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: 4/26/2015
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 04/27/2015 15:55:05 -68.90, 120.58 125.09 04/27/2015 15:55:41 -68.91, 120.53 125.08 2.16 36
2 04/27/2015 16:45:49 68.78, -71.95 54.78 04/27/2015 16:45:08 68.81, -71.96 54.81 3.29 41
3 04/30/2015 07:21:26 69.68, 67.94 54.88 04/30/2015 07:22:34 69.60, 69.67 54.80 67.34 68
4 04/30/2015 08:11:55 -68.91,-123.65 125.92 04/30/2015 08:12:15 -68.89,-123.63 125.94 2.23 20
5 04/30/2015 09:02:39 68.79, 43.82 53.95 04/30/2015 09:01:42 68.78, 43.88 53.95 2.26 57
6 05/02/2015 23:38:04 69.12,-175.47 53.50 05/02/2015 23:39:16 69.06,-175.19 53.44 12.78 72
7 05/03/2015 00:28:43 -68.88, -7.82 126.76 05/03/2015 00:28:48 -68.85, -7.82 126.79 3.04 5
8 05/03/2015 01:19:27 68.75, 159.65 53.11 05/03/2015 01:18:15 68.74, 159.68 53.09 2.39 72
9 05/05/2015 15:54:50 68.93, -59.43 52.53 05/05/2015 15:55:51 68.93, -59.48 52.53 2.04 61
10 05/05/2015 16:45:32 -68.85, 108.00 127.56 05/05/2015 16:45:21 -68.84, 108.03 127.58 1.97 11
11 05/05/2015 17:36:06 68.19, -83.83 51.77 05/05/2015 17:34:56 68.27, -85.02 51.85 49.59 70
12 05/08/2015 08:11:39 68.92, 56.37 51.77 05/08/2015 08:12:24 68.90, 56.34 51.75 2.87 45
13 05/08/2015 09:02:20 -68.78,-136.12 128.38 05/08/2015 09:01:54 -68.80,-136.15 128.36 2.29 26

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/26/2015
SNOs_Map_NPP_TERRA_20150426.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/26/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service