07 2.05 62
21 09/12/2023 16:20:44 -81.18, 57.17 98.92 09/12/2023 16:21:45 -81.18, 57.03 98.93 2.51 61
22 09/12/2023 17:11:29 81.18,-135.49 81.10 09/12/2023 17:12:29 81.17,-135.43 81.05 1.21 60
23 09/12/2023 18:02:16 -81.18, 31.55 98.86 09/12/2023 18:03:15 -81.18, 31.59 98.90 0.76 59
24 09/12/2023 18:53:00 81.18,-160.72 81.10 09/12/2023 18:53:59 81.18,-160.87 81.09 2.43 59
25 09/12/2023 19:43:47 -81.18, 6.32 98.85 09/12/2023 19:44:45 -81.18, 6.16 98.86 2.87 58
26 09/12/2023 20:34:32 81.18, 173.65 81.16 09/12/2023 20:35:29 81.18, 173.70 81.12 0.78 57
27 09/12/2023 21:25:18 -81.18, -18.91 98.85 09/12/2023 21:26:14 -81.17, -18.90 98.88 0.52 56
28 09/12/2023 22:16:03 81.18, 148.42 81.17 09/12/2023 22:16:59 81.18, 148.26 81.16 2.69 56
29 09/12/2023 23:06:48 -81.18, -44.15 98.84 09/12/2023 23:07:43 -81.18, -44.34 98.85 3.25 55
30 09/12/2023 23:57:34 81.18, 122.80 81.23 09/12/2023 23:58:28 81.18, 122.82 81.19 0.55 54
31 09/13/2023 00:48:20 -81.18, -69.77 98.78 09/13/2023 00:49:13 -81.18, -69.77 98.81 0.11 53
32 09/13/2023 01:39:05 81.18, 97.56 81.23 09/13/2023 01:39:58 81.18, 97.39 81.23 3.01 53
33 09/13/2023 02:29:52 -81.18, -95.39 98.73 09/13/2023 02:30:43 -81.18, -95.21 98.78 3.05 51
34 09/13/2023 03:20:36 81.18, 72.33 81.24 09/13/2023 03:21:27 81.17, 72.33 81.21 0.62 51
35 09/13/2023 04:11:23 -81.18,-120.62 98.72 09/13/2023 04:12:13 -81.18,-120.65 98.74 0.55 50
36 09/13/2023 05:02:08 81.18, 46.70 81.30 09/13/2023 05:02:57 81.18, 46.89 81.24 3.25 49
37 09/13/2023 05:52:54 -81.18,-145.86 98.71 09/13/2023 05:53:42 -81.17,-145.70 98.76 2.71 48
38 09/13/2023 06:43:39 81.18, 21.47 81.30 09/13/2023 06:44:27 81.18, 21.46 81.28 0.29 48
39 09/13/2023 07:34:25 -81.18,-171.09 98.71 09/13/2023 07:35:12 -81.17,-171.14 98.73 0.97 47
40 09/13/2023 08:25:11 81.18, -4.15 81.36 09/13/2023 08:25:57 81.18, -3.98 81.31 2.94 46
41 09/13/2023 09:15:57 -81.18, 163.29 98.65 09/13/2023 09:16:42 -81.18, 163.42 98.69 2.33 45
42 09/13/2023 10:06:42 81.18, -29.39 81.37 09/13/2023 10:07:27 81.18, -29.42 81.35 0.57 45
43 09/13/2023 10:57:28 -81.18, 138.05 98.64 09/13/2023 10:58:12 -81.18, 137.99 98.66 1.14 44
44 09/13/2023 11:48:13 81.18, -54.62 81.38 09/13/2023 11:48:56 81.17, -54.47 81.33 2.66 43
45 09/13/2023 12:39:00 -81.18, 112.43 98.58 09/13/2023 12:39:42 -81.18, 112.55 98.62 2.01 42
46 09/13/2023 13:29:45 81.18, -80.25 81.43 09/13/2023 13:30:27 81.18, -80.29 81.42 1.04 42
47 09/13/2023 14:20:31 -81.18, 87.20 98.58 09/13/2023 14:21:12 -81.18, 87.11 98.59 1.48 41
48 09/13/2023 15:11:16 81.18,-105.48 81.44 09/13/2023 15:11:56 81.18,-105.35 81.40 2.28 40
49 09/13/2023 16:02:02 -81.18, 61.96 98.57 09/13/2023 16:02:41 -81.17, 62.06 98.61 1.74 39
50 09/13/2023 16:52:47 81.18,-130.72 81.45 09/13/2023 16:53:26 81.18,-130.79 81.43 1.23 39
51 09/13/2023 17:43:34 -81.18, 36.34 98.51 09/13/2023 17:44:12 -81.19, 36.24 98.52 1.90 38
52 09/13/2023 18:34:19 81.18,-156.34 81.50 09/13/2023 18:34:56 81.18,-156.22 81.47 1.96 37
53 09/13/2023 19:25:05 -81.18, 11.11 98.51 09/13/2023 19:25:41 -81.18, 11.18 98.54 1.32 36
54 09/13/2023 20:15:50 81.18, 178.43 81.51 09/13/2023 20:16:26 81.18, 178.34 81.50 1.51 36
55 09/13/2023 21:06:36 -81.18, -14.13 98.50 09/13/2023 21:07:11 -81.18, -14.25 98.50 2.17 35
56 09/13/2023 21:57:22 81.18, 152.80 81.57 09/13/2023 21:57:56 81.18, 152.90 81.54 1.73 34
57 09/13/2023 22:48:08 -81.18, -39.75 98.44 09/13/2023 22:48:41 -81.18, -39.69 98.47 0.98 33
58 09/13/2023 23:38:53 81.18, 127.57 81.58 09/13/2023 23:39:26 81.18, 127.46 81.57 1.90 33
59 09/14/2023 00:29:39 -81.18, -64.98 98.43 09/14/2023 00:30:11 -81.18, -65.13 98.43 2.49 32
60 09/14/2023 01:20:24 81.18, 102.33 81.58 09/14/2023 01:20:55 81.18, 102.41 81.56 1.33 31
61 09/14/2023 02:11:11 -81.18, -90.60 98.38 09/14/2023 02:11:41 -81.18, -90.56 98.40 0.86 30
62 09/14/2023 03:01:55 81.18, 77.10 81.59 09/14/2023 03:02:25 81.18, 76.97 81.59 2.21 30
63 09/14/2023 03:52:42 -81.18,-115.84 98.37 09/14/2023 03:53:11 -81.19,-116.00 98.36 2.87 29
64 09/14/2023 04:43:27 81.18, 51.47 81.65 09/14/2023 04:43:55 81.18, 51.53 81.63 0.97 28
65 09/14/2023 05:34:13 -81.18,-141.07 98.36 09/14/2023 05:34:40 -81.18,-141.06 98.38 0.42 27
66 09/14/2023 06:24:58 81.18, 26.24 81.66 09/14/2023 06:25:25 81.18, 26.09 81.66 2.49 27
67 09/14/2023 07:15:44 -81.18,-166.31 98.36 09/14/2023 07:16:10 -81.18,-166.49 98.35 3.20 26
68 09/14/2023 08:06:30 81.18, 0.62 81.71 09/14/2023 08:06:55 81.18, 0.66 81.70 0.81 25
69 09/14/2023 08:57:16 -81.18, 168.07 98.30 09/14/2023 08:57:40 -81.18, 168.07 98.31 0.10 24
70 09/14/2023 09:48:01 81.18, -24.62 81.72 09/14/2023 09:48:25 81.18, -24.78 81.73 2.84 24
71 09/14/2023 10:38:48 -81.18, 142.45 98.24 09/14/2023 10:39:10 -81.18, 142.63 98.28 3.10 22
72 09/14/2023 11:29:32 81.18, -49.85 81.73 09/14/2023 11:29:54 81.18, -49.84 81.71 0.52 22
73 09/14/2023 12:20:19 -81.18, 117.22 98.24 09/14/2023 12:20:40 -81.18, 117.19 98.24 0.62 21
74 09/14/2023 13:11:03 81.18, -75.09 81.73 09/14/2023 13:11:24 81.18, -75.28 81.75 3.18 21
75 09/14/2023 14:01:50 -81.18, 91.98 98.23 09/14/2023 14:02:09 -81.17, 92.14 98.26 2.72 19
76 09/14/2023 14:52:35 81.18,-100.71 81.79 09/14/2023 14:52:54 81.18,-100.71 81.78 0.01 19
77 09/14/2023 15:43:21 -81.18, 66.75 98.22 09/14/2023 15:43:39 -81.18, 66.70 98.23 0.86 18
78 09/14/2023 16:34:07 81.18,-126.34 81.85 09/14/2023 16:34:24 81.18,-126.15 81.82 3.17 17
79 09/14/2023 17:24:53 -81.18, 41.12 98.16 09/14/2023 17:25:09 -81.18, 41.26 98.19 2.37 16
80 09/14/2023 18:15:38 81.18,-151.57 81.86 09/14/2023 18:15:54 81.18,-151.59 81.85 0.51 16
81 09/14/2023 19:06:24 -81.18, 15.89 98.16 09/14/2023 19:06:39 -81.18, 15.83 98.16 1.08 15
82 09/14/2023 19:57:09 81.18,-176.81 81.86 09/14/2023 19:57:23 81.17,-176.65 81.83 2.83 14
83 09/14/2023 20:47:56 -81.18, -9.73 98.10 09/14/2023 20:48:09 -81.18, -9.61 98.12 2.08 13
84 09/14/2023 21:38:40 81.18, 157.96 81.87 09/14/2023 21:38:53 81.18, 157.92 81.87 0.83 13
85 09/14/2023 22:29:27 -81.18, -34.97 98.09 09/14/2023 22:29:39 -81.18, -35.05 98.09 1.47 12
86 09/14/2023 23:20:12 81.18, 132.33 81.93 09/14/2023 23:20:23 81.18, 132.48 81.90 2.48 11
87 09/15/2023 00:10:58 -81.18, -60.20 98.08 09/15/2023 00:11:08 -81.17, -60.11 98.10 1.74 10
88 09/15/2023 01:01:43 81.18, 107.10 81.94 09/15/2023 01:01:53 81.18, 107.04 81.94 0.99 10
89 09/15/2023 01:52:28 -81.18, -85.44 98.08 09/15/2023 01:52:37 -81.18, -85.54 98.07 1.84 9
90 09/15/2023 02:43:14 81.18, 81.47 81.99 09/15/2023 02:43:22 81.18, 81.60 81.97 2.19 8
91 09/15/2023 03:34:00 -81.18,-111.06 98.02 09/15/2023 03:34:07 -81.18,-110.98 98.03 1.35 7
92 09/15/2023 04:24:45 81.18, 56.24 82.00 09/15/2023 04:24:52 81.18, 56.16 82.01 1.34 7
93 09/15/2023 05:15:31 -81.18,-136.30 98.01 09/15/2023 05:15:37 -81.18,-136.42 98.00 2.10 6
94 09/15/2023 06:06:16 81.18, 31.00 82.01 09/15/2023 06:06:21 81.17, 31.11 81.99 1.89 5
95 09/15/2023 06:57:03 -81.18,-161.92 97.96 09/15/2023 06:57:07 -81.18,-161.86 97.96 1.08 4
96 09/15/2023 07:47:47 81.18, 5.77 82.02 09/15/2023 07:47:51 81.18, 5.67 82.02 1.73 4
97 09/15/2023 08:38:34 -81.18, 172.85 97.95 09/15/2023 08:38:37 -81.18, 172.71 97.93 2.45 3
98 09/15/2023 09:29:19 81.18, -19.86 82.07 09/15/2023 09:29:21 81.18, -19.77 82.06 1.51 2
99 09/15/2023 10:20:05 -81.18, 147.61 97.94 09/15/2023 10:20:06 -81.17, 147.65 97.95 0.85 1
100 09/15/2023 11:10:50 81.18, -45.09 82.08 09/15/2023 11:10:51 81.18, -45.21 82.09 1.96 1
101 09/15/2023 12:01:36 -81.18, 122.38 97.93 09/15/2023 12:01:36 -81.18, 122.21 97.91 2.85 0
102 09/15/2023 12:52:22 81.18, -70.72 82.14 09/15/2023 12:52:21 81.18, -70.65 82.13 1.23 1
103 09/15/2023 13:43:08 -81.18, 96.75 97.88 09/15/2023 13:43:06 -81.18, 96.77 97.88 0.36 2
104 09/15/2023 14:33:53 81.18, -95.95 82.14 09/15/2023 14:33:51 81.18, -96.09 82.17 2.28 2
105 09/15/2023 15:24:39 -81.18, 71.52 97.87 09/15/2023 15:24:36 -81.18, 71.33 97.84 3.12 3
106 09/15/2023 16:15:24 81.18,-121.19 82.15 09/15/2023 16:15:20 81.17,-121.14 82.15 1.03 4
107 09/15/2023 17:06:11 -81.18, 45.90 97.81 09/15/2023 17:06:06 -81.18, 45.90 97.81 0.27 5
108 09/15/2023 17:56:56 81.18,-146.81 82.21 09/15/2023 17:56:51 81.19,-146.96 82.24 2.66 5
109 09/15/2023 18:47:42 -81.18, 20.66 97.80 09/15/2023 18:47:35 -81.17, 20.84 97.83 3.15 7
110 09/15/2023 19:38:27 81.18,-172.05 82.22 09/15/2023 19:38:20 81.18,-172.02 82.22 0.56 7
111 09/15/2023 20:29:13 -81.18, -4.58 97.80 09/15/2023 20:29:05 -81.17, -4.60 97.79 0.70 8
112 09/15/2023 21:19:58 81.18, 162.71 82.23 09/15/2023 21:19:50 81.18, 162.54 82.25 2.93 8
113 09/15/2023 22:10:45 -81.18, -30.20 97.74 09/15/2023 22:10:35 -81.18, -30.04 97.76 2.78 10
114 09/15/2023 23:01:30 81.18, 137.09 82.28 09/15/2023 23:01:20 81.18, 137.10 82.29 0.32 10
115 09/15/2023 23:52:16 -81.18, -55.43 97.73 09/15/2023 23:52:05 -81.18, -55.47 97.72 0.71 11
116 09/16/2023 00:43:01 81.18, 111.85 82.29 09/16/2023 00:42:50 81.18, 111.66 82.32 3.24 11
117 09/16/2023 01:33:48 -81.18, -81.06 97.67 09/16/2023 01:33:35 -81.18, -80.91 97.69 2.46 13

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 9/2/2023
SNOs_Map_FY3D_NPP_20230902.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 09/02/2023 in txt file.

Historial Predications of SNOs between FY3D and NPP