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: 11/20/2013
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 11/21/2013 02:06:46 -68.46, -32.94 91.72 11/21/2013 02:07:17 -68.48, -32.99 91.71 2.74 31
2 11/21/2013 02:57:31 68.39, 134.46 88.22 11/21/2013 02:56:44 68.37, 134.53 88.20 3.20 47
3 11/23/2013 17:33:10 68.83, -84.99 89.21 11/23/2013 17:34:20 68.77, -84.41 89.15 24.46 70
4 11/23/2013 18:23:47 -68.47, 82.80 91.15 11/23/2013 18:23:54 -68.45, 82.83 91.17 2.76 7
5 11/23/2013 19:14:31 68.35,-109.72 88.74 11/23/2013 19:13:21 68.34,-109.66 88.73 2.74 70
6 11/26/2013 09:50:05 68.54, 31.17 89.43 11/26/2013 09:51:04 68.56, 31.16 89.46 3.13 59
7 11/26/2013 10:40:47 -68.44,-161.39 90.66 11/26/2013 10:40:35 -68.41,-161.39 90.69 3.15 12
8 11/26/2013 11:31:21 67.78, 6.76 88.70 11/26/2013 11:30:11 67.80, 5.54 88.70 51.25 70
9 11/29/2013 02:07:05 68.52, 146.95 89.89 11/29/2013 02:07:49 68.52, 146.92 89.89 1.17 44
10 11/29/2013 02:57:47 -68.42, -45.61 90.21 11/29/2013 02:57:19 -68.43, -45.55 90.20 2.29 28
11 12/01/2013 18:24:04 68.51, -97.27 90.31 12/01/2013 18:24:36 68.52, -97.27 90.32 1.38 32
12 12/01/2013 19:14:45 -68.36, 70.24 89.84 12/01/2013 19:14:07 -68.38, 70.19 89.83 3.10 38
13 12/04/2013 09:50:39 -69.64,-150.39 88.20 12/04/2013 09:51:45 -69.50,-147.87 88.32 99.05 66
14 12/04/2013 10:41:04 68.51, 18.49 90.68 12/04/2013 10:41:28 68.52, 18.51 90.69 1.28 24
15 12/04/2013 11:31:45 -68.36,-174.00 89.47 12/04/2013 11:30:59 -68.38,-174.02 89.45 2.58 46

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/20/2013
SNOs_Map_NPP_TERRA_20131120.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/20/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service