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: 9/14/2023
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 09/14/2023 03:01:55 81.18, 77.16 81.58 09/14/2023 03:02:25 81.18, 76.99 81.59 3.01 30
2 09/14/2023 03:52:42 -81.18,-115.86 98.37 09/14/2023 03:53:10 -81.18,-115.70 98.41 2.86 28
3 09/14/2023 04:43:27 81.18, 51.54 81.64 09/14/2023 04:43:55 81.18, 51.55 81.62 0.16 28
4 09/14/2023 05:34:13 -81.18,-141.10 98.36 09/14/2023 05:34:40 -81.18,-141.14 98.37 0.60 27
5 09/14/2023 06:24:58 81.18, 26.30 81.65 09/14/2023 06:25:25 81.18, 26.11 81.66 3.31 27
6 09/14/2023 07:15:45 -81.18,-166.72 98.30 09/14/2023 07:16:10 -81.18,-166.57 98.34 2.54 25
7 09/14/2023 08:06:30 81.18, 0.68 81.70 09/14/2023 08:06:55 81.18, 0.67 81.69 0.46 25
8 09/14/2023 08:57:16 -81.18, 168.04 98.30 09/14/2023 08:57:40 -81.18, 167.99 98.30 1.01 24
9 09/14/2023 09:48:01 81.18, -24.56 81.71 09/14/2023 09:48:24 81.17, -24.39 81.67 2.97 23
10 09/14/2023 10:38:47 -81.18, 142.81 98.29 09/14/2023 10:39:09 -81.17, 142.93 98.32 2.19 22
11 09/14/2023 11:29:32 81.18, -49.79 81.72 09/14/2023 11:29:54 81.17, -49.82 81.71 0.71 22
12 09/14/2023 12:20:18 -81.18, 117.57 98.28 09/14/2023 12:20:39 -81.17, 117.49 98.29 1.43 21
13 09/14/2023 13:11:04 81.18, -75.42 81.77 09/14/2023 13:11:24 81.18, -75.26 81.74 2.61 20
14 09/14/2023 14:01:50 -81.18, 91.95 98.23 09/14/2023 14:02:09 -81.18, 92.06 98.25 1.79 19
15 09/14/2023 14:52:35 81.18,-100.65 81.78 09/14/2023 14:52:54 81.18,-100.70 81.78 0.86 19
16 09/14/2023 15:43:21 -81.18, 66.72 98.22 09/14/2023 15:43:39 -81.18, 66.62 98.21 1.67 18
17 09/14/2023 16:34:07 81.18,-126.28 81.84 09/14/2023 16:34:24 81.18,-126.14 81.81 2.31 17
18 09/14/2023 17:24:53 -81.18, 41.09 98.16 09/14/2023 17:25:09 -81.18, 41.18 98.18 1.48 16
19 09/14/2023 18:15:38 81.18,-151.51 81.85 09/14/2023 18:15:54 81.18,-151.58 81.85 1.24 16
20 09/14/2023 19:06:24 -81.18, 15.86 98.15 09/14/2023 19:06:39 -81.18, 15.74 98.14 2.03 15
21 09/14/2023 19:57:09 81.18,-176.75 81.85 09/14/2023 19:57:23 81.17,-176.64 81.83 1.98 14
22 09/14/2023 20:47:55 -81.18, -9.38 98.15 09/14/2023 20:48:08 -81.17, -9.32 98.16 1.22 13
23 09/14/2023 21:38:40 81.18, 158.02 81.86 09/14/2023 21:38:53 81.17, 157.92 81.87 1.63 13
24 09/14/2023 22:29:27 -81.18, -35.00 98.09 09/14/2023 22:29:39 -81.18, -35.13 98.07 2.45 12
25 09/14/2023 23:20:12 81.18, 132.39 81.92 09/14/2023 23:20:23 81.18, 132.48 81.90 1.59 11
26 09/15/2023 00:10:58 -81.18, -60.23 98.08 09/15/2023 00:11:08 -81.18, -60.19 98.09 0.75 10
27 09/15/2023 01:01:43 81.18, 107.16 81.93 09/15/2023 01:01:53 81.18, 107.05 81.94 1.88 10
28 09/15/2023 01:52:28 -81.18, -85.47 98.07 09/15/2023 01:52:37 -81.18, -85.63 98.06 2.74 9
29 09/15/2023 02:43:14 81.18, 81.53 81.98 09/15/2023 02:43:22 81.18, 81.61 81.97 1.31 8
30 09/15/2023 03:34:00 -81.18,-111.09 98.02 09/15/2023 03:34:07 -81.18,-111.07 98.02 0.45 7
31 09/15/2023 04:24:45 81.18, 56.30 81.99 09/15/2023 04:24:52 81.18, 56.17 82.01 2.22 7
32 09/15/2023 05:15:31 -81.18,-136.33 98.01 09/15/2023 05:15:37 -81.18,-136.51 97.99 3.08 6
33 09/15/2023 06:06:16 81.18, 31.06 82.00 09/15/2023 06:06:21 81.17, 31.11 81.99 1.06 5
34 09/15/2023 06:57:03 -81.18,-161.95 97.95 09/15/2023 06:57:07 -81.18,-161.95 97.95 0.64 4
35 09/15/2023 07:47:47 81.18, 5.82 82.01 09/15/2023 07:47:51 81.17, 5.67 82.02 2.62 4
36 09/15/2023 08:38:34 -81.18, 172.81 97.94 09/15/2023 08:38:36 -81.17, 173.00 97.97 3.13 2
37 09/15/2023 09:29:19 81.18, -19.80 82.06 09/15/2023 09:29:21 81.18, -19.77 82.06 0.59 2
38 09/15/2023 10:20:05 -81.18, 147.58 97.94 09/15/2023 10:20:06 -81.18, 147.56 97.94 0.41 1
39 09/15/2023 11:10:50 81.18, -45.04 82.07 09/15/2023 11:10:51 81.18, -45.21 82.09 2.89 1
40 09/15/2023 12:01:37 -81.18, 121.96 97.88 09/15/2023 12:01:36 -81.18, 122.12 97.90 2.79 1
41 09/15/2023 12:52:22 81.18, -70.66 82.13 09/15/2023 12:52:21 81.18, -70.65 82.13 0.38 1
42 09/15/2023 13:43:08 -81.18, 96.72 97.87 09/15/2023 13:43:06 -81.18, 96.68 97.87 0.69 2
43 09/15/2023 14:33:53 81.18, -95.90 82.14 09/15/2023 14:33:51 81.18, -96.09 82.16 3.22 2
44 09/15/2023 15:24:39 -81.18, 71.48 97.87 09/15/2023 15:24:35 -81.17, 71.62 97.88 2.50 4
45 09/15/2023 16:15:24 81.18,-121.14 82.14 09/15/2023 16:15:20 81.17,-121.14 82.15 0.60 4
46 09/15/2023 17:06:11 -81.18, 45.86 97.81 09/15/2023 17:06:06 -81.18, 45.80 97.79 1.17 5
47 09/15/2023 17:56:56 81.18,-146.76 82.20 09/15/2023 17:56:50 81.17,-146.58 82.18 3.04 6
48 09/15/2023 18:47:42 -81.18, 20.62 97.80 09/15/2023 18:47:35 -81.17, 20.74 97.81 2.09 7
49 09/15/2023 19:38:27 81.18,-172.00 82.21 09/15/2023 19:38:20 81.18,-172.02 82.22 0.46 7
50 09/15/2023 20:29:13 -81.18, -4.61 97.79 09/15/2023 20:29:05 -81.18, -4.69 97.78 1.42 8
51 09/15/2023 21:19:59 81.18, 162.38 82.27 09/15/2023 21:19:50 81.18, 162.54 82.25 2.72 9
52 09/15/2023 22:10:45 -81.18, -30.23 97.74 09/15/2023 22:10:35 -81.18, -30.13 97.74 1.73 10
53 09/15/2023 23:01:30 81.18, 137.14 82.27 09/15/2023 23:01:20 81.18, 137.10 82.29 0.79 10
54 09/15/2023 23:52:16 -81.18, -55.47 97.73 09/15/2023 23:52:05 -81.18, -55.57 97.71 1.73 11
55 09/16/2023 00:43:01 81.18, 111.90 82.28 09/16/2023 00:42:49 81.17, 112.04 82.27 2.43 12
56 09/16/2023 01:33:48 -81.18, -81.09 97.67 09/16/2023 01:33:35 -81.18, -81.01 97.67 1.49 13
57 09/16/2023 02:24:33 81.18, 86.28 82.34 09/16/2023 02:24:20 81.18, 86.22 82.36 1.26 13
58 09/16/2023 03:15:19 -81.18,-106.33 97.66 09/16/2023 03:15:05 -81.18,-106.45 97.64 2.13 14
59 09/16/2023 04:06:04 81.18, 61.04 82.35 09/16/2023 04:05:49 81.17, 61.16 82.34 2.04 15
60 09/16/2023 04:56:50 -81.18,-131.57 97.66 09/16/2023 04:56:34 -81.17,-131.51 97.66 1.07 16
61 09/16/2023 05:47:35 81.18, 35.80 82.36 09/16/2023 05:47:19 81.18, 35.72 82.37 1.45 16
62 09/16/2023 06:38:21 -81.18,-156.80 97.65 09/16/2023 06:38:04 -81.18,-156.95 97.62 2.47 17
63 09/16/2023 07:29:07 81.18, 10.18 82.41 09/16/2023 07:28:49 81.18, 10.28 82.41 1.72 18
64 09/16/2023 08:19:53 -81.18, 177.57 97.59 09/16/2023 08:19:34 -81.18, 177.61 97.59 0.68 19
65 09/16/2023 09:10:38 81.18, -15.06 82.42 09/16/2023 09:10:19 81.18, -15.16 82.45 1.77 19
66 09/16/2023 10:01:24 -81.18, 152.34 97.58 09/16/2023 10:01:04 -81.18, 152.17 97.55 2.78 20
67 09/16/2023 10:52:09 81.18, -40.30 82.43 09/16/2023 10:51:48 81.17, -40.22 82.43 1.49 21
68 09/16/2023 11:42:56 -81.18, 126.71 97.53 09/16/2023 11:42:34 -81.18, 126.74 97.51 0.60 22
69 09/16/2023 12:33:41 81.18, -65.92 82.49 09/16/2023 12:33:19 81.18, -66.04 82.52 2.17 22
70 09/16/2023 13:24:27 -81.18, 101.48 97.52 09/16/2023 13:24:04 -81.18, 101.30 97.48 3.15 23
71 09/16/2023 14:15:12 81.18, -91.16 82.49 09/16/2023 14:14:48 81.17, -91.10 82.50 1.05 24
72 09/16/2023 15:05:58 -81.18, 76.24 97.51 09/16/2023 15:05:33 -81.17, 76.24 97.50 0.38 25
73 09/16/2023 15:56:43 81.18,-116.40 82.50 09/16/2023 15:56:18 81.18,-116.54 82.53 2.45 25
74 09/16/2023 16:47:30 -81.18, 50.62 97.45 09/16/2023 16:47:03 -81.18, 50.80 97.46 3.08 27
75 09/16/2023 17:38:15 81.18,-142.02 82.56 09/16/2023 17:37:48 81.18,-141.98 82.57 0.73 27
76 09/16/2023 18:29:01 -81.18, 25.38 97.45 09/16/2023 18:28:33 -81.18, 25.36 97.43 0.37 28
77 09/16/2023 19:19:46 81.18,-167.26 82.57 09/16/2023 19:19:18 81.18,-167.42 82.60 2.77 28
78 09/16/2023 20:10:33 -81.18, -0.24 97.39 09/16/2023 20:10:03 -81.18, -0.08 97.39 2.79 30
79 09/16/2023 21:01:18 81.18, 167.12 82.62 09/16/2023 21:00:48 81.18, 167.14 82.64 0.72 30
80 09/16/2023 21:52:04 -81.18, -25.48 97.38 09/16/2023 21:51:33 -81.18, -25.52 97.36 0.84 31
81 09/16/2023 22:42:49 81.18, 141.88 82.63 09/16/2023 22:42:18 81.18, 141.70 82.68 3.14 31
82 09/16/2023 23:33:35 -81.18, -50.72 97.37 09/16/2023 23:33:02 -81.17, -50.58 97.38 2.41 33
83 09/17/2023 00:24:20 81.18, 116.64 82.64 09/17/2023 00:23:47 81.18, 116.64 82.66 0.25 33
84 09/17/2023 01:15:06 -81.18, -75.95 97.36 09/17/2023 01:14:32 -81.17, -76.02 97.34 1.16 34
85 09/17/2023 02:05:52 81.18, 91.02 82.70 09/17/2023 02:05:17 81.18, 91.20 82.69 3.17 35
86 09/17/2023 02:56:38 -81.18,-101.58 97.31 09/17/2023 02:56:02 -81.18,-101.46 97.30 2.04 36
87 09/17/2023 03:47:23 81.18, 65.78 82.71 09/17/2023 03:46:47 81.18, 65.76 82.73 0.35 36
88 09/17/2023 04:38:09 -81.18,-126.82 97.30 09/17/2023 04:37:32 -81.18,-126.90 97.27 1.42 37
89 09/17/2023 05:28:53 81.18, 40.54 82.71 09/17/2023 05:28:15 81.17, 40.70 82.71 2.89 38
90 09/17/2023 06:19:40 -81.18,-152.44 97.24 09/17/2023 06:19:01 -81.18,-152.34 97.23 1.76 39
91 09/17/2023 07:10:25 81.18, 14.91 82.77 09/17/2023 07:09:46 81.18, 14.88 82.80 0.86 39
92 09/17/2023 08:01:11 -81.18,-177.68 97.23 09/17/2023 08:00:31 -81.18,-177.78 97.20 1.80 40
93 09/17/2023 08:51:56 81.18, -10.32 82.78 09/17/2023 08:51:15 81.17, -10.18 82.78 2.50 41
94 09/17/2023 09:42:42 -81.18, 157.09 97.23 09/17/2023 09:42:00 -81.17, 157.16 97.22 1.40 42
95 09/17/2023 10:33:27 81.18, -35.56 82.79 09/17/2023 10:32:45 81.18, -35.62 82.82 1.01 42
96 09/17/2023 11:24:13 -81.18, 131.85 97.22 09/17/2023 11:23:30 -81.17, 131.72 97.18 2.17 43
97 09/17/2023 12:14:59 81.18, -61.19 82.84 09/17/2023 12:14:15 81.18, -61.06 82.85 2.17 44
98 09/17/2023 13:05:45 -81.18, 106.22 97.16 09/17/2023 13:05:00 -81.18, 106.28 97.15 1.00 45
99 09/17/2023 13:56:30 81.18, -86.43 82.85 09/17/2023 13:55:45 81.18, -86.50 82.89 1.31 45
100 09/17/2023 14:47:16 -81.18, 80.99 97.15 09/17/2023 14:46:30 -81.18, 80.84 97.11 2.46 46
101 09/17/2023 15:38:01 81.18,-111.66 82.86 09/17/2023 15:37:14 81.17,-111.56 82.87 1.93 47
102 09/17/2023 16:28:48 -81.18, 55.36 97.10 09/17/2023 16:28:00 -81.18, 55.40 97.07 0.77 48
103 09/17/2023 17:19:33 81.18,-137.29 82.92 09/17/2023 17:18:45 81.18,-137.38 82.96 1.72 48
104 09/17/2023 18:10:19 -81.18, 30.12 97.09 09/17/2023 18:09:30 -81.18, 29.96 97.04 2.82 49
105 09/17/2023 19:01:04 81.18,-162.53 82.93 09/17/2023 19:00:14 81.17,-162.44 82.94 1.51 50
106 09/17/2023 19:51:50 -81.18, 4.89 97.08 09/17/2023 19:50:59 -81.17, 4.90 97.06 0.54 51
107 09/17/2023 20:42:35 81.18, 172.23 82.93 09/17/2023 20:41:44 81.18, 172.12 82.98 1.99 51
108 09/17/2023 21:33:21 -81.18, -20.35 97.07 09/17/2023 21:32:29 -81.18, -20.54 97.02 3.19 52
109 09/17/2023 22:24:07 81.18, 146.61 82.99 09/17/2023 22:23:14 81.18, 146.68 83.01 1.18 53
110 09/17/2023 23:14:53 -81.18, -45.98 97.01 09/17/2023 23:13:59 -81.18, -45.98 96.99 0.06 54
111 09/18/2023 00:05:38 81.18, 121.37 83.00 09/18/2023 00:04:44 81.18, 121.23 83.05 2.30 54
112 09/18/2023 00:56:25 -81.18, -71.60 96.96 09/18/2023 00:55:29 -81.18, -71.42 96.95 3.11 56
113 09/18/2023 01:47:10 81.18, 95.74 83.06 09/18/2023 01:46:14 81.18, 95.79 83.08 1.03 56
114 09/18/2023 02:37:56 -81.18, -96.84 96.95 09/18/2023 02:36:59 -81.18, -96.86 96.91 0.53 57
115 09/18/2023 03:28:41 81.18, 70.50 83.07 09/18/2023 03:27:44 81.18, 70.35 83.12 2.67 57
116 09/18/2023 04:19:27 -81.18,-122.08 96.94 09/18/2023 04:18:28 -81.17,-121.92 96.93 2.75 59
117 09/18/2023 05:10:12 81.18, 45.26 83.07 09/18/2023 05:09:13 81.17, 45.29 83.10 0.56 59
118 09/18/2023 06:00:58 -81.18,-147.31 96.93 09/18/2023 05:59:58 -81.17,-147.36 96.90 0.88 60
119 09/18/2023 06:51:43 81.18, 20.03 83.08 09/18/2023 06:50:43 81.18, 19.85 83.14 2.98 60
120 09/18/2023 07:42:30 -81.18,-172.94 96.88 09/18/2023 07:41:28 -81.18,-172.80 96.86 2.38 62
121 09/18/2023 08:33:15 81.18, -5.60 83.14 09/18/2023 08:32:13 81.18, -5.59 83.17 0.23 62
122 09/18/2023 09:24:01 -81.18, 161.82 96.87 09/18/2023 09:22:58 -81.18, 161.76 96.83 1.08 63
123 09/18/2023 10:14:46 81.18, -30.84 83.15 09/18/2023 10:13:43 81.18, -31.03 83.21 3.29 63
124 09/18/2023 11:05:33 -81.18, 136.20 96.81 09/18/2023 11:04:28 -81.18, 136.32 96.79 2.08 65
125 09/18/2023 11:56:18 81.18, -56.47 83.21 09/18/2023 11:55:13 81.18, -56.47 83.24 0.59 65
126 09/18/2023 12:47:04 -81.18, 110.96 96.80 09/18/2023 12:45:58 -81.18, 110.88 96.75 1.45 66
127 09/18/2023 13:37:49 81.18, -81.70 83.21 09/18/2023 13:36:42 81.17, -81.53 83.22 2.98 67
128 09/18/2023 14:28:35 -81.18, 85.72 96.79 09/18/2023 14:27:27 -81.17, 85.82 96.77 1.75 68
129 09/18/2023 15:19:20 81.18,-106.94 83.22 09/18/2023 15:18:12 81.18,-106.97 83.26 0.56 68
130 09/18/2023 16:10:06 -81.18, 60.48 96.79 09/18/2023 16:08:57 -81.17, 60.38 96.74 1.84 69
131 09/18/2023 17:00:52 81.18,-132.57 83.28 09/18/2023 16:59:42 81.18,-132.42 83.30 2.65 70
132 09/18/2023 17:51:38 -81.18, 34.86 96.73 09/18/2023 17:50:27 -81.18, 34.94 96.70 1.35 71
133 09/18/2023 18:42:23 81.18,-157.81 83.29 09/18/2023 18:41:12 81.18,-157.86 83.33 0.83 71
134 09/18/2023 19:33:09 -81.18, 9.62 96.72 09/18/2023 19:31:57 -81.18, 9.50 96.67 2.11 72
135 09/18/2023 20:23:54 81.18, 176.95 83.30 09/18/2023 20:22:41 81.17, 177.08 83.31 2.39 73
136 09/18/2023 21:14:41 -81.18, -16.00 96.66 09/18/2023 21:13:27 -81.18, -15.94 96.63 1.08 74
137 09/18/2023 22:05:26 81.18, 151.32 83.35 09/18/2023 22:04:12 81.18, 151.26 83.40 1.27 74
138 09/18/2023 22:56:12 -81.18, -41.24 96.65 09/18/2023 22:54:57 -81.18, -41.38 96.59 2.46 75

Figure of FY3D and NPP satellite orbits during SNOs since TLE Epoch: 9/14/2023
SNOs_Map_FY3D_NPP_20230914.jpg

Download SNOs between FY3D and NPP since TLE EPOCH: 09/14/2023 in txt file.

Historial Predications of SNOs between FY3D and NPP