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: 7/3/2023
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 07/03/2023 02:02:58 81.18, 90.78 62.75 07/03/2023 02:03:51 81.18, 90.90 62.71 2.12 53
2 07/03/2023 02:53:43 -81.18,-101.91 117.25 07/03/2023 02:54:37 -81.18,-101.92 117.28 0.32 54
3 07/03/2023 03:44:28 81.18, 65.35 62.77 07/03/2023 03:45:23 81.18, 65.32 62.74 0.55 55
4 07/03/2023 04:35:13 -81.18,-127.34 117.24 07/03/2023 04:36:09 -81.18,-127.50 117.25 2.74 56
5 07/03/2023 05:25:58 81.18, 39.92 62.78 07/03/2023 05:26:55 81.18, 39.73 62.77 3.17 57
6 07/03/2023 06:16:43 -81.18,-152.76 117.22 07/03/2023 06:17:40 -81.18,-152.69 117.26 1.21 57
7 07/03/2023 07:07:28 81.19, 14.49 62.79 07/03/2023 07:08:26 81.18, 14.54 62.75 0.84 58
8 07/03/2023 07:58:13 -81.19,-178.19 117.21 07/03/2023 07:59:12 -81.18,-178.28 117.23 1.44 59
9 07/03/2023 08:48:58 81.19, -10.94 62.81 07/03/2023 08:49:58 81.18, -11.04 62.79 1.86 60
10 07/03/2023 09:39:43 -81.19, 156.38 117.19 07/03/2023 09:40:43 -81.18, 156.53 117.25 2.55 60
11 07/03/2023 10:30:28 81.19, -36.37 62.82 07/03/2023 10:31:29 81.18, -36.24 62.77 2.23 61
12 07/03/2023 11:21:13 -81.19, 130.95 117.18 07/03/2023 11:22:15 -81.18, 130.95 117.22 0.54 62
13 07/03/2023 12:11:57 81.18, -61.41 62.78 07/03/2023 12:13:00 81.18, -61.43 62.75 0.61 63
14 07/03/2023 13:02:42 -81.18, 105.91 117.22 07/03/2023 13:03:46 -81.18, 105.75 117.24 2.70 64
15 07/03/2023 13:53:26 81.18, -86.84 62.79 07/03/2023 13:54:31 81.18, -87.02 62.78 3.02 65
16 07/03/2023 14:44:11 -81.18, 80.48 117.21 07/03/2023 14:45:16 -81.18, 80.55 117.25 1.35 65
17 07/03/2023 15:34:56 81.18,-112.27 62.81 07/03/2023 15:36:02 81.18,-112.21 62.76 0.99 66
18 07/03/2023 16:25:41 -81.18, 55.05 117.19 07/03/2023 16:26:48 -81.18, 54.97 117.22 1.35 67
19 07/03/2023 17:16:26 81.18,-137.70 62.82 07/03/2023 17:17:34 81.18,-137.79 62.80 1.66 68
20 07/03/2023 18:07:11 -81.18, 29.62 117.18 07/03/2023 18:08:19 -81.18, 29.78 117.24 2.61 68
21 07/03/2023 18:57:56 81.19,-163.13 62.84 07/03/2023 18:59:05 81.18,-162.99 62.78 2.33 69
22 07/03/2023 19:48:41 -81.19, 4.19 117.17 07/03/2023 19:49:51 -81.18, 4.19 117.21 0.17 70
23 07/03/2023 20:39:26 81.19, 171.44 62.85 07/03/2023 20:40:37 81.18, 171.43 62.81 0.48 71
24 07/03/2023 21:30:11 -81.19, -21.23 117.15 07/03/2023 21:31:23 -81.18, -21.39 117.17 2.69 72
25 07/03/2023 22:20:55 81.18, 146.40 62.81 07/03/2023 22:22:08 81.18, 146.23 62.79 2.91 73
26 07/03/2023 23:11:41 -81.19, -46.66 117.14 07/03/2023 23:12:54 -81.18, -46.59 117.19 1.38 73
27 07/04/2023 00:02:25 81.18, 120.97 62.82 07/04/2023 00:03:39 81.18, 121.04 62.77 1.25 74
28 07/04/2023 00:53:10 -81.18, -71.71 117.18 07/04/2023 00:54:25 -81.18, -71.78 117.21 1.35 75

Figure of NOAA-21 and FY3D satellite orbits during SNOs since TLE Epoch: 7/3/2023
SNOs_Map_NOAA-21_FY3D_20230703.jpg

Download SNOs between NOAA-21 and FY3D since TLE EPOCH: 07/03/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and FY3D