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: 8/17/2020
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 08/22/2020 14:11:23 73.48, -39.50 62.05 08/22/2020 14:10:16 73.48, -42.31 62.20 88.91 67
2 08/22/2020 15:02:07 -73.36, 127.55 118.06 08/22/2020 15:00:58 -73.38, 125.24 117.91 73.57 69
3 08/22/2020 15:52:51 73.16, -65.56 61.78 08/22/2020 15:51:40 73.18, -67.02 61.89 47.03 71
4 08/22/2020 16:43:34 -73.08, 101.61 118.28 08/22/2020 16:42:22 -73.08, 100.52 118.21 35.20 72
5 08/22/2020 17:34:18 72.88, -91.49 61.56 08/22/2020 17:33:04 72.88, -91.75 61.59 8.42 74
6 08/22/2020 18:25:01 -72.81, 75.69 118.50 08/22/2020 18:23:47 -72.83, 75.68 118.46 2.67 74
7 08/22/2020 19:15:41 72.80,-116.98 61.51 08/22/2020 19:14:32 72.78,-116.92 61.51 3.16 69
8 08/22/2020 20:06:23 -72.78, 50.30 118.50 08/22/2020 20:05:16 -72.78, 50.40 118.49 3.35 67
9 08/22/2020 20:57:03 72.78,-142.37 61.52 08/22/2020 20:56:02 72.79,-142.30 61.53 2.57 61
10 08/22/2020 21:47:44 -72.81, 25.02 118.45 08/22/2020 21:46:46 -72.79, 25.02 118.46 2.68 58
11 08/22/2020 22:38:24 72.81,-167.66 61.57 08/22/2020 22:37:32 72.79,-167.68 61.56 2.07 52
12 08/22/2020 23:29:06 -72.79, -0.37 118.45 08/22/2020 23:28:16 -72.79, -0.36 118.43 0.40 50
13 08/23/2020 00:19:46 72.79, 166.96 61.57 08/23/2020 00:19:02 72.80, 166.94 61.59 1.25 44
14 08/23/2020 01:10:28 -72.77, -25.76 118.44 08/23/2020 01:09:46 -72.79, -25.74 118.41 3.27 42
15 08/23/2020 02:01:08 72.76, 141.57 61.57 08/23/2020 02:00:31 72.75, 141.66 61.56 3.44 37
16 08/23/2020 02:51:49 -72.79, -51.04 118.39 08/23/2020 02:51:16 -72.80, -51.13 118.38 2.82 33
17 08/23/2020 03:42:30 72.74, 116.18 61.57 08/23/2020 03:42:01 72.75, 116.28 61.59 3.57 29
18 08/23/2020 04:33:11 -72.77, -76.43 118.39 08/23/2020 04:32:45 -72.75, -76.40 118.41 2.28 26
19 08/23/2020 05:23:51 72.77, 90.90 61.62 08/23/2020 05:23:31 72.76, 90.90 61.62 1.22 20
20 08/23/2020 06:14:33 -72.75,-101.82 118.39 08/23/2020 06:14:15 -72.75,-101.78 118.38 1.38 18
21 08/23/2020 07:05:13 72.74, 65.51 61.62 08/23/2020 07:05:01 72.76, 65.52 61.64 1.78 12
22 08/23/2020 07:55:54 -72.77,-127.10 118.34 08/23/2020 07:55:45 -72.76,-127.16 118.35 2.83 9
23 08/23/2020 08:46:34 72.77, 40.23 61.67 08/23/2020 08:46:31 72.76, 40.13 61.67 3.19 3
24 08/23/2020 09:37:16 -72.75,-152.49 118.34 08/23/2020 09:37:15 -72.76,-152.55 118.32 2.28 1
25 08/23/2020 10:27:56 72.75, 14.84 61.68 08/23/2020 10:28:01 72.77, 14.75 61.70 3.56 5
26 08/23/2020 11:18:38 -72.73,-177.87 118.33 08/23/2020 11:18:44 -72.71,-177.82 118.35 2.26 6
27 08/23/2020 12:09:18 72.72, -10.55 61.68 08/23/2020 12:09:30 72.72, -10.52 61.67 0.97 12
28 08/23/2020 13:00:00 -72.70, 156.74 118.33 08/23/2020 13:00:14 -72.72, 156.79 118.32 2.36 14
29 08/23/2020 13:50:40 72.70, -35.94 61.68 08/23/2020 13:51:00 72.72, -35.91 61.70 2.65 20
30 08/23/2020 14:41:21 -72.73, 131.46 118.28 08/23/2020 14:41:44 -72.72, 131.41 118.30 1.86 23
31 08/23/2020 15:32:01 72.73, -61.22 61.73 08/23/2020 15:32:30 72.73, -61.29 61.73 2.28 29
32 08/23/2020 16:22:43 -72.71, 106.07 118.28 08/23/2020 16:23:14 -72.72, 106.03 118.27 2.11 31
33 08/23/2020 17:13:23 72.70, -86.61 61.73 08/23/2020 17:13:59 72.68, -86.57 61.70 3.18 36
34 08/23/2020 18:04:05 -72.69, 80.68 118.28 08/23/2020 18:04:43 -72.68, 80.75 118.30 2.61 38
35 08/23/2020 18:54:45 72.68,-112.00 61.74 08/23/2020 18:55:29 72.68,-111.95 61.73 1.59 44
36 08/23/2020 19:45:27 -72.66, 55.29 118.27 08/23/2020 19:46:13 -72.68, 55.37 118.27 3.32 46
37 08/23/2020 20:36:06 72.71,-137.28 61.78 08/23/2020 20:36:59 72.69,-137.33 61.75 3.03 53
38 08/23/2020 21:26:48 -72.69, 30.01 118.22 08/23/2020 21:27:43 -72.68, 29.99 118.24 0.90 55
39 08/23/2020 22:17:28 72.69,-162.67 61.79 08/23/2020 22:18:29 72.69,-162.71 61.78 1.57 61
40 08/23/2020 23:08:10 -72.67, 4.62 118.22 08/23/2020 23:09:13 -72.69, 4.61 118.21 2.37 63
41 08/23/2020 23:58:50 72.66, 171.95 61.79 08/23/2020 23:59:58 72.64, 172.01 61.75 3.06 68
42 08/24/2020 00:49:32 -72.64, -20.76 118.22 08/24/2020 00:50:42 -72.64, -20.67 118.24 3.20 70
43 08/24/2020 01:40:14 72.54, 146.35 61.70 08/24/2020 01:41:27 72.60, 146.73 61.73 14.29 73
44 08/24/2020 02:30:57 -72.47, -46.46 118.35 08/24/2020 02:32:09 -72.49, -45.74 118.38 24.16 72
45 08/24/2020 03:21:41 72.26, 120.46 61.48 08/24/2020 03:22:51 72.29, 121.96 61.42 51.08 70
46 08/24/2020 04:12:24 -72.19, -72.34 118.57 08/24/2020 04:13:33 -72.19, -70.52 118.68 62.06 69
47 08/24/2020 05:03:09 71.92, 94.49 61.21 08/24/2020 05:04:15 71.99, 97.18 61.12 92.88 66

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 8/17/2020
SNOs_Map_METOP-B_NPP_20200818.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 08/17/2020 in txt file.

Historical Predications of SNOs between METOP-B and NPP