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: 8/7/2013
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 08/09/2013 02:56:13 -68.39, -45.54 127.52 08/09/2013 02:57:00 -68.39, -45.50 127.53 1.77 47
2 08/09/2013 03:46:57 68.25, 121.94 52.35 08/09/2013 03:46:28 68.23, 121.95 52.32 3.26 29
3 08/09/2013 04:37:21 -67.21, -69.45 128.72 08/09/2013 04:36:14 -67.23, -71.56 128.65 90.79 67
4 08/11/2013 18:22:41 69.12, -98.08 54.01 08/11/2013 18:23:50 69.00, -96.50 53.84 64.09 69
5 08/11/2013 19:13:10 -68.35, 70.28 126.79 08/11/2013 19:13:30 -68.34, 70.31 126.80 1.49 20
6 08/11/2013 20:03:54 68.21,-122.24 53.09 08/11/2013 20:02:57 68.22,-122.18 53.10 2.59 57
7 08/14/2013 10:39:27 68.44, 18.61 54.11 08/14/2013 10:40:30 68.42, 18.65 54.09 2.58 63
8 08/14/2013 11:30:08 -68.30,-173.90 126.02 08/14/2013 11:30:00 -68.32,-173.83 126.00 3.36 8
9 08/14/2013 12:20:45 67.79, -5.95 53.47 08/14/2013 12:19:33 67.87, -6.72 53.57 33.68 72
10 08/17/2013 02:56:25 68.40, 134.42 54.91 08/17/2013 02:57:00 68.39, 134.49 54.90 3.06 35
11 08/17/2013 03:47:05 -68.21, -58.02 125.27 08/17/2013 03:46:31 -68.23, -58.06 125.25 3.31 34
12 08/19/2013 18:22:47 -68.92, 82.18 123.70 08/19/2013 18:23:57 -68.79, 83.22 123.85 44.12 70
13 08/19/2013 19:13:22 68.31,-109.70 55.69 08/19/2013 19:13:30 68.34,-109.69 55.71 3.26 8
14 08/19/2013 20:04:03 -68.17, 57.79 124.44 08/19/2013 20:03:01 -68.19, 57.76 124.43 2.13 62

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/7/2013
SNOs_Map_NPP_TERRA_20130807.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/07/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service