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: 3/22/2015
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 03/23/2015 22:48:31 69.40,-163.30 68.14 03/23/2015 22:49:42 69.29,-162.53 68.00 32.68 71
2 03/23/2015 23:39:06 -68.94, 4.67 112.36 03/23/2015 23:39:16 -68.95, 4.67 112.35 1.73 10
3 03/24/2015 00:29:50 68.83, 172.13 67.52 03/24/2015 00:28:43 68.85, 172.18 67.54 3.08 67
4 03/26/2015 15:05:16 69.04, -47.01 66.70 03/26/2015 15:06:17 69.02, -47.00 66.68 2.03 61
5 03/26/2015 15:55:57 -68.89, 120.51 113.47 03/26/2015 15:55:47 -68.91, 120.49 113.45 2.90 10
6 03/26/2015 16:46:32 68.29, -71.40 65.92 03/26/2015 16:45:22 68.35, -72.55 66.00 47.82 70
7 03/29/2015 07:22:07 68.99, 68.83 65.61 03/29/2015 07:22:47 69.00, 68.85 65.61 1.10 40
8 03/29/2015 08:12:48 -68.84,-123.65 114.57 03/29/2015 08:12:18 -68.84,-123.72 114.57 2.79 30
9 03/31/2015 22:48:30 -69.90, 15.99 114.49 03/31/2015 22:49:37 -69.78, 18.13 114.65 83.14 67
10 03/31/2015 23:38:58 68.95,-175.35 64.52 03/31/2015 23:39:17 68.95,-175.33 64.52 0.89 19
11 04/01/2015 00:29:39 -68.85, -7.89 115.60 04/01/2015 00:28:46 -68.85, -7.83 115.60 2.73 53
12 04/03/2015 15:05:06 -69.13, 132.88 116.32 04/03/2015 15:06:17 -69.10, 133.10 116.36 9.21 71
13 04/03/2015 15:55:48 68.92, -59.53 63.46 04/03/2015 15:55:45 68.92, -59.48 63.46 2.01 3
14 04/03/2015 16:46:29 -68.76, 108.00 116.72 04/03/2015 16:45:16 -68.77, 107.96 116.71 1.80 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/22/2015
SNOs_Map_NPP_TERRA_20150322.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/22/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service