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: 10/19/2015
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 10/20/2015 16:44:00 69.44, -72.95 79.74 10/20/2015 16:45:09 69.33, -71.34 79.65 64.28 69
2 10/20/2015 17:34:29 -68.67, 95.43 101.02 10/20/2015 17:34:49 -68.66, 95.45 101.02 0.92 20
3 10/20/2015 18:25:13 68.54, -97.09 78.87 10/20/2015 18:24:16 68.56, -97.04 78.88 2.62 57
4 10/23/2015 09:00:41 68.78, 43.73 80.03 10/23/2015 09:01:50 68.76, 43.81 80.02 3.39 69
5 10/23/2015 09:51:21 -68.59,-148.70 100.14 10/23/2015 09:51:21 -68.60,-148.76 100.13 2.91 0
6 10/23/2015 10:42:03 68.36, 18.91 79.65 10/23/2015 10:40:50 68.38, 18.61 79.65 12.59 73
7 10/26/2015 01:17:33 68.71, 159.59 80.90 10/26/2015 01:18:22 68.69, 159.58 80.87 2.88 49
8 10/26/2015 02:08:14 -68.57, -32.90 99.23 10/26/2015 02:07:52 -68.58, -32.91 99.22 1.49 22
9 10/26/2015 02:58:41 67.53, 135.71 79.77 10/26/2015 02:57:34 67.63, 133.61 79.82 89.77 67
10 10/28/2015 17:34:25 68.65, -84.55 81.74 10/28/2015 17:34:53 68.65, -84.59 81.74 1.71 28
11 10/28/2015 18:25:07 -68.56, 82.89 98.34 10/28/2015 18:24:23 -68.55, 82.92 98.35 1.39 44
12 10/31/2015 09:00:40 -69.12,-136.74 96.92 10/31/2015 09:01:51 -68.99,-135.93 97.04 35.11 71
13 10/31/2015 09:51:17 68.64, 31.22 82.62 10/31/2015 09:51:22 68.65, 31.28 82.63 2.77 5
14 10/31/2015 10:41:58 -68.49,-161.26 97.52 10/31/2015 10:40:53 -68.50,-161.27 97.52 0.95 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/19/2015
SNOs_Map_NPP_TERRA_20151019.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/19/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service