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: 8/22/2017
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 09/04/2017 18:31:46 -73.50, 75.39 113.38 09/04/2017 18:30:39 -73.54, 72.51 113.21 90.85 67
2 09/04/2017 19:22:29 73.31,-117.71 66.45 09/04/2017 19:21:20 73.31,-119.65 66.56 61.79 69
3 09/04/2017 20:13:13 -73.23, 49.44 113.61 09/04/2017 20:12:02 -73.20, 47.92 113.56 48.85 71
4 09/04/2017 21:03:57 72.98,-143.76 66.18 09/04/2017 21:02:44 73.01,-144.37 66.25 19.97 73
5 09/04/2017 21:54:41 -72.90, 23.40 113.88 09/04/2017 21:53:26 -72.90, 23.19 113.86 6.73 75
6 09/04/2017 22:45:21 72.85,-169.37 66.09 09/04/2017 22:44:11 72.86,-169.42 66.12 2.14 70
7 09/04/2017 23:36:04 -72.83, -2.10 113.92 09/04/2017 23:34:55 -72.85, -2.08 113.89 2.64 69
8 09/05/2017 00:26:43 72.83, 165.24 66.10 09/05/2017 00:25:40 72.82, 165.30 66.09 2.55 63
9 09/05/2017 01:17:25 -72.85, -27.38 113.87 09/05/2017 01:16:25 -72.85, -27.46 113.86 2.52 60
10 09/05/2017 02:08:05 72.80, 139.85 66.10 09/05/2017 02:07:10 72.82, 139.93 66.12 2.82 55
11 09/05/2017 02:58:47 -72.83, -52.77 113.87 09/05/2017 02:57:54 -72.80, -52.73 113.89 3.05 53
12 09/05/2017 03:49:26 72.83, 114.57 66.15 09/05/2017 03:48:40 72.82, 114.55 66.15 1.40 46
13 09/05/2017 04:40:09 -72.81, -78.16 113.87 09/05/2017 04:39:24 -72.81, -78.11 113.86 1.69 45
14 09/05/2017 05:30:48 72.81, 89.18 66.15 09/05/2017 05:30:10 72.82, 89.17 66.18 1.80 38
15 09/05/2017 06:21:30 -72.83,-103.45 113.82 09/05/2017 06:20:54 -72.81,-103.49 113.83 2.84 36
16 09/05/2017 07:12:09 72.83, 63.89 66.20 09/05/2017 07:11:40 72.82, 63.79 66.20 3.56 29
17 09/05/2017 08:02:52 -72.81,-128.84 113.81 09/05/2017 08:02:24 -72.81,-128.87 113.80 1.19 28
18 09/05/2017 08:53:31 72.81, 38.50 66.21 09/05/2017 08:53:09 72.78, 38.51 66.18 3.58 22
19 09/05/2017 09:44:14 -72.78,-154.23 113.81 09/05/2017 09:43:53 -72.76,-154.15 113.83 3.49 21
20 09/05/2017 10:34:53 72.78, 13.11 66.21 09/05/2017 10:34:39 72.78, 13.13 66.21 0.95 14
21 09/05/2017 11:25:36 -72.76,-179.62 113.80 09/05/2017 11:25:23 -72.77,-179.52 113.80 3.20 13
22 09/05/2017 12:16:15 72.76, -12.28 66.21 09/05/2017 12:16:09 72.78, -12.25 66.24 2.66 6
23 09/05/2017 13:06:57 -72.78, 155.10 113.75 09/05/2017 13:06:53 -72.77, 155.10 113.77 1.85 4
24 09/05/2017 13:57:36 72.79, -37.56 66.26 09/05/2017 13:57:39 72.78, -37.63 66.26 2.01 3
25 09/05/2017 14:48:19 -72.76, 129.71 113.75 09/05/2017 14:48:23 -72.77, 129.72 113.74 1.16 4
26 09/05/2017 15:38:58 72.76, -62.96 66.27 09/05/2017 15:39:09 72.79, -63.01 66.29 3.18 11
27 09/05/2017 16:29:40 -72.79, 104.42 113.70 09/05/2017 16:29:53 -72.77, 104.34 113.71 3.16 13
28 09/05/2017 17:20:20 72.74, -88.35 66.27 09/05/2017 17:20:38 72.74, -88.28 66.27 2.19 18
29 09/05/2017 18:11:02 -72.76, 79.03 113.70 09/05/2017 18:11:23 -72.78, 78.96 113.69 2.79 21
30 09/05/2017 19:01:41 72.76,-113.63 66.32 09/05/2017 19:02:08 72.74,-113.66 66.29 2.76 27
31 09/05/2017 19:52:24 -72.74, 53.64 113.69 09/05/2017 19:52:52 -72.73, 53.68 113.71 1.87 28
32 09/05/2017 20:43:03 72.74,-139.02 66.32 09/05/2017 20:43:38 72.74,-139.04 66.32 0.68 35

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 8/22/2017
SNOs_Map_METOP-B_NPP_20170823.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 08/22/2017 in txt file.

Historical Predictions of SNOs between METOP-B and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service