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: 11/14/2011
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 11/16/2011 02:55:31 68.48, 134.77 87.00 11/16/2011 02:56:08 68.49, 134.72 87.02 2.68 37
2 11/16/2011 03:46:10 -68.37, -57.77 93.10 11/16/2011 03:45:38 -68.37, -57.80 93.10 1.09 32
3 11/18/2011 20:50:45 68.50,-134.07 87.69 11/18/2011 20:51:25 68.49,-134.11 87.69 1.53 40
4 11/18/2011 21:41:24 -68.39, 33.40 92.41 11/18/2011 21:40:55 -68.38, 33.39 92.43 1.74 29
5 11/21/2011 14:45:56 68.52, -42.90 88.34 11/21/2011 14:46:42 68.50, -42.91 88.32 2.27 46
6 11/21/2011 15:36:35 -68.41, 124.57 91.77 11/21/2011 15:36:12 -68.39, 124.58 91.80 2.89 23
7 11/21/2011 16:27:01 67.45, -66.91 87.30 11/21/2011 16:25:53 67.49, -68.82 87.31 81.38 68
8 11/24/2011 08:41:03 68.55, 48.29 88.94 11/24/2011 08:41:58 68.52, 48.29 88.92 3.25 55
9 11/24/2011 09:31:41 -68.38,-144.17 91.22 11/24/2011 09:31:28 -68.41,-144.21 91.20 2.97 13
10 11/24/2011 10:22:13 67.75, 23.94 88.17 11/24/2011 10:21:03 67.84, 22.77 88.24 50.40 70
11 11/27/2011 02:36:04 68.52, 139.56 89.45 11/27/2011 02:37:12 68.54, 139.51 89.47 2.79 68
12 11/27/2011 03:26:43 -68.41, -52.97 90.66 11/27/2011 03:26:42 -68.43, -52.99 90.64 2.47 1
13 11/27/2011 04:17:23 68.22, 114.60 89.17 11/27/2011 04:16:10 68.26, 114.45 89.20 7.51 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/14/2011
SNOs_Map_NPP_TERRA_20111114.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/14/2011 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service