Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/15/2015
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/17/2015 08:11:45 -68.86,-123.73 134.62 06/17/2015 08:12:48 -68.88,-123.75 134.60 2.91 63
2 06/17/2015 09:02:29 68.74, 43.75 45.25 06/17/2015 09:02:16 68.72, 43.69 45.24 2.51 13
3 06/17/2015 09:53:03 -68.22,-148.27 135.27 06/17/2015 09:51:52 -68.28,-149.22 135.21 39.72 71
4 06/20/2015 00:28:38 -68.81, -7.89 134.73 06/20/2015 00:29:18 -68.83, -7.94 134.71 3.23 40
5 06/20/2015 01:19:23 68.74, 159.50 45.21 06/20/2015 01:18:45 68.73, 159.57 45.19 3.52 38
6 06/22/2015 15:55:00 69.45, -60.32 45.92 06/22/2015 15:56:09 69.37, -59.00 45.82 52.64 69
7 06/22/2015 16:45:32 -68.82, 107.86 134.72 06/22/2015 16:45:47 -68.82, 107.93 134.73 2.51 15
8 06/22/2015 17:36:15 68.65, -84.61 45.11 06/22/2015 17:35:15 68.65, -84.64 45.11 1.44 60
9 06/25/2015 08:11:43 68.88, 56.23 45.39 06/25/2015 08:12:46 68.88, 56.25 45.38 0.86 63
10 06/25/2015 09:02:24 -68.73,-136.25 134.77 06/25/2015 09:02:17 -68.72,-136.31 134.78 2.64 7
11 06/25/2015 09:53:01 68.24, 31.70 44.74 06/25/2015 09:51:50 68.27, 30.78 44.78 37.76 71
12 06/28/2015 00:28:34 68.80, 172.11 45.40 06/28/2015 00:29:14 68.81, 172.06 45.41 2.83 40
13 06/28/2015 01:19:16 -68.69, -20.43 134.71 06/28/2015 01:18:44 -68.71, -20.43 134.69 2.28 32

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/15/2015
SNOs_Map_NPP_TERRA_20150616.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/15/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service