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: 6/17/2023
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 17:23:06 73.73, -87.06 50.35 06/18/2023 17:22:00 73.73, -90.25 50.53 99.29 66
2 06/18/2023 18:13:50 -73.62, 80.03 129.74 06/18/2023 18:12:42 -73.64, 77.30 129.58 85.64 68
3 06/18/2023 19:04:34 73.40,-113.14 50.06 06/18/2023 19:03:24 73.44,-114.95 50.21 57.61 70
4 06/18/2023 19:55:17 -73.35, 54.07 129.99 06/18/2023 19:54:06 -73.35, 52.58 129.90 47.44 71
5 06/18/2023 20:46:01 73.13,-139.08 49.81 06/18/2023 20:44:48 73.15,-139.67 49.88 19.23 73
6 06/18/2023 21:36:44 -73.08, 28.13 130.23 06/18/2023 21:35:30 -73.06, 27.85 130.23 9.57 74
7 06/18/2023 22:27:25 73.01,-164.69 49.70 06/18/2023 22:26:15 73.01,-164.74 49.73 1.80 70
8 06/18/2023 23:18:07 -73.01, 2.64 130.30 06/18/2023 23:16:59 -73.02, 2.56 130.27 2.65 68
9 06/19/2023 00:08:47 72.98, 169.92 49.68 06/19/2023 00:07:44 72.97, 169.97 49.68 2.22 63
10 06/19/2023 00:59:29 -72.99, -22.75 130.32 06/19/2023 00:58:28 -72.98, -22.72 130.32 1.36 61
11 06/19/2023 01:50:09 72.96, 144.54 49.66 06/19/2023 01:49:14 72.98, 144.58 49.69 2.40 55
12 06/19/2023 02:40:51 -72.96, -48.14 130.34 06/19/2023 02:39:58 -72.98, -48.12 130.31 2.51 53
13 06/19/2023 03:31:30 72.99, 119.26 49.69 06/19/2023 03:30:44 72.99, 119.18 49.70 2.35 46
14 06/19/2023 04:22:12 -72.99, -73.42 130.32 06/19/2023 04:21:28 -72.99, -73.51 130.30 3.12 44
15 06/19/2023 05:12:52 72.97, 93.87 49.66 06/19/2023 05:12:13 72.95, 93.90 49.65 2.36 39
16 06/19/2023 06:03:34 -72.97, -98.80 130.34 06/19/2023 06:02:57 -72.95, -98.80 130.35 1.73 37
17 06/19/2023 06:54:14 72.94, 68.48 49.64 06/19/2023 06:53:43 72.96, 68.50 49.66 1.57 31
18 06/19/2023 07:44:56 -72.95,-124.19 130.36 06/19/2023 07:44:27 -72.96,-124.19 130.34 1.81 29
19 06/19/2023 08:35:35 72.97, 43.20 49.67 06/19/2023 08:35:13 72.97, 43.11 49.67 3.06 22
20 06/19/2023 09:26:18 -72.92,-149.58 130.38 06/19/2023 09:25:56 -72.92,-149.48 130.38 3.23 22
21 06/19/2023 10:16:57 72.95, 17.81 49.65 06/19/2023 10:16:42 72.92, 17.82 49.62 2.77 15
22 06/19/2023 11:07:39 -72.95,-174.86 130.36 06/19/2023 11:07:26 -72.93,-174.87 130.37 2.40 13
23 06/19/2023 11:58:19 72.93, -7.58 49.63 06/19/2023 11:58:12 72.93, -7.57 49.63 0.81 7
24 06/19/2023 12:49:01 -72.93, 159.75 130.38 06/19/2023 12:48:56 -72.94, 159.73 130.36 1.37 5
25 06/19/2023 13:39:41 72.90, -32.96 49.60 06/19/2023 13:39:41 72.89, -32.86 49.59 3.59 0
26 06/19/2023 14:30:23 -72.91, 134.37 130.40 06/19/2023 14:30:25 -72.90, 134.44 130.41 2.71 2
27 06/19/2023 15:21:02 72.93, -58.24 49.63 06/19/2023 15:21:11 72.90, -58.25 49.60 3.35 9
28 06/19/2023 16:11:44 -72.93, 109.09 130.37 06/19/2023 16:11:55 -72.91, 109.05 130.40 3.18 11
29 06/19/2023 17:02:24 72.91, -83.63 49.61 06/19/2023 17:02:41 72.91, -83.65 49.61 0.61 17
30 06/19/2023 17:53:06 -72.91, 83.70 130.39 06/19/2023 17:53:25 -72.92, 83.66 130.39 1.47 19
31 06/19/2023 18:43:46 72.89,-109.02 49.59 06/19/2023 18:44:10 72.87,-108.94 49.56 3.27 24
32 06/19/2023 19:34:27 -72.89, 58.31 130.41 06/19/2023 19:34:53 -72.88, 58.37 130.44 2.42 26
33 06/19/2023 20:25:07 72.86,-134.41 49.57 06/19/2023 20:25:39 72.88,-134.33 49.57 3.04 32
34 06/19/2023 21:15:49 -72.87, 32.92 130.44 06/19/2023 21:16:23 -72.89, 32.98 130.43 2.63 34
35 06/19/2023 22:06:28 72.89,-159.69 49.59 06/19/2023 22:07:09 72.89,-159.72 49.58 1.26 41
36 06/19/2023 22:57:10 -72.90, 7.64 130.41 06/19/2023 22:57:53 -72.89, 7.58 130.42 2.03 43
37 06/19/2023 23:47:50 72.87, 174.93 49.57 06/19/2023 23:48:38 72.85, 174.99 49.54 3.15 48
38 06/20/2023 00:38:32 -72.87, -17.74 130.43 06/20/2023 00:39:22 -72.85, -17.71 130.46 2.43 50
39 06/20/2023 01:29:12 72.85, 149.54 49.55 06/20/2023 01:30:08 72.86, 149.59 49.55 2.19 56
40 06/20/2023 02:19:54 -72.85, -43.13 130.45 06/20/2023 02:20:52 -72.86, -43.10 130.45 1.75 58
41 06/20/2023 03:10:33 72.88, 124.26 49.57 06/20/2023 03:11:38 72.87, 124.20 49.56 2.07 65
42 06/20/2023 04:01:15 -72.88, -68.41 130.43 06/20/2023 04:02:22 -72.87, -68.49 130.44 2.78 67
43 06/20/2023 04:51:55 72.85, 98.87 49.55 06/20/2023 04:53:07 72.83, 98.91 49.51 3.25 72
44 06/20/2023 05:42:38 -72.81, -93.90 130.49 06/20/2023 05:43:51 -72.83, -93.78 130.49 4.95 73
45 06/20/2023 06:33:22 72.58, 72.96 49.31 06/20/2023 06:34:33 72.63, 73.94 49.30 33.11 71
46 06/20/2023 07:24:05 -72.53,-119.81 130.74 06/20/2023 07:25:16 -72.59,-118.66 130.75 38.99 71
47 06/20/2023 08:14:49 72.30, 47.07 49.07 06/20/2023 08:15:57 72.34, 49.16 48.98 70.71 68
48 06/20/2023 09:05:32 -72.25,-145.70 130.98 06/20/2023 09:06:40 -72.29,-143.44 131.08 76.49 68

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 6/17/2023
SNOs_Map_METOP-B_NPP_20230617.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 06/17/2023 in txt file.

Historial Predications of SNOs between METOP-B and NPP