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: 3/11/2013
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 03/24/2013 15:26:37 73.59, -58.62 72.04 03/24/2013 15:25:31 73.59, -61.77 72.22 99.00 66
2 03/24/2013 16:17:21 -73.49, 108.49 108.07 03/24/2013 16:16:14 -73.52, 105.70 107.88 88.14 67
3 03/24/2013 17:08:05 73.26, -84.69 71.72 03/24/2013 17:06:55 73.29, -86.46 71.86 56.78 70
4 03/24/2013 17:58:49 -73.17, 82.43 108.38 03/24/2013 17:57:37 -73.17, 81.11 108.29 42.48 72
5 03/24/2013 18:49:32 72.98,-110.63 71.44 03/24/2013 18:48:19 72.99,-111.18 71.50 17.87 73
6 03/24/2013 19:40:16 -72.89, 56.49 108.66 03/24/2013 19:39:01 -72.87, 56.38 108.65 4.17 75
7 03/24/2013 20:30:56 72.86,-136.24 71.30 03/24/2013 20:29:46 72.84,-136.24 71.30 1.95 70
8 03/24/2013 21:21:38 -72.86, 31.10 108.71 03/24/2013 21:20:31 -72.88, 31.00 108.67 3.53 67
9 03/24/2013 22:12:18 72.83,-161.63 71.25 03/24/2013 22:11:16 72.84,-161.62 71.28 1.27 62
10 03/24/2013 23:03:00 -72.84, 5.71 108.76 03/24/2013 23:02:00 -72.83, 5.73 108.76 1.44 60
11 03/24/2013 23:53:39 72.85, 173.08 71.25 03/24/2013 23:52:46 72.84, 173.01 71.25 2.79 53
12 03/25/2013 00:44:22 -72.81, -19.69 108.81 03/25/2013 00:43:30 -72.83, -19.65 108.78 2.16 52
13 03/25/2013 01:35:01 72.83, 147.68 71.20 03/25/2013 01:34:16 72.84, 147.63 71.23 2.47 45
14 03/25/2013 02:25:43 -72.84, -44.98 108.81 03/25/2013 02:25:00 -72.83, -45.03 108.81 1.92 43
15 03/25/2013 03:16:23 72.80, 122.29 71.15 03/25/2013 03:15:45 72.79, 122.36 71.14 2.32 38
16 03/25/2013 04:07:05 -72.81, -70.37 108.87 03/25/2013 04:06:30 -72.83, -70.41 108.83 2.59 35
17 03/25/2013 04:57:45 72.78, 96.90 71.10 03/25/2013 04:57:15 72.80, 96.98 71.12 3.37 30
18 03/25/2013 05:48:27 -72.79, -95.76 108.92 03/25/2013 05:47:59 -72.78, -95.68 108.92 2.73 28
19 03/25/2013 06:39:06 72.80, 71.61 71.09 03/25/2013 06:38:45 72.80, 71.60 71.09 0.58 21
20 03/25/2013 07:29:48 -72.81,-121.05 108.92 03/25/2013 07:29:29 -72.78,-121.06 108.94 2.88 19
21 03/25/2013 08:20:28 72.78, 46.22 71.04 03/25/2013 08:20:15 72.80, 46.22 71.07 2.61 13
22 03/25/2013 09:11:10 -72.78,-146.44 108.97 03/25/2013 09:10:59 -72.79,-146.44 108.97 0.31 11
23 03/25/2013 10:01:49 72.80, 20.93 71.03 03/25/2013 10:01:45 72.80, 20.84 71.04 2.82 4
24 03/25/2013 10:52:32 -72.76,-171.84 109.02 03/25/2013 10:52:29 -72.79,-171.81 108.99 3.33 3
25 03/25/2013 11:43:11 72.78, -4.47 70.98 03/25/2013 11:43:14 72.75, -4.43 70.96 2.79 3
26 03/25/2013 12:33:53 -72.78, 162.88 109.03 03/25/2013 12:33:59 -72.79, 162.81 109.02 2.32 6
27 03/25/2013 13:24:33 72.75, -29.86 70.93 03/25/2013 13:24:44 72.75, -29.81 70.93 1.74 11
28 03/25/2013 14:15:14 -72.76, 137.48 109.08 03/25/2013 14:15:27 -72.74, 137.54 109.10 2.56 13
29 03/25/2013 15:05:53 72.77, -55.15 70.93 03/25/2013 15:06:13 72.76, -55.19 70.91 2.42 20
30 03/25/2013 15:56:36 -72.73, 112.09 109.13 03/25/2013 15:56:57 -72.74, 112.16 109.13 2.52 21
31 03/25/2013 16:47:15 72.75, -80.54 70.88 03/25/2013 16:47:43 72.76, -80.56 70.88 1.33 28
32 03/25/2013 17:37:57 -72.76, 86.80 109.14 03/25/2013 17:38:27 -72.74, 86.78 109.15 1.57 30
33 03/25/2013 18:28:37 72.72,-105.93 70.83 03/25/2013 18:29:12 72.71,-105.84 70.80 3.49 35

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 3/11/2013
SNOs_Map_METOP-A_NPP_20130312.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 03/11/2013 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service