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: 9/15/2021
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 09/24/2021 17:22:13 77.44,-102.68 78.90 09/24/2021 17:23:21 77.42,-100.07 78.67 63.21 68
2 09/24/2021 18:12:55 -77.33, 65.11 101.23 09/24/2021 18:14:06 -77.28, 66.68 101.41 38.97 71
3 09/24/2021 19:03:36 77.14,-126.76 78.55 09/24/2021 19:04:49 77.13,-126.59 78.51 4.38 73
4 09/24/2021 19:54:20 -77.12, 40.64 101.47 09/24/2021 19:55:31 -77.13, 40.72 101.49 2.22 71
5 09/24/2021 20:45:05 77.10,-151.98 78.53 09/24/2021 20:46:11 77.11,-152.02 78.52 1.30 66
6 09/24/2021 21:35:50 -77.13, 15.24 101.43 09/24/2021 21:36:53 -77.11, 15.30 101.47 2.59 63
7 09/24/2021 22:26:35 77.11,-177.37 78.56 09/24/2021 22:27:33 77.09,-177.44 78.53 2.69 58
8 09/24/2021 23:17:19 -77.09, -9.98 101.45 09/24/2021 23:18:15 -77.09, -10.13 101.46 3.83 56
9 09/25/2021 00:08:05 77.11, 157.23 78.60 09/25/2021 00:08:54 77.11, 157.31 78.58 2.01 49
10 09/25/2021 00:58:49 -77.09, -35.37 101.42 09/25/2021 00:59:36 -77.11, -35.38 101.42 1.77 47
11 09/25/2021 01:49:35 77.12, 131.83 78.63 09/25/2021 01:50:16 77.09, 131.89 78.59 3.25 41
12 09/25/2021 02:40:19 -77.10, -60.77 101.39 09/25/2021 02:40:58 -77.09, -60.80 101.41 1.40 39
13 09/25/2021 03:31:04 77.08, 106.62 78.61 09/25/2021 03:31:37 77.12, 106.64 78.63 3.91 33
14 09/25/2021 04:21:49 -77.11, -86.16 101.35 09/25/2021 04:22:19 -77.11, -86.05 101.36 3.01 30
15 09/25/2021 05:12:34 77.09, 81.22 78.64 09/25/2021 05:12:59 77.10, 81.21 78.64 0.98 25
16 09/25/2021 06:03:19 -77.11,-111.56 101.32 09/25/2021 06:03:41 -77.09,-111.47 101.35 2.94 22
17 09/25/2021 06:54:04 77.09, 55.83 78.68 09/25/2021 06:54:21 77.07, 55.79 78.66 2.17 17
18 09/25/2021 07:44:48 -77.07,-136.78 101.34 09/25/2021 07:45:03 -77.07,-136.90 101.34 3.04 15
19 09/25/2021 08:35:34 77.10, 30.43 78.71 09/25/2021 08:35:42 77.10, 30.54 78.70 2.78 8
20 09/25/2021 09:26:18 -77.08,-162.17 101.31 09/25/2021 09:26:24 -77.10,-162.15 101.29 2.07 6
21 09/25/2021 10:17:03 77.06, 5.21 78.69 09/25/2021 10:17:04 77.08, 5.12 78.71 3.14 1
22 09/25/2021 11:07:48 -77.08, 172.43 101.27 09/25/2021 11:07:46 -77.07, 172.43 101.28 0.94 2
23 09/25/2021 11:58:33 77.06, -20.18 78.72 09/25/2021 11:58:26 77.06, -20.31 78.73 3.29 7
24 09/25/2021 12:49:18 -77.09, 147.04 101.24 09/25/2021 12:49:07 -77.10, 147.18 101.24 3.80 11
25 09/25/2021 13:40:03 77.07, -45.58 78.76 09/25/2021 13:39:47 77.08, -45.56 78.77 1.21 16
26 09/25/2021 14:30:47 -77.05, 121.82 101.26 09/25/2021 14:30:29 -77.08, 121.76 101.23 3.39 18
27 09/25/2021 15:21:33 77.08, -70.98 78.79 09/25/2021 15:21:09 77.06, -70.98 78.78 1.86 24
28 09/25/2021 16:12:17 -77.06, 96.42 101.23 09/25/2021 16:11:51 -77.06, 96.33 101.21 2.25 26
29 09/25/2021 17:03:03 77.08, -96.37 78.82 09/25/2021 17:02:30 77.08, -96.23 78.82 3.56 33
30 09/25/2021 17:53:47 -77.06, 71.03 101.19 09/25/2021 17:53:12 -77.08, 71.09 101.17 2.58 35
31 09/25/2021 18:44:32 77.04,-121.59 78.80 09/25/2021 18:43:52 77.06,-121.65 78.84 2.66 40
32 09/25/2021 19:35:17 -77.07, 45.63 101.16 09/25/2021 19:34:34 -77.06, 45.66 101.16 1.06 43
33 09/25/2021 20:26:02 77.05,-146.98 78.84 09/25/2021 20:25:14 77.04,-147.08 78.85 2.50 48
34 09/25/2021 21:16:47 -77.07, 20.24 101.13 09/25/2021 21:15:56 -77.04, 20.24 101.14 3.66 51
35 09/25/2021 22:07:32 77.05,-172.38 78.87 09/25/2021 22:06:35 77.06,-172.33 78.89 1.80 57
36 09/25/2021 22:58:16 -77.03, -4.98 101.15 09/25/2021 22:57:17 -77.06, -5.01 101.10 3.29 59
37 09/25/2021 23:49:02 77.06, 162.22 78.90 09/25/2021 23:47:57 77.04, 162.25 78.91 1.87 65
38 09/26/2021 00:39:46 -77.04, -30.38 101.11 09/26/2021 00:38:39 -77.04, -30.43 101.09 1.48 67
39 09/26/2021 01:30:32 77.06, 136.83 78.94 09/26/2021 01:29:18 77.07, 137.00 78.95 4.36 74
40 09/26/2021 02:21:16 -77.04, -55.77 101.08 09/26/2021 02:20:01 -77.02, -55.86 101.07 3.38 75
41 09/26/2021 03:11:55 76.76, 112.67 78.59 09/26/2021 03:10:46 76.78, 110.54 78.78 54.31 69
42 09/26/2021 04:02:38 -76.70, -79.76 101.48 09/26/2021 04:01:30 -76.68, -82.47 101.27 69.41 68

Figure of NOAA-20 and METOP-A satellite orbits during SNOs since TLE Epoch: 9/15/2021
SNOs_Map_NOAA-20_METOP-A_20210915.jpg

Download SNOs between NOAA-20 and METOP-A since TLE EPOCH: 09/15/2021 in txt file.

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