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: 3/17/2018
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 03/30/2018 04:27:30 73.58, 106.58 69.91 03/30/2018 04:26:24 73.57, 103.43 70.06 99.11 66
2 03/30/2018 05:18:14 -73.46, -86.35 110.21 03/30/2018 05:17:06 -73.45, -88.99 110.08 83.63 68
3 03/30/2018 06:08:58 73.25, 80.51 69.59 03/30/2018 06:07:48 73.27, 78.73 69.71 57.21 70
4 03/30/2018 06:59:42 -73.14,-112.41 110.53 03/30/2018 06:58:30 -73.16,-113.71 110.44 41.91 72
5 03/30/2018 07:50:25 72.98, 54.58 69.31 03/30/2018 07:49:12 72.97, 54.00 69.35 18.74 73
6 03/30/2018 08:41:09 -72.87,-138.33 110.80 03/30/2018 08:39:54 -72.86,-138.44 110.79 3.71 75
7 03/30/2018 09:31:50 72.80, 28.87 69.13 03/30/2018 09:30:39 72.82, 28.94 69.16 3.12 71
8 03/30/2018 10:22:31 -72.84,-163.72 110.85 03/30/2018 10:21:23 -72.81,-163.72 110.87 3.72 68
9 03/30/2018 11:13:11 72.83, 3.59 69.13 03/30/2018 11:12:09 72.83, 3.56 69.14 1.19 62
10 03/30/2018 12:03:53 -72.82, 170.90 110.90 03/30/2018 12:02:53 -72.81, 170.90 110.89 0.85 60
11 03/30/2018 12:54:33 72.81, -21.80 69.08 03/30/2018 12:53:39 72.83, -21.82 69.11 2.44 54
12 03/30/2018 13:45:15 -72.80, 145.51 110.95 03/30/2018 13:44:23 -72.82, 145.52 110.92 2.09 52
13 03/30/2018 14:35:55 72.79, -47.18 69.03 03/30/2018 14:35:08 72.78, -47.10 69.04 2.80 47
14 03/30/2018 15:26:36 -72.83, 120.23 110.95 03/30/2018 15:25:53 -72.82, 120.14 110.94 3.08 43
15 03/30/2018 16:17:16 72.82, -72.46 69.03 03/30/2018 16:16:38 72.79, -72.48 69.01 3.19 38
16 03/30/2018 17:07:58 -72.81, 94.84 111.00 03/30/2018 17:07:22 -72.78, 94.86 111.02 3.44 36
17 03/30/2018 17:58:38 72.79, -97.85 68.98 03/30/2018 17:58:08 72.79, -97.86 68.99 0.47 30
18 03/30/2018 18:49:20 -72.78, 69.46 111.04 03/30/2018 18:48:52 -72.78, 69.48 111.04 0.88 28
19 03/30/2018 19:40:00 72.77,-123.24 68.94 03/30/2018 19:39:38 72.80,-123.25 68.97 2.74 22
20 03/30/2018 20:30:42 -72.76, 44.07 111.09 03/30/2018 20:30:22 -72.78, 44.10 111.07 2.55 20
21 03/30/2018 21:21:22 72.75,-148.62 68.89 03/30/2018 21:21:07 72.75,-148.52 68.89 3.34 15
22 03/30/2018 22:12:03 -72.79, 18.79 111.09 03/30/2018 22:11:52 -72.79, 18.71 111.09 2.48 11
23 03/30/2018 23:02:43 72.78,-173.90 68.89 03/30/2018 23:02:37 72.75,-173.90 68.86 2.71 6
24 03/30/2018 23:53:25 -72.77, -6.60 111.14 03/30/2018 23:53:21 -72.74, -6.56 111.17 3.25 4
25 03/31/2018 00:44:04 72.75, 160.71 68.84 03/31/2018 00:44:06 72.76, 160.71 68.84 0.27 2
26 03/31/2018 01:34:46 -72.74, -31.98 111.19 03/31/2018 01:34:50 -72.74, -31.95 111.19 1.27 4
27 03/31/2018 02:25:26 72.73, 135.32 68.79 03/31/2018 02:25:36 72.76, 135.33 68.82 3.18 10
28 03/31/2018 03:16:08 -72.72, -57.37 111.24 03/31/2018 03:16:20 -72.75, -57.33 111.22 3.08 12
29 03/31/2018 04:06:47 72.76, 110.04 68.79 03/31/2018 04:07:06 72.76, 109.95 68.79 3.08 19

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 3/17/2018
SNOs_Map_METOP-B_NPP_20180317.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 03/17/2018 in txt file.

Historical Predictions of SNOs between METOP-B and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service