Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-B and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/18/2018
Index Date (METOP-B) Time (METOP-B) Lat,Lon (METOP-B) SZA (METOP-B ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 03/30/2018 05:18:13 -73.49, -86.29 110.19 03/30/2018 05:17:06 -73.48, -89.07 110.05 87.73 67
2 03/30/2018 06:08:57 73.28, 80.57 69.61 03/30/2018 06:07:47 73.25, 78.77 69.69 57.90 70
3 03/30/2018 06:59:41 -73.17,-112.35 110.51 03/30/2018 06:58:30 -73.19,-113.78 110.40 46.05 71
4 03/30/2018 07:50:25 72.96, 54.53 69.29 03/30/2018 07:49:11 72.95, 54.04 69.33 15.86 74
5 03/30/2018 08:41:08 -72.89,-138.27 110.78 03/30/2018 08:39:54 -72.89,-138.51 110.76 7.72 74
6 03/30/2018 09:31:49 72.83, 28.93 69.16 03/30/2018 09:30:39 72.85, 28.88 69.20 3.02 70
7 03/30/2018 10:22:31 -72.82,-163.77 110.87 03/30/2018 10:21:23 -72.84,-163.79 110.83 2.57 68
8 03/30/2018 11:13:11 72.81, 3.54 69.11 03/30/2018 11:12:08 72.81, 3.60 69.12 1.87 63
9 03/30/2018 12:03:53 -72.80, 170.85 110.92 03/30/2018 12:02:52 -72.80, 170.94 110.91 2.98 61
10 03/30/2018 12:54:33 72.79, -21.84 69.06 03/30/2018 12:53:38 72.81, -21.78 69.09 3.32 55
11 03/30/2018 13:45:14 -72.83, 145.57 110.92 03/30/2018 13:44:22 -72.80, 145.56 110.94 3.00 52
12 03/30/2018 14:35:54 72.82, -47.12 69.06 03/30/2018 14:35:08 72.82, -47.16 69.07 1.35 46
13 03/30/2018 15:26:36 -72.81, 120.18 110.97 03/30/2018 15:25:52 -72.80, 120.17 110.96 0.25 44
14 03/30/2018 16:17:16 72.79, -72.51 69.01 03/30/2018 16:16:38 72.82, -72.55 69.05 3.09 38
15 03/30/2018 17:07:58 -72.78, 94.79 111.02 03/30/2018 17:07:22 -72.81, 94.79 110.98 2.79 36
16 03/30/2018 17:58:38 72.77, -97.90 68.96 03/30/2018 17:58:07 72.77, -97.82 68.97 2.41 31
17 03/30/2018 18:49:19 -72.81, 69.51 111.02 03/30/2018 18:48:52 -72.81, 69.41 111.01 3.42 27
18 03/30/2018 19:39:59 72.80,-123.18 68.96 03/30/2018 19:39:37 72.78,-123.21 68.94 2.76 22
19 03/30/2018 20:30:41 -72.79, 44.13 111.07 03/30/2018 20:30:21 -72.77, 44.13 111.09 2.69 20
20 03/30/2018 21:21:21 72.78,-148.56 68.91 03/30/2018 21:21:07 72.78,-148.59 68.92 0.86 14
21 03/30/2018 22:12:03 -72.77, 18.74 111.11 03/30/2018 22:11:51 -72.77, 18.75 111.11 0.36 12
22 03/30/2018 23:02:43 72.75,-173.95 68.87 03/30/2018 23:02:37 72.78,-173.97 68.90 3.32 6
23 03/30/2018 23:53:25 -72.74, -6.64 111.16 03/30/2018 23:53:21 -72.77, -6.63 111.13 3.12 4
24 03/31/2018 00:44:05 72.73, 160.66 68.82 03/31/2018 00:44:06 72.74, 160.75 68.82 2.99 1
25 03/31/2018 01:34:46 -72.77, -31.93 111.16 03/31/2018 01:34:51 -72.78, -32.01 111.16 2.92 5
26 03/31/2018 02:25:26 72.76, 135.38 68.82 03/31/2018 02:25:36 72.74, 135.37 68.80 2.23 10
27 03/31/2018 03:16:08 -72.75, -57.31 111.21 03/31/2018 03:16:20 -72.73, -57.29 111.24 2.47 12
28 03/31/2018 04:06:48 72.74, 110.00 68.77 03/31/2018 04:07:06 72.74, 109.99 68.77 0.78 18
29 03/31/2018 04:57:30 -72.73, -82.70 111.26 03/31/2018 04:57:50 -72.73, -82.67 111.26 0.95 20
30 03/31/2018 05:48:10 72.72, 84.61 68.72 03/31/2018 05:48:36 72.75, 84.60 68.75 3.67 26
31 03/31/2018 06:38:51 -72.76,-107.98 111.26 03/31/2018 06:39:20 -72.74,-108.06 111.28 3.37 29
32 03/31/2018 07:29:32 72.69, 59.22 68.67 03/31/2018 07:30:05 72.70, 59.33 68.67 3.59 33
33 03/31/2018 08:20:13 -72.73,-133.37 111.31 03/31/2018 08:20:50 -72.74,-133.44 111.31 2.49 37
34 03/31/2018 09:10:53 72.72, 33.94 68.67 03/31/2018 09:11:35 72.71, 33.95 68.65 1.78 42
35 03/31/2018 10:01:35 -72.71,-158.75 111.35 03/31/2018 10:02:19 -72.69,-158.72 111.38 2.38 44
36 03/31/2018 10:52:15 72.70, 8.56 68.62 03/31/2018 10:53:05 72.71, 8.56 68.62 1.18 50
37 03/31/2018 11:42:57 -72.69, 175.86 111.40 03/31/2018 11:43:49 -72.70, 175.90 111.41 1.53 52
38 03/31/2018 12:33:36 72.73, -16.73 68.62 03/31/2018 12:34:35 72.71, -16.82 68.60 3.46 59
39 03/31/2018 13:24:18 -72.72, 150.58 111.40 03/31/2018 13:25:19 -72.70, 150.52 111.43 2.80 61
40 03/31/2018 14:14:58 72.70, -42.11 68.57 03/31/2018 14:16:05 72.72, -42.20 68.58 3.25 67
41 03/31/2018 15:05:40 -72.70, 125.20 111.45 03/31/2018 15:06:49 -72.70, 125.14 111.46 2.15 69
42 03/31/2018 15:56:21 72.63, -67.60 68.48 03/31/2018 15:57:34 72.67, -67.48 68.50 5.93 73
43 03/31/2018 16:47:04 -72.57, 99.60 111.59 03/31/2018 16:48:17 -72.61, 99.96 111.59 12.59 73
44 03/31/2018 17:37:48 72.35, -93.50 68.21 03/31/2018 17:38:59 72.42, -92.35 68.20 39.46 71
45 03/31/2018 18:28:31 -72.29, 73.71 111.86 03/31/2018 18:29:41 -72.31, 75.19 111.94 49.97 70
46 03/31/2018 19:19:16 72.02,-119.48 67.89 03/31/2018 19:20:23 72.12,-117.13 67.84 81.07 67
47 03/31/2018 20:09:59 -71.96, 47.74 112.18 03/31/2018 20:11:05 -72.00, 50.40 112.30 91.50 66

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 3/18/2018
SNOs_Map_METOP-B_NPP_20180318.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 03/18/2018 in txt file.

Historical Predictions of SNOs between METOP-B and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service