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: 6/14/2023
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 06/18/2023 18:13:50 -73.65, 80.09 129.72 06/18/2023 18:12:43 -73.66, 77.25 129.56 89.12 67
2 06/18/2023 19:04:33 73.43,-113.08 50.08 06/18/2023 19:03:23 73.42,-114.89 50.18 57.44 70
3 06/18/2023 19:55:17 -73.33, 54.02 130.01 06/18/2023 19:54:06 -73.37, 52.53 129.88 47.64 71
4 06/18/2023 20:46:00 73.16,-139.03 49.84 06/18/2023 20:44:47 73.13,-139.62 49.86 19.30 73
5 06/18/2023 21:36:44 -73.06, 28.09 130.25 06/18/2023 21:35:30 -73.08, 27.80 130.20 9.51 74
6 06/18/2023 22:27:25 72.98,-164.74 49.68 06/18/2023 22:26:14 72.99,-164.69 49.70 1.85 71
7 06/18/2023 23:18:07 -72.99, 2.59 130.32 06/18/2023 23:16:58 -72.99, 2.62 130.30 1.06 69
8 06/19/2023 00:08:46 73.01, 169.98 49.71 06/19/2023 00:07:44 72.99, 169.92 49.71 2.51 62
9 06/19/2023 00:59:28 -73.01, -22.69 130.30 06/19/2023 00:58:28 -73.00, -22.77 130.29 3.27 60
10 06/19/2023 01:50:08 72.99, 144.59 49.68 06/19/2023 01:49:14 73.00, 144.52 49.72 2.89 54
11 06/19/2023 02:40:50 -72.99, -48.08 130.32 06/19/2023 02:39:58 -73.01, -48.16 130.29 3.31 52
12 06/19/2023 03:31:30 72.96, 119.20 49.66 06/19/2023 03:30:43 72.96, 119.24 49.67 1.16 47
13 06/19/2023 04:22:12 -72.97, -73.46 130.34 06/19/2023 04:21:27 -72.97, -73.45 130.33 0.60 45
14 06/19/2023 05:12:51 72.99, 93.92 49.69 06/19/2023 05:12:13 72.97, 93.84 49.68 3.40 38
15 06/19/2023 06:03:34 -72.95, -98.85 130.36 06/19/2023 06:02:57 -72.97, -98.84 130.32 3.06 37
16 06/19/2023 06:54:13 72.97, 68.53 49.67 06/19/2023 06:53:43 72.98, 68.45 49.69 3.07 30
17 06/19/2023 07:44:56 -72.92,-124.24 130.38 06/19/2023 07:44:26 -72.93,-124.13 130.37 3.57 30
18 06/19/2023 08:35:35 72.95, 43.15 49.65 06/19/2023 08:35:12 72.94, 43.16 49.64 0.92 23
19 06/19/2023 09:26:17 -72.95,-149.52 130.35 06/19/2023 09:25:56 -72.94,-149.53 130.36 1.16 21
20 06/19/2023 10:16:57 72.92, 17.76 49.62 06/19/2023 10:16:42 72.95, 17.77 49.65 2.80 15
21 06/19/2023 11:07:39 -72.93,-174.90 130.37 06/19/2023 11:07:26 -72.95,-174.92 130.35 2.44 13
22 06/19/2023 11:58:18 72.95, -7.52 49.65 06/19/2023 11:58:12 72.96, -7.63 49.66 3.48 6
23 06/19/2023 12:49:01 -72.91, 159.71 130.40 06/19/2023 12:48:55 -72.91, 159.79 130.40 2.80 6
24 06/19/2023 13:39:40 72.93, -32.91 49.63 06/19/2023 13:39:41 72.92, -32.91 49.62 1.38 1
25 06/19/2023 14:30:22 -72.94, 134.43 130.37 06/19/2023 14:30:25 -72.92, 134.40 130.39 2.01 3
26 06/19/2023 15:21:02 72.91, -58.30 49.61 06/19/2023 15:21:11 72.93, -58.31 49.63 2.20 9
27 06/19/2023 16:11:44 -72.91, 109.04 130.39 06/19/2023 16:11:55 -72.93, 109.01 130.38 2.08 11
28 06/19/2023 17:02:24 72.89, -83.68 49.59 06/19/2023 17:02:40 72.89, -83.59 49.58 2.93 16
29 06/19/2023 17:53:06 -72.89, 83.65 130.41 06/19/2023 17:53:24 -72.89, 83.72 130.42 2.14 18
30 06/19/2023 18:43:45 72.91,-108.96 49.61 06/19/2023 18:44:10 72.90,-108.99 49.59 2.13 25
31 06/19/2023 19:34:27 -72.92, 58.37 130.39 06/19/2023 19:34:54 -72.90, 58.32 130.41 2.90 27
32 06/19/2023 20:25:07 72.89,-134.35 49.59 06/19/2023 20:25:40 72.90,-134.38 49.60 1.87 33
33 06/19/2023 21:15:49 -72.90, 32.99 130.41 06/19/2023 21:16:24 -72.91, 32.93 130.40 2.12 35
34 06/19/2023 22:06:29 72.87,-159.74 49.57 06/19/2023 22:07:09 72.86,-159.67 49.55 2.32 40
35 06/19/2023 22:57:11 -72.87, 7.60 130.43 06/19/2023 22:57:53 -72.87, 7.64 130.45 1.74 42
36 06/19/2023 23:47:50 72.90, 174.98 49.59 06/19/2023 23:48:39 72.87, 174.94 49.56 2.96 49
37 06/20/2023 00:38:33 -72.85, -17.79 130.45 06/20/2023 00:39:23 -72.87, -17.75 130.44 2.82 50
38 06/20/2023 01:29:12 72.87, 149.59 49.57 06/20/2023 01:30:09 72.88, 149.54 49.57 1.93 57
39 06/20/2023 02:19:54 -72.88, -43.07 130.43 06/20/2023 02:20:53 -72.88, -43.15 130.43 2.53 59
40 06/20/2023 03:10:34 72.85, 124.21 49.55 06/20/2023 03:11:38 72.84, 124.25 49.53 1.94 64
41 06/20/2023 04:01:16 -72.86, -68.46 130.45 06/20/2023 04:02:22 -72.84, -68.43 130.48 1.78 66
42 06/20/2023 04:51:56 72.83, 98.82 49.53 06/20/2023 04:53:08 72.85, 98.86 49.54 2.84 72
43 06/20/2023 05:42:38 -72.83, -93.84 130.47 06/20/2023 05:43:52 -72.85, -93.83 130.47 2.00 74
44 06/20/2023 06:33:22 72.60, 73.01 49.33 06/20/2023 06:34:34 72.66, 73.89 49.32 29.63 72
45 06/20/2023 07:24:05 -72.56,-119.75 130.71 06/20/2023 07:25:17 -72.61,-118.70 130.73 35.40 72
46 06/20/2023 08:14:50 72.27, 47.02 49.04 06/20/2023 08:15:58 72.36, 49.11 49.00 71.23 68
47 06/20/2023 09:05:33 -72.23,-145.74 131.00 06/20/2023 09:06:40 -72.26,-143.38 131.11 79.90 67

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 6/14/2023
SNOs_Map_METOP-B_NPP_20230614.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 06/14/2023 in txt file.

Historial Predications of SNOs between METOP-B and NPP