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: 4/28/2021
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 05/07/2021 21:59:52 73.31,-156.85 56.25 05/07/2021 21:58:44 73.36,-159.27 56.42 77.40 68
2 05/07/2021 22:50:35 -73.25, 10.35 123.81 05/07/2021 22:49:26 -73.25, 8.29 123.71 66.17 69
3 05/07/2021 23:41:19 73.04, 177.22 55.99 05/07/2021 23:40:07 73.02, 176.11 56.02 36.01 72
4 05/08/2021 00:32:03 -72.94, -15.68 124.12 05/08/2021 00:30:50 -72.96, -16.45 124.05 25.19 73
5 05/08/2021 01:22:46 72.77, 151.31 55.72 05/08/2021 01:21:32 72.77, 151.26 55.74 1.53 74
6 05/08/2021 02:13:28 -72.77, -41.38 124.30 05/08/2021 02:12:16 -72.77, -41.41 124.28 1.23 72
7 05/08/2021 03:04:08 72.75, 125.93 55.69 05/08/2021 03:03:01 72.73, 125.98 55.67 3.18 67
8 05/08/2021 03:54:50 -72.75, -66.75 124.33 05/08/2021 03:53:46 -72.77, -66.80 124.29 3.11 64
9 05/08/2021 04:45:30 72.73, 100.55 55.65 05/08/2021 04:44:31 72.73, 100.59 55.66 1.12 59
10 05/08/2021 05:36:12 -72.73, -92.13 124.37 05/08/2021 05:35:15 -72.73, -92.09 124.36 1.41 57
11 05/08/2021 06:26:52 72.72, 75.18 55.61 05/08/2021 06:26:01 72.74, 75.20 55.65 2.91 51
12 05/08/2021 07:17:34 -72.71,-117.50 124.40 05/08/2021 07:16:45 -72.74,-117.48 124.37 2.74 49
13 05/08/2021 08:08:13 72.75, 49.90 55.63 05/08/2021 08:07:31 72.75, 49.81 55.64 3.18 42
14 05/08/2021 08:58:55 -72.75,-142.78 124.39 05/08/2021 08:58:15 -72.74,-142.86 124.38 2.91 40
15 05/08/2021 09:49:35 72.73, 24.53 55.59 05/08/2021 09:49:00 72.71, 24.52 55.57 2.86 35
16 05/08/2021 10:40:17 -72.73,-168.15 124.43 05/08/2021 10:39:44 -72.70,-168.15 124.45 3.15 33
17 05/08/2021 11:30:57 72.71, -0.85 55.56 05/08/2021 11:30:30 72.71, -0.87 55.56 0.54 27
18 05/08/2021 12:21:39 -72.71, 166.47 124.46 05/08/2021 12:21:14 -72.71, 166.46 124.46 0.47 25
19 05/08/2021 13:12:19 72.70, -26.23 55.52 05/08/2021 13:12:00 72.72, -26.26 55.55 2.93 19
20 05/08/2021 14:03:01 -72.69, 141.09 124.50 05/08/2021 14:02:44 -72.71, 141.07 124.47 2.50 17
21 05/08/2021 14:53:41 72.68, -51.60 55.48 05/08/2021 14:53:29 72.68, -51.54 55.48 2.10 12
22 05/08/2021 15:44:23 -72.68, 115.72 124.53 05/08/2021 15:44:13 -72.67, 115.79 124.54 2.37 10
23 05/08/2021 16:35:03 72.66, -76.98 55.45 05/08/2021 16:34:59 72.68, -76.93 55.47 3.22 4
24 05/08/2021 17:25:45 -72.66, 90.34 124.57 05/08/2021 17:25:43 -72.68, 90.40 124.55 3.00 2
25 05/08/2021 18:16:24 72.69,-102.25 55.46 05/08/2021 18:16:29 72.69,-102.32 55.46 2.21 5
26 05/08/2021 19:07:06 -72.69, 65.07 124.56 05/08/2021 19:07:13 -72.69, 65.01 124.56 2.05 7
27 05/08/2021 19:57:46 72.67,-127.63 55.43 05/08/2021 19:57:58 72.65,-127.60 55.40 3.05 12
28 05/08/2021 20:48:28 -72.67, 39.69 124.59 05/08/2021 20:48:43 -72.69, 39.62 124.57 3.28 15
29 05/08/2021 21:39:08 72.66,-153.01 55.39 05/08/2021 21:39:28 72.66,-152.99 55.39 0.43 20
30 05/08/2021 22:29:50 -72.66, 14.32 124.62 05/08/2021 22:30:12 -72.65, 14.34 124.64 0.88 22
31 05/08/2021 23:20:30 72.64,-178.38 55.36 05/08/2021 23:20:58 72.66,-178.38 55.37 2.70 28
32 05/09/2021 00:11:12 -72.64, -11.06 124.66 05/09/2021 00:11:42 -72.66, -11.05 124.65 2.17 30
33 05/09/2021 01:01:52 72.62, 156.24 55.32 05/09/2021 01:02:27 72.62, 156.33 55.31 3.03 35
34 05/09/2021 01:52:33 -72.62, -36.44 124.69 05/09/2021 01:53:10 -72.61, -36.34 124.71 3.28 37
35 05/09/2021 02:43:12 72.65, 130.97 55.33 05/09/2021 02:43:56 72.63, 130.94 55.30 3.10 44
36 05/09/2021 03:33:55 -72.60, -61.81 124.73 05/09/2021 03:34:40 -72.62, -61.73 124.72 3.48 45
37 05/09/2021 04:24:34 72.64, 105.59 55.30 05/09/2021 04:25:26 72.63, 105.55 55.29 1.28 52
38 05/09/2021 05:15:16 -72.64, -87.08 124.72 05/09/2021 05:16:10 -72.63, -87.12 124.73 1.34 54
39 05/09/2021 06:05:56 72.62, 80.22 55.26 05/09/2021 06:06:56 72.64, 80.16 55.28 3.15 60
40 05/09/2021 06:56:38 -72.62,-112.46 124.75 05/09/2021 06:57:40 -72.64,-112.51 124.74 2.52 62
41 05/09/2021 07:47:18 72.60, 54.84 55.23 05/09/2021 07:48:25 72.60, 54.88 55.21 1.34 67
42 05/09/2021 08:38:00 -72.60,-137.84 124.79 05/09/2021 08:39:09 -72.59,-137.79 124.81 1.71 69
43 05/09/2021 09:28:41 72.53, 29.36 55.15 05/09/2021 09:29:54 72.56, 29.59 55.15 8.24 73
44 05/09/2021 10:19:24 -72.48,-163.42 124.91 05/09/2021 10:20:37 -72.50,-162.98 124.93 14.92 73
45 05/09/2021 11:10:08 72.26, 3.48 54.88 05/09/2021 11:11:19 72.31, 4.71 54.86 42.25 71
46 05/09/2021 12:00:52 -72.16, 170.61 125.22 05/09/2021 12:02:01 -72.20, 172.24 125.27 55.81 69
47 05/09/2021 12:51:36 71.93, -22.49 54.57 05/09/2021 12:52:43 72.01, -20.08 54.52 83.32 67
48 05/09/2021 13:42:19 -71.88, 144.75 125.49 05/09/2021 13:43:25 -71.90, 147.44 125.61 93.00 66

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/28/2021
SNOs_Map_METOP-B_NPP_20210428.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 04/28/2021 in txt file.

Historial Predications of SNOs between METOP-B and NPP