Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-A and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/21/2019
Index Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/21/2019 23:23:18 -74.90, -3.77 81.42 12/21/2019 23:22:22 -74.91, -3.84 81.40 2.50 56
2 12/22/2019 00:13:58 74.89, 163.53 98.57 12/22/2019 00:13:07 74.87, 163.57 98.57 1.95 51
3 12/22/2019 01:04:40 -74.88, -29.16 81.44 12/22/2019 01:03:51 -74.87, -29.10 81.44 2.08 49
4 12/22/2019 01:55:20 74.87, 138.14 98.56 12/22/2019 01:54:37 74.88, 138.18 98.58 1.72 43
5 12/22/2019 02:46:01 -74.86, -54.55 81.45 12/22/2019 02:45:20 -74.88, -54.50 81.43 2.30 41
6 12/22/2019 03:36:40 74.90, 112.88 98.58 12/22/2019 03:36:06 74.89, 112.78 98.59 3.00 34
7 12/22/2019 04:27:22 -74.89, -79.81 81.43 12/22/2019 04:26:50 -74.88, -79.89 81.42 2.38 32
8 12/22/2019 05:18:02 74.88, 87.48 98.57 12/22/2019 05:17:36 74.90, 87.39 98.59 3.35 26
9 12/22/2019 06:08:44 -74.87,-105.21 81.44 12/22/2019 06:08:20 -74.89,-105.29 81.42 3.06 24
10 12/22/2019 06:59:24 74.86, 62.09 98.55 12/22/2019 06:59:05 74.85, 62.13 98.55 1.23 19
11 12/22/2019 07:50:06 -74.85,-130.60 81.46 12/22/2019 07:49:49 -74.85,-130.55 81.46 1.65 17
12 12/22/2019 08:40:46 74.84, 36.70 98.54 12/22/2019 08:40:35 74.86, 36.73 98.56 2.62 11
13 12/22/2019 09:31:28 -74.83,-155.99 81.47 12/22/2019 09:31:19 -74.86,-155.94 81.45 3.04 9
14 12/22/2019 10:22:07 74.87, 11.43 98.56 12/22/2019 10:22:05 74.87, 11.34 98.57 2.79 2
15 12/22/2019 11:12:49 -74.86, 178.74 81.45 12/22/2019 11:12:49 -74.87, 178.67 81.44 2.26 0
16 12/22/2019 12:03:29 74.85, -13.96 98.54 12/22/2019 12:03:34 74.83, -13.92 98.52 2.70 5
17 12/22/2019 12:54:11 -74.84, 153.35 81.47 12/22/2019 12:54:18 -74.82, 153.41 81.49 2.80 7
18 12/22/2019 13:44:51 74.83, -39.35 98.53 12/22/2019 13:45:04 74.84, -39.32 98.53 1.17 13
19 12/22/2019 14:35:33 -74.83, 127.96 81.48 12/22/2019 14:35:48 -74.83, 128.01 81.48 1.70 15
20 12/22/2019 15:26:12 74.86, -64.61 98.55 12/22/2019 15:26:34 74.84, -64.71 98.54 3.42 22
21 12/22/2019 16:16:54 -74.85, 102.70 81.46 12/22/2019 16:17:18 -74.84, 102.62 81.47 2.92 24
22 12/22/2019 17:07:34 74.84, -90.01 98.54 12/22/2019 17:08:04 74.85, -90.10 98.54 2.97 30
23 12/22/2019 17:58:16 -74.84, 77.30 81.47 12/22/2019 17:58:48 -74.85, 77.22 81.47 2.53 32
24 12/22/2019 18:48:56 74.82,-115.40 98.52 12/22/2019 18:49:33 74.81,-115.36 98.50 1.78 37
25 12/22/2019 19:39:38 -74.82, 51.91 81.49 12/22/2019 19:40:17 -74.80, 51.96 81.51 2.05 39
26 12/22/2019 20:30:18 74.80,-140.79 98.51 12/22/2019 20:31:03 74.82,-140.76 98.51 1.85 45
27 12/22/2019 21:21:00 -74.80, 26.52 81.50 12/22/2019 21:21:47 -74.81, 26.57 81.50 2.20 47
28 12/22/2019 22:11:39 74.83,-166.06 98.53 12/22/2019 22:12:33 74.82,-166.15 98.52 2.96 54
29 12/22/2019 23:02:21 -74.83, 1.26 81.48 12/22/2019 23:03:17 -74.82, 1.18 81.50 2.47 56
30 12/22/2019 23:53:01 74.81, 168.55 98.51 12/22/2019 23:54:02 74.78, 168.59 98.47 3.49 61
31 12/23/2019 00:43:43 -74.81, -24.14 81.50 12/23/2019 00:44:47 -74.83, -24.22 81.49 3.11 64
32 12/23/2019 01:34:23 74.79, 143.16 98.50 12/23/2019 01:35:32 74.79, 143.19 98.48 1.09 69
33 12/23/2019 02:25:05 -74.79, -49.53 81.51 12/23/2019 02:26:16 -74.78, -49.48 81.53 1.54 71
34 12/23/2019 03:15:48 74.63, 117.38 98.36 12/23/2019 03:17:00 74.70, 118.06 98.38 21.82 72
35 12/23/2019 04:06:31 -74.57, -75.44 81.69 12/23/2019 04:07:43 -74.65, -74.48 81.69 29.46 72
36 12/23/2019 04:57:16 74.31, 91.23 98.10 12/23/2019 04:58:23 74.37, 93.57 98.00 70.67 67
37 12/23/2019 05:47:59 -74.26,-101.58 81.95 12/23/2019 05:49:06 -74.32, -98.98 82.06 78.49 67

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 12/21/2019
SNOs_Map_METOP-A_NPP_20191222.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 12/21/2019 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service