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: 4/13/2025
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 04/19/2025 17:42:07 74.80, -94.70 63.47 04/19/2025 17:41:01 74.77, -98.00 63.64 96.55 66
2 04/19/2025 18:32:50 -74.68, 72.33 116.64 04/19/2025 18:31:42 -74.68, 69.58 116.49 80.67 68
3 04/19/2025 19:23:34 74.49,-120.86 63.18 04/19/2025 19:22:24 74.48,-122.59 63.29 51.50 70
4 04/19/2025 20:14:18 -74.37, 46.18 116.94 04/19/2025 20:13:06 -74.39, 44.98 116.84 35.87 72
5 04/19/2025 21:05:02 74.17,-146.99 62.88 04/19/2025 21:03:48 74.19,-147.20 62.93 6.69 74
6 04/19/2025 21:55:44 -74.16, 20.30 117.14 04/19/2025 21:54:31 -74.14, 20.23 117.14 2.90 73
7 04/19/2025 22:46:24 74.16,-172.37 62.85 04/19/2025 22:45:17 74.14,-172.45 62.85 2.96 67
8 04/19/2025 23:37:06 -74.14, -5.08 117.18 04/19/2025 23:36:01 -74.14, -5.14 117.17 1.76 65
9 04/20/2025 00:27:46 74.14, 162.24 62.81 04/20/2025 00:26:47 74.14, 162.18 62.82 2.00 59
10 04/20/2025 01:18:28 -74.13, -30.46 117.22 04/20/2025 01:17:31 -74.14, -30.51 117.19 2.22 57
11 04/20/2025 02:09:08 74.12, 136.86 62.77 04/20/2025 02:08:17 74.14, 136.80 62.80 2.59 51
12 04/20/2025 02:59:50 -74.11, -55.85 117.26 04/20/2025 02:59:00 -74.09, -55.76 117.27 3.25 50
13 04/20/2025 03:50:30 74.10, 111.47 62.73 04/20/2025 03:49:46 74.09, 111.55 62.72 2.90 44
14 04/20/2025 04:41:12 -74.09, -81.23 117.30 04/20/2025 04:40:30 -74.09, -81.13 117.30 3.02 42
15 04/20/2025 05:31:52 74.08, 86.09 62.69 04/20/2025 05:31:16 74.09, 86.18 62.69 2.82 36
16 04/20/2025 06:22:33 -74.12,-106.50 117.30 04/20/2025 06:22:00 -74.09,-106.51 117.32 3.61 33
17 04/20/2025 07:13:13 74.12, 60.83 62.69 04/20/2025 07:12:46 74.09, 60.81 62.67 3.29 27
18 04/20/2025 08:03:55 -74.10,-131.88 117.34 04/20/2025 08:03:30 -74.09,-131.88 117.35 1.73 25
19 04/20/2025 08:54:35 74.10, 35.44 62.65 04/20/2025 08:54:16 74.09, 35.43 62.64 1.35 19
20 04/20/2025 09:45:17 -74.09,-157.26 117.38 04/20/2025 09:45:00 -74.09,-157.25 117.37 0.41 17
21 04/20/2025 10:35:57 74.08, 10.06 62.61 04/20/2025 10:35:46 74.09, 10.06 62.62 0.60 11
22 04/20/2025 11:26:39 -74.07, 177.35 117.42 04/20/2025 11:26:30 -74.09, 177.38 117.40 2.15 9
23 04/20/2025 12:17:19 74.06, -15.33 62.57 04/20/2025 12:17:16 74.09, -15.31 62.59 2.55 3
24 04/20/2025 13:08:00 -74.10, 152.09 117.41 04/20/2025 13:08:00 -74.09, 152.00 117.42 3.05 0
25 04/20/2025 13:58:40 74.09, -40.59 62.58 04/20/2025 13:58:46 74.08, -40.69 62.57 3.05 6
26 04/20/2025 14:49:22 -74.08, 126.70 117.45 04/20/2025 14:49:30 -74.09, 126.63 117.45 2.28 8
27 04/20/2025 15:40:02 74.08, -65.98 62.54 04/20/2025 15:40:16 74.08, -66.06 62.54 2.64 14
28 04/20/2025 16:30:44 -74.06, 101.32 117.49 04/20/2025 16:31:00 -74.08, 101.26 117.47 2.91 16
29 04/20/2025 17:21:24 74.06, -91.36 62.50 04/20/2025 17:21:45 74.03, -91.31 62.46 3.14 21
30 04/20/2025 18:12:06 -74.05, 75.94 117.53 04/20/2025 18:12:29 -74.03, 76.01 117.55 2.54 23
31 04/20/2025 19:02:46 74.04,-116.75 62.46 04/20/2025 19:03:15 74.03,-116.68 62.44 2.07 29
32 04/20/2025 19:53:28 -74.03, 50.55 117.57 04/20/2025 19:53:59 -74.03, 50.63 117.58 2.53 31
33 04/20/2025 20:44:08 74.02,-142.13 62.42 04/20/2025 20:44:45 74.03,-142.06 62.42 2.53 37
34 04/20/2025 21:34:49 -74.06, 25.29 117.57 04/20/2025 21:35:29 -74.03, 25.26 117.60 3.20 40
35 04/20/2025 22:25:29 74.05,-167.39 62.42 04/20/2025 22:26:15 74.03,-167.43 62.39 2.67 46
36 04/20/2025 23:16:11 -74.04, -0.10 117.61 04/20/2025 23:16:59 -74.03, -0.11 117.63 1.30 48
37 04/21/2025 00:06:51 74.04, 167.22 62.38 04/21/2025 00:07:45 74.03, 167.20 62.37 0.90 54
38 04/21/2025 00:57:33 -74.03, -25.48 117.64 04/21/2025 00:58:29 -74.03, -25.49 117.65 0.73 56
39 04/21/2025 01:48:13 74.02, 141.84 62.34 04/21/2025 01:49:15 74.03, 141.82 62.34 1.49 62
40 04/21/2025 02:38:55 -74.01, -50.86 117.68 04/21/2025 02:39:59 -74.03, -50.86 117.68 2.61 64
41 04/21/2025 03:29:35 74.00, 116.45 62.30 04/21/2025 03:30:45 74.03, 116.45 62.32 3.37 70
42 04/21/2025 04:20:16 -74.04, -76.13 117.68 04/21/2025 04:21:29 -74.03, -76.23 117.70 3.31 73
43 04/21/2025 05:11:00 73.83, 90.71 62.14 04/21/2025 05:12:12 73.88, 91.44 62.13 23.12 72
44 04/21/2025 06:01:43 -73.77,-102.10 117.93 04/21/2025 06:02:55 -73.83,-101.12 117.95 31.00 72
45 04/21/2025 06:52:28 73.51, 64.64 61.84 04/21/2025 06:53:36 73.58, 66.77 61.77 67.65 68
46 04/21/2025 07:43:11 -73.46,-128.16 118.22 04/21/2025 07:44:18 -73.49,-125.68 118.35 78.61 67

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_METOP-B_NPP_20250413.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 04/13/2025 in txt file.

Historial Predications of SNOs between METOP-B and NPP