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: 8/15/2015
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 08/15/2015 02:09:21 68.61, 147.00 54.32 08/15/2015 02:08:25 68.62, 147.04 54.33 1.88 56
2 08/17/2015 16:44:47 68.79, -72.10 55.33 08/17/2015 16:45:56 68.80, -72.12 55.34 1.66 69
3 08/17/2015 17:35:28 -68.70, 95.34 124.75 08/17/2015 17:35:25 -68.70, 95.38 124.76 1.74 3
4 08/17/2015 18:26:08 68.37, -96.92 54.92 08/17/2015 18:24:55 68.41, -97.32 54.97 17.21 73
5 08/20/2015 09:01:38 68.77, 43.71 56.18 08/20/2015 09:02:23 68.76, 43.72 56.16 1.03 45
6 08/20/2015 09:52:19 -68.63,-148.79 123.96 08/20/2015 09:51:53 -68.66,-148.78 123.93 3.36 26
7 08/23/2015 00:28:03 -69.77, -9.23 121.93 08/23/2015 00:29:09 -69.66, -6.87 122.07 91.91 66
8 08/23/2015 01:18:29 68.70, 159.58 56.99 08/23/2015 01:18:51 68.71, 159.54 57.00 1.94 22
9 08/23/2015 02:09:11 -68.61, -32.99 123.09 08/23/2015 02:08:21 -68.61, -32.95 123.09 1.46 50
10 08/25/2015 16:44:39 -68.90, 107.77 121.90 08/25/2015 16:45:50 -68.89, 108.00 121.93 9.76 71
11 08/25/2015 17:35:21 68.69, -84.63 57.89 08/25/2015 17:35:19 68.65, -84.64 57.86 3.45 2
12 08/25/2015 18:26:02 -68.54, 82.88 122.25 08/25/2015 18:24:49 -68.55, 82.87 122.23 1.65 73
13 08/28/2015 09:01:28 -68.79,-136.30 121.09 08/28/2015 09:02:18 -68.77,-136.26 121.11 2.80 50
14 08/28/2015 09:52:11 68.62, 31.23 58.76 08/28/2015 09:51:45 68.65, 31.24 58.78 2.62 26
15 08/28/2015 10:42:37 -67.67,-160.25 122.19 08/28/2015 10:41:29 -67.77,-162.18 122.08 81.92 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/15/2015
SNOs_Map_NPP_TERRA_20150815.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/15/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service