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: 12/14/2013
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 12/15/2013 01:16:48 -68.58, -20.49 88.28 12/15/2013 01:17:58 -68.61, -20.52 88.25 3.27 70
2 12/15/2013 02:07:32 68.44, 147.00 91.59 12/15/2013 02:07:26 68.46, 146.94 91.61 2.96 6
3 12/15/2013 02:58:11 -68.21, -45.38 88.65 12/15/2013 02:56:58 -68.23, -45.70 88.62 13.46 73
4 12/17/2013 17:33:46 -68.56, 95.30 88.19 12/17/2013 17:34:36 -68.57, 95.27 88.18 1.63 50
5 12/17/2013 18:24:30 68.42, -97.21 91.68 12/17/2013 18:24:04 68.42, -97.27 91.68 2.31 26
6 12/17/2013 19:14:56 -67.48, 71.28 89.26 12/17/2013 19:13:48 -67.53, 69.33 89.21 83.13 68
7 12/20/2013 09:50:45 -68.55,-148.92 88.14 12/20/2013 09:51:19 -68.56,-148.92 88.13 1.38 34
8 12/20/2013 10:41:29 68.41, 18.57 91.72 12/20/2013 10:40:47 68.41, 18.54 91.72 1.32 42
9 12/23/2013 01:17:17 69.42, 158.32 92.75 12/23/2013 01:18:25 69.28, 160.17 92.59 74.03 68
10 12/23/2013 02:07:44 -68.54, -33.14 88.15 12/23/2013 02:08:07 -68.52, -33.16 88.17 2.82 23
11 12/23/2013 02:58:28 68.41, 134.34 91.72 12/23/2013 02:57:34 68.42, 134.36 91.73 1.68 54
12 12/25/2013 17:34:11 69.16, -85.54 92.44 12/25/2013 17:35:21 69.03, -84.37 92.29 48.71 70
13 12/25/2013 18:24:43 -68.55, 82.62 88.20 12/25/2013 18:24:58 -68.56, 82.67 88.19 2.53 15
14 12/25/2013 19:15:27 68.41,-109.90 91.67 12/25/2013 19:14:26 68.41,-109.87 91.66 1.37 61

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/14/2013
SNOs_Map_NPP_TERRA_20131214.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/14/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service