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: 9/20/2015
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 09/21/2015 09:01:00 68.75, 43.79 67.88 09/21/2015 09:01:47 68.76, 43.85 67.88 2.60 47
2 09/21/2015 09:51:40 -68.58,-148.66 112.29 09/21/2015 09:51:18 -68.59,-148.73 112.28 2.99 22
3 09/21/2015 10:42:07 67.52, 19.97 66.68 09/21/2015 10:41:01 67.59, 17.73 66.73 95.32 66
4 09/24/2015 00:27:23 -69.76, -9.15 110.09 09/24/2015 00:28:30 -69.64, -6.75 110.19 93.54 67
5 09/24/2015 01:17:50 68.72, 159.61 68.89 09/24/2015 01:18:12 68.70, 159.67 68.87 3.21 22
6 09/24/2015 02:08:30 -68.55, -32.84 111.28 09/24/2015 02:07:43 -68.54, -32.90 111.29 2.79 47
7 09/26/2015 16:43:58 -68.88, 107.87 109.93 09/26/2015 16:45:09 -68.86, 108.12 109.95 10.18 71
8 09/26/2015 17:34:40 68.64, -84.50 69.85 09/26/2015 17:34:38 68.63, -84.52 69.84 0.83 2
9 09/26/2015 18:25:21 -68.51, 82.98 110.26 09/26/2015 18:24:08 -68.53, 82.98 110.26 1.19 73
10 09/29/2015 09:00:47 -68.74,-136.17 109.02 09/29/2015 09:01:36 -68.73,-136.15 109.03 1.86 49
11 09/29/2015 09:51:31 68.62, 31.31 70.87 09/29/2015 09:51:03 68.61, 31.35 70.86 1.85 28
12 09/29/2015 10:41:56 -67.63,-160.13 110.09 09/29/2015 10:40:48 -67.67,-162.13 110.08 84.89 68
13 10/02/2015 00:27:11 69.60, 171.10 72.86 10/02/2015 00:28:18 69.53, 173.15 72.81 80.03 67
14 10/02/2015 01:17:37 -68.67, -20.29 108.05 10/02/2015 01:18:02 -68.64, -20.36 108.08 3.66 25
15 10/02/2015 02:08:21 68.54, 147.18 71.84 10/02/2015 02:07:29 68.52, 147.14 71.82 2.58 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/20/2015
SNOs_Map_NPP_TERRA_20150920.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/20/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service