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: 5/20/2018
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 05/20/2018 22:57:03 -72.82, 7.44 127.23 05/20/2018 22:56:26 -72.83, 7.48 127.21 2.12 37
2 05/20/2018 23:47:42 72.83, 174.80 52.78 05/20/2018 23:47:12 72.83, 174.79 52.79 0.28 30
3 05/21/2018 00:38:24 -72.85, -17.84 127.22 05/21/2018 00:37:56 -72.84, -17.90 127.22 2.12 28
4 05/21/2018 01:29:04 72.81, 149.41 52.74 05/21/2018 01:28:42 72.84, 149.41 52.78 3.13 22
5 05/21/2018 02:19:45 -72.83, -43.23 127.25 05/21/2018 02:19:25 -72.84, -43.29 127.23 2.78 20
6 05/21/2018 03:10:25 72.79, 124.03 52.71 05/21/2018 03:10:10 72.79, 124.13 52.71 3.51 15
7 05/21/2018 04:01:07 -72.80, -68.62 127.29 05/21/2018 04:00:54 -72.80, -68.56 127.29 1.85 13
8 05/21/2018 04:51:46 72.81, 98.74 52.72 05/21/2018 04:51:40 72.80, 98.75 52.70 1.87 6
9 05/21/2018 05:42:28 -72.83, -93.90 127.28 05/21/2018 05:42:24 -72.80, -93.95 127.30 3.23 4
10 05/21/2018 06:33:08 72.79, 73.36 52.68 05/21/2018 06:33:10 72.80, 73.36 52.70 1.31 2
11 05/21/2018 07:23:50 -72.81,-119.29 127.31 05/21/2018 07:23:54 -72.81,-119.33 127.31 1.45 4
12 05/21/2018 08:14:29 72.82, 48.07 52.70 05/21/2018 08:14:40 72.81, 47.98 52.69 3.37 11
13 05/21/2018 09:05:12 -72.78,-144.68 127.35 05/21/2018 09:05:23 -72.76,-144.61 127.37 3.08 11
14 05/21/2018 09:55:51 72.80, 22.68 52.66 05/21/2018 09:56:10 72.81, 22.59 52.68 3.59 19
15 05/21/2018 10:46:34 -72.76,-170.07 127.38 05/21/2018 10:46:53 -72.77,-170.00 127.38 2.45 19
16 05/21/2018 11:37:13 72.77, -2.70 52.62 05/21/2018 11:37:39 72.77, -2.69 52.61 0.79 26
17 05/21/2018 12:27:55 -72.79, 164.65 127.37 05/21/2018 12:28:23 -72.77, 164.62 127.39 1.91 28
18 05/21/2018 13:18:35 72.75, -28.09 52.59 05/21/2018 13:19:09 72.77, -28.07 52.61 2.70 34
19 05/21/2018 14:09:17 -72.76, 139.26 127.41 05/21/2018 14:09:53 -72.78, 139.23 127.40 1.83 36
20 05/21/2018 14:59:56 72.78, -53.38 52.60 05/21/2018 15:00:39 72.78, -53.46 52.60 2.67 43
21 05/21/2018 15:50:39 -72.74, 113.88 127.44 05/21/2018 15:51:22 -72.73, 113.95 127.46 2.75 43
22 05/21/2018 16:41:18 72.75, -78.76 52.57 05/21/2018 16:42:08 72.73, -78.74 52.53 2.55 50
23 05/21/2018 17:32:01 -72.72, 88.49 127.48 05/21/2018 17:32:52 -72.74, 88.57 127.47 3.47 51
24 05/21/2018 18:22:40 72.73,-104.15 52.53 05/21/2018 18:23:38 72.74,-104.12 52.52 1.28 58
25 05/21/2018 19:13:22 -72.75, 63.20 127.47 05/21/2018 19:14:22 -72.74, 63.18 127.48 0.72 60
26 05/21/2018 20:04:01 72.76,-129.43 52.54 05/21/2018 20:05:08 72.74,-129.51 52.52 2.90 67
27 05/21/2018 20:54:44 -72.72, 37.82 127.50 05/21/2018 20:55:52 -72.75, 37.80 127.49 2.88 68
28 05/21/2018 21:45:24 72.68,-154.93 52.46 05/21/2018 21:46:37 72.70,-154.79 52.45 4.92 73
29 05/21/2018 22:36:07 -72.65, 12.33 127.58 05/21/2018 22:37:21 -72.70, 12.52 127.55 8.79 74
30 05/21/2018 23:26:51 72.40, 179.17 52.20 05/21/2018 23:28:02 72.45,-179.65 52.17 39.73 71
31 05/22/2018 00:17:34 -72.37, -13.57 127.84 05/22/2018 00:18:45 -72.40, -12.25 127.89 44.64 71
32 05/22/2018 01:08:19 72.07, 153.19 51.89 05/22/2018 01:09:26 72.14, 155.57 51.83 81.53 67
33 05/22/2018 01:59:02 -72.04, -39.55 128.15 05/22/2018 02:00:09 -72.10, -37.03 128.23 86.29 67

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2018
SNOs_Map_METOP-B_NPP_20180521.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 05/20/2018 in txt file.

Historical Predictions of SNOs between METOP-B and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service