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: 10/30/2017
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 10/31/2017 02:06:16 -69.27, -33.99 96.72 10/31/2017 02:07:24 -69.13, -32.16 96.82 73.88 68
2 10/31/2017 02:56:46 68.38, 134.51 82.43 10/31/2017 02:57:02 68.40, 134.57 82.45 3.25 16
3 10/31/2017 03:47:27 -68.26, -58.01 97.69 10/31/2017 03:46:33 -68.25, -57.98 97.71 1.87 54
4 11/02/2017 18:22:55 -68.47, 82.86 96.65 11/02/2017 18:24:05 -68.49, 82.91 96.63 3.08 70
5 11/02/2017 19:13:39 68.34,-109.66 83.24 11/02/2017 19:13:33 68.31,-109.66 83.21 2.61 6
6 11/02/2017 20:04:18 -68.10, 57.96 96.99 11/02/2017 20:03:05 -68.11, 57.73 97.00 9.48 73
7 11/05/2017 10:39:49 -68.42,-161.31 95.88 11/05/2017 10:40:37 -68.44,-161.28 95.85 2.52 48
8 11/05/2017 11:30:33 68.29, 6.16 84.01 11/05/2017 11:30:05 68.26, 6.15 83.98 3.40 28
9 11/05/2017 12:20:58 -67.29, 174.70 96.95 11/05/2017 12:19:50 -67.33, 172.72 96.96 85.29 68
10 11/08/2017 02:06:18 69.37, 145.85 85.85 11/08/2017 02:07:25 69.29, 148.04 85.81 86.52 67
11 11/08/2017 02:56:43 -68.37, -45.48 95.13 11/08/2017 02:57:10 -68.37, -45.49 95.13 0.72 27
12 11/08/2017 03:47:27 68.25, 121.98 84.76 11/08/2017 03:46:37 68.24, 122.00 84.75 1.07 50
13 11/10/2017 18:22:59 68.63, -97.38 85.88 11/10/2017 18:24:10 68.59, -96.99 85.85 16.51 71
14 11/10/2017 19:13:37 -68.33, 70.34 94.41 11/10/2017 19:13:43 -68.33, 70.33 94.41 0.45 6
15 11/10/2017 20:04:21 68.21,-122.20 85.48 11/10/2017 20:03:10 68.21,-122.17 85.47 1.17 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/30/2017
SNOs_Map_NPP_TERRA_20171030.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/30/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service