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: 10/9/2015
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 10/10/2015 01:17:42 68.67, 159.68 75.03 10/10/2015 01:18:09 68.68, 159.65 75.05 2.16 27
2 10/10/2015 02:08:23 -68.55, -32.84 105.08 10/10/2015 02:07:39 -68.58, -32.85 105.06 3.33 44
3 10/12/2015 16:43:58 -69.13, 107.50 103.52 10/12/2015 16:45:09 -69.05, 108.33 103.58 34.28 71
4 10/12/2015 17:34:36 68.68, -84.57 76.06 10/12/2015 17:34:41 68.66, -84.51 76.04 3.29 5
5 10/12/2015 18:25:16 -68.50, 82.98 104.11 10/12/2015 18:24:12 -68.50, 82.93 104.12 2.16 64
6 10/15/2015 09:00:44 -68.72,-136.17 102.92 10/15/2015 09:01:46 -68.74,-136.19 102.90 2.76 62
7 10/15/2015 09:51:28 68.59, 31.31 76.97 10/15/2015 09:51:14 68.58, 31.25 76.95 2.94 14
8 10/15/2015 10:42:02 -68.08,-160.72 103.52 10/15/2015 10:40:50 -68.14,-161.64 103.49 38.75 72
9 10/18/2015 01:17:37 -68.68, -20.35 101.98 10/18/2015 01:18:18 -68.70, -20.37 101.96 2.33 41
10 10/18/2015 02:08:21 68.56, 147.12 77.92 10/18/2015 02:07:45 68.59, 147.13 77.94 3.22 36
11 10/20/2015 16:44:00 69.43, -72.93 79.72 10/20/2015 16:45:09 69.30, -71.37 79.62 62.68 69
12 10/20/2015 17:34:29 -68.64, 95.47 101.04 10/20/2015 17:34:49 -68.64, 95.43 101.04 1.58 20
13 10/20/2015 18:25:13 68.53, -97.07 78.86 10/20/2015 18:24:16 68.53, -97.07 78.85 0.10 57

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/9/2015
SNOs_Map_NPP_TERRA_20151009.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/09/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service