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: 6/16/2023
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 06/27/2023 09:52:27 -81.18, 153.28 117.60 06/27/2023 09:51:11 -81.18, 153.40 117.58 2.03 76
2 06/27/2023 10:43:12 81.19, -39.54 62.42 06/27/2023 10:41:57 81.18, -39.52 62.46 0.64 75
3 06/27/2023 11:33:57 -81.19, 127.86 117.59 06/27/2023 11:32:43 -81.18, 127.82 117.55 0.67 74
4 06/27/2023 12:24:41 81.18, -64.58 62.38 06/27/2023 12:23:28 81.18, -64.71 62.44 2.28 73
5 06/27/2023 13:15:26 -81.18, 102.81 117.64 06/27/2023 13:14:14 -81.18, 102.63 117.57 3.22 72
6 06/27/2023 14:06:11 81.18, -90.00 62.39 06/27/2023 14:04:59 81.18, -89.90 62.42 1.81 72
7 06/27/2023 14:56:57 -81.19, 77.01 117.57 06/27/2023 14:55:46 -81.18, 77.05 117.54 0.94 71
8 06/27/2023 15:47:41 81.18,-115.43 62.40 06/27/2023 15:46:31 81.18,-115.48 62.45 0.88 70
9 06/27/2023 16:38:26 -81.18, 51.97 117.62 06/27/2023 16:37:17 -81.18, 51.86 117.56 1.86 69
10 06/27/2023 17:29:11 81.18,-140.85 62.41 06/27/2023 17:28:02 81.18,-140.67 62.42 3.14 69
11 06/27/2023 18:19:56 -81.18, 26.54 117.61 06/27/2023 18:18:48 -81.18, 26.67 117.58 2.19 68
12 06/27/2023 19:10:41 81.18,-166.28 62.42 06/27/2023 19:09:34 81.18,-166.25 62.45 0.53 67
13 06/27/2023 20:01:26 -81.18, 1.12 117.60 06/27/2023 20:00:20 -81.18, 1.09 117.55 0.49 66
14 06/27/2023 20:52:11 81.19, 168.30 62.43 06/27/2023 20:51:06 81.18, 168.17 62.48 2.14 65
15 06/27/2023 21:42:56 -81.18, -24.31 117.59 06/27/2023 21:41:52 -81.18, -24.49 117.52 3.10 64
16 06/27/2023 22:33:41 81.19, 142.87 62.44 06/27/2023 22:32:37 81.18, 142.98 62.46 1.93 64
17 06/27/2023 23:24:26 -81.19, -49.73 117.57 06/27/2023 23:23:23 -81.18, -49.68 117.55 0.87 63
18 06/28/2023 00:15:10 81.18, 117.83 62.40 06/28/2023 00:14:08 81.18, 117.79 62.44 0.89 62
19 06/28/2023 01:05:56 -81.19, -75.15 117.56 06/28/2023 01:04:55 -81.18, -75.26 117.52 1.81 61
20 06/28/2023 01:56:40 81.18, 92.41 62.41 06/28/2023 01:55:40 81.18, 92.21 62.47 3.29 60
21 06/28/2023 02:47:26 -81.19,-100.58 117.55 06/28/2023 02:46:26 -81.18,-100.45 117.54 2.24 60
22 06/28/2023 03:38:10 81.18, 66.98 62.42 06/28/2023 03:37:11 81.18, 67.02 62.45 0.79 59
23 06/28/2023 04:28:55 -81.18,-125.62 117.60 06/28/2023 04:27:57 -81.18,-125.64 117.56 0.68 58
24 06/28/2023 05:19:40 81.18, 41.56 62.43 06/28/2023 05:18:43 81.18, 41.44 62.48 1.90 57
25 06/28/2023 06:10:25 -81.18,-151.05 117.59 06/28/2023 06:09:29 -81.18,-151.22 117.53 3.00 56
26 06/28/2023 07:01:10 81.18, 16.13 62.44 06/28/2023 07:00:14 81.18, 16.25 62.46 2.09 56
27 06/28/2023 07:51:55 -81.18,-176.47 117.58 06/28/2023 07:51:00 -81.18,-176.41 117.55 1.03 55
28 06/28/2023 08:42:40 81.19, -9.29 62.45 06/28/2023 08:41:46 81.18, -9.33 62.49 0.56 54
29 06/28/2023 09:33:25 -81.18, 158.11 117.56 06/28/2023 09:32:32 -81.18, 158.01 117.52 1.64 53
30 06/28/2023 10:24:09 81.18, -34.34 62.41 06/28/2023 10:23:17 81.18, -34.52 62.46 3.17 52
31 06/28/2023 11:14:55 -81.18, 132.68 117.55 06/28/2023 11:14:03 -81.18, 132.82 117.54 2.32 52
32 06/28/2023 12:05:40 81.19, -60.14 62.47 06/28/2023 12:04:49 81.18, -60.10 62.49 0.98 51
33 06/28/2023 12:56:25 -81.19, 107.26 117.54 06/28/2023 12:55:35 -81.18, 107.24 117.51 0.38 50
34 06/28/2023 13:47:09 81.18, -85.19 62.43 06/28/2023 13:46:20 81.18, -85.29 62.47 1.77 49
35 06/28/2023 14:37:54 -81.18, 82.21 117.59 06/28/2023 14:37:06 -81.18, 82.05 117.53 2.95 48
36 06/28/2023 15:28:39 81.18,-110.61 62.44 06/28/2023 15:27:51 81.18,-110.48 62.45 2.35 48
37 06/28/2023 16:19:25 -81.19, 56.41 117.52 06/28/2023 16:18:38 -81.18, 56.47 117.50 1.15 47
38 06/28/2023 17:10:09 81.18,-136.04 62.45 06/28/2023 17:09:23 81.18,-136.06 62.48 0.39 46
39 06/28/2023 18:00:54 -81.18, 31.37 117.56 06/28/2023 18:00:09 -81.18, 31.28 117.52 1.59 45
40 06/28/2023 18:51:39 81.18,-161.46 62.46 06/28/2023 18:50:55 81.18,-161.63 62.51 2.94 44
41 06/28/2023 19:42:24 -81.18, 5.94 117.55 06/28/2023 19:41:40 -81.18, 6.09 117.55 2.49 44
42 06/28/2023 20:33:09 81.18, 173.11 62.47 06/28/2023 20:32:26 81.18, 173.17 62.49 1.06 43
43 06/28/2023 21:23:54 -81.18, -19.48 117.54 06/28/2023 21:23:12 -81.18, -19.49 117.52 0.27 42
44 06/28/2023 22:14:39 81.19, 147.69 62.49 06/28/2023 22:13:58 81.18, 147.60 62.52 1.59 41
45 06/28/2023 23:05:24 -81.18, -44.91 117.53 06/28/2023 23:04:44 -81.18, -45.07 117.49 2.80 40
46 06/28/2023 23:56:09 81.19, 122.26 62.50 06/28/2023 23:55:29 81.18, 122.40 62.50 2.46 40
47 06/29/2023 00:46:54 -81.18, -70.33 117.52 06/29/2023 00:46:15 -81.18, -70.26 117.51 1.16 39
48 06/29/2023 01:37:39 81.19, 96.84 62.51 06/29/2023 01:37:01 81.18, 96.82 62.53 0.62 38
49 06/29/2023 02:28:24 -81.19, -95.76 117.51 06/29/2023 02:27:47 -81.18, -95.84 117.48 1.50 37
50 06/29/2023 03:19:08 81.18, 71.79 62.46 06/29/2023 03:18:32 81.18, 71.63 62.51 2.76 36
51 06/29/2023 04:09:54 -81.19,-121.18 117.50 06/29/2023 04:09:18 -81.18,-121.03 117.50 2.52 36
52 06/29/2023 05:00:37 81.18, 46.37 62.48 06/29/2023 05:00:02 81.18, 46.44 62.49 1.32 35
53 06/29/2023 05:51:23 -81.19,-146.61 117.48 06/29/2023 05:50:49 -81.18,-146.61 117.47 0.61 34
54 06/29/2023 06:42:07 81.18, 20.94 62.49 06/29/2023 06:41:34 81.18, 20.86 62.52 1.36 33
55 06/29/2023 07:32:52 -81.18,-171.65 117.53 06/29/2023 07:32:20 -81.18,-171.81 117.49 2.71 32
56 06/29/2023 08:23:37 81.18, -4.48 62.50 06/29/2023 08:23:05 81.18, -4.33 62.50 2.64 32
57 06/29/2023 09:14:22 -81.18, 162.93 117.52 06/29/2023 09:13:51 -81.18, 163.00 117.51 1.33 31
58 06/29/2023 10:05:07 81.19, -29.91 62.51 06/29/2023 10:04:37 81.18, -29.91 62.53 0.17 30
59 06/29/2023 10:55:52 -81.18, 137.50 117.51 06/29/2023 10:55:23 -81.18, 137.42 117.48 1.34 29
60 06/29/2023 11:46:37 81.19, -55.33 62.52 06/29/2023 11:46:09 81.18, -55.49 62.56 2.63 28
61 06/29/2023 12:37:22 -81.18, 112.08 117.49 06/29/2023 12:36:54 -81.18, 112.23 117.50 2.63 28
62 06/29/2023 13:28:07 81.19, -80.76 62.53 06/29/2023 13:27:40 81.18, -80.68 62.54 1.47 27
63 06/29/2023 14:18:52 -81.19, 86.65 117.48 06/29/2023 14:18:26 -81.18, 86.65 117.47 0.17 26
64 06/29/2023 15:09:36 81.18,-105.80 62.49 06/29/2023 15:09:11 81.18,-105.87 62.52 1.27 25
65 06/29/2023 16:00:22 -81.19, 61.23 117.47 06/29/2023 15:59:58 -81.18, 61.07 117.44 2.66 24
66 06/29/2023 16:51:07 81.19,-131.61 62.56 06/29/2023 16:50:43 81.18,-131.45 62.55 2.87 24
67 06/29/2023 17:41:52 -81.19, 35.80 117.46 06/29/2023 17:41:29 -81.18, 35.88 117.46 1.41 23
68 06/29/2023 18:32:36 81.18,-156.65 62.51 06/29/2023 18:32:14 81.18,-156.64 62.53 0.34 22
69 06/29/2023 19:23:21 -81.18, 10.76 117.50 06/29/2023 19:23:00 -81.18, 10.69 117.48 1.32 21
70 06/29/2023 20:14:06 81.18, 177.92 62.53 06/29/2023 20:13:46 81.18, 177.78 62.56 2.39 20
71 06/29/2023 21:04:52 -81.19, -15.05 117.44 06/29/2023 21:04:32 -81.18, -14.89 117.45 2.77 20
72 06/29/2023 21:55:36 81.18, 152.50 62.54 06/29/2023 21:55:17 81.18, 152.59 62.54 1.61 19
73 06/29/2023 22:46:21 -81.18, -40.09 117.48 06/29/2023 22:46:03 -81.18, -40.08 117.47 0.28 18
74 06/29/2023 23:37:06 81.19, 127.07 62.55 06/29/2023 23:36:49 81.18, 127.01 62.57 1.05 17
75 06/30/2023 00:27:51 -81.18, -65.52 117.47 06/30/2023 00:27:35 -81.18, -65.66 117.44 2.50 16
76 06/30/2023 01:18:36 81.19, 101.64 62.56 06/30/2023 01:18:20 81.18, 101.82 62.55 3.00 16
77 06/30/2023 02:09:21 -81.18, -90.94 117.46 06/30/2023 02:09:06 -81.18, -90.86 117.46 1.47 15

Figure of NOAA-21 and FY3D satellite orbits during SNOs since TLE Epoch: 6/16/2023
SNOs_Map_NOAA-21_FY3D_20230616.jpg

Download SNOs between NOAA-21 and FY3D since TLE EPOCH: 06/16/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and FY3D