Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and METOP-A Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/6/2021
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Distance(km) Time Diff (sec)
1 11/15/2021 00:01:30 -77.63, -23.44 83.30 11/15/2021 00:02:37 -77.62, -20.46 83.52 70.94 67
2 11/15/2021 00:52:11 77.45, 144.72 96.48 11/15/2021 00:53:22 77.41, 145.94 96.34 30.14 71
3 11/15/2021 01:42:52 -77.30, -47.30 83.70 11/15/2021 01:44:06 -77.29, -47.20 83.73 2.68 74
4 11/15/2021 02:33:37 77.29, 120.08 96.30 11/15/2021 02:34:46 77.30, 120.14 96.28 1.94 69
5 11/15/2021 03:24:21 -77.27, -72.52 83.72 11/15/2021 03:25:28 -77.27, -72.64 83.73 2.91 67
6 11/15/2021 04:15:07 77.30, 94.67 96.32 11/15/2021 04:16:08 77.28, 94.71 96.29 2.33 61
7 11/15/2021 05:05:51 -77.27, -97.92 83.70 11/15/2021 05:06:49 -77.29, -97.89 83.70 2.35 58
8 11/15/2021 05:56:36 77.26, 69.46 96.30 11/15/2021 05:57:29 77.30, 69.46 96.32 4.34 53
9 11/15/2021 06:47:21 -77.28,-123.32 83.67 11/15/2021 06:48:11 -77.27,-123.32 83.69 0.96 50
10 11/15/2021 07:38:06 77.27, 44.06 96.32 11/15/2021 07:38:51 77.28, 44.03 96.32 1.36 45
11 11/15/2021 08:28:51 -77.29,-148.73 83.65 11/15/2021 08:29:32 -77.29,-148.57 83.66 3.86 41
12 11/15/2021 09:19:36 77.27, 18.65 96.35 11/15/2021 09:20:13 77.25, 18.59 96.32 2.53 37
13 11/15/2021 10:10:20 -77.25,-173.94 83.67 11/15/2021 10:10:54 -77.27,-174.00 83.66 2.80 34
14 11/15/2021 11:01:06 77.28, -6.75 96.37 11/15/2021 11:01:34 77.28, -6.66 96.36 2.25 28
15 11/15/2021 11:51:50 -77.26, 160.66 83.65 11/15/2021 11:52:16 -77.25, 160.56 83.66 2.42 26
16 11/15/2021 12:42:35 77.24, -31.97 96.35 11/15/2021 12:42:56 77.25, -32.09 96.36 3.36 21
17 11/15/2021 13:33:20 -77.26, 135.25 83.62 11/15/2021 13:33:37 -77.27, 135.31 83.62 1.68 17
18 11/15/2021 14:24:05 77.25, -57.37 96.37 11/15/2021 14:24:17 77.27, -57.34 96.39 3.03 12
19 11/15/2021 15:14:50 -77.27, 109.85 83.60 11/15/2021 15:14:59 -77.25, 109.88 83.62 2.38 9
20 11/15/2021 16:05:35 77.25, -82.77 96.40 11/15/2021 16:05:39 77.25, -82.78 96.40 0.27 4
21 11/15/2021 16:56:19 -77.23, 84.64 83.62 11/15/2021 16:56:20 -77.27, 84.63 83.59 4.20 1
22 11/15/2021 17:47:05 77.26,-108.17 96.43 11/15/2021 17:47:01 77.23,-108.21 96.40 3.54 4
23 11/15/2021 18:37:49 -77.24, 59.23 83.60 11/15/2021 18:37:42 -77.25, 59.20 83.58 1.38 7
24 11/15/2021 19:28:35 77.27,-133.57 96.45 11/15/2021 19:28:22 77.25,-133.46 96.43 3.29 13
25 11/15/2021 20:19:19 -77.25, 33.83 83.57 11/15/2021 20:19:04 -77.23, 33.76 83.58 2.71 15
26 11/15/2021 21:10:04 77.23,-158.79 96.42 11/15/2021 21:09:44 77.23,-158.89 96.43 2.52 20
27 11/15/2021 22:00:49 -77.25, 8.43 83.55 11/15/2021 22:00:25 -77.25, 8.51 83.55 2.08 24
28 11/15/2021 22:51:34 77.24, 175.81 96.45 11/15/2021 22:51:05 77.25, 175.86 96.47 1.98 29
29 11/15/2021 23:42:18 -77.22, -16.79 83.57 11/15/2021 23:41:47 -77.23, -16.92 83.55 3.46 31
30 11/16/2021 00:33:04 77.24, 150.40 96.48 11/16/2021 00:32:27 77.23, 150.42 96.47 1.68 37
31 11/16/2021 01:23:48 -77.22, -42.19 83.55 11/16/2021 01:23:08 -77.25, -42.17 83.51 2.90 40
32 11/16/2021 02:14:34 77.25, 125.00 96.50 11/16/2021 02:13:48 77.25, 125.17 96.50 4.15 46
33 11/16/2021 03:05:18 -77.23, -67.59 83.52 11/16/2021 03:04:30 -77.23, -67.60 83.51 0.43 48
34 11/16/2021 03:56:02 77.21, 99.79 96.47 11/16/2021 03:55:09 77.23, 99.74 96.51 2.05 53
35 11/16/2021 04:46:47 -77.24, -92.99 83.50 11/16/2021 04:45:51 -77.20, -93.04 83.51 3.64 56
36 11/16/2021 05:37:32 77.22, 74.38 96.50 11/16/2021 05:36:31 77.21, 74.31 96.51 2.44 61
37 11/16/2021 06:28:17 -77.24,-118.40 83.47 11/16/2021 06:27:12 -77.23,-118.29 83.48 3.19 65
38 11/16/2021 07:19:02 77.23, 48.98 96.53 11/16/2021 07:17:52 77.23, 49.05 96.54 1.81 70
39 11/16/2021 08:09:46 -77.21,-143.61 83.50 11/16/2021 08:08:34 -77.20,-143.72 83.47 2.64 72
40 11/16/2021 09:00:29 77.10, 24.13 96.39 11/16/2021 08:59:16 77.12, 23.26 96.48 21.60 73
41 11/16/2021 09:51:11 -77.00,-168.10 83.74 11/16/2021 09:50:01 -76.96,-170.03 83.63 48.44 70
42 11/16/2021 10:41:50 76.72, 0.33 95.94 11/16/2021 10:40:46 76.74, -3.55 96.23 99.06 64

Figure of NOAA-20 and METOP-A satellite orbits during SNOs since TLE Epoch: 11/6/2021
SNOs_Map_NOAA-20_METOP-A_20211107.jpg

Download SNOs between NOAA-20 and METOP-A since TLE EPOCH: 11/06/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and METOP-A