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: 8/31/2018
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 08/31/2018 04:37:55 68.25, 109.35 59.48 08/31/2018 04:37:07 68.24, 109.41 59.47 2.99 48
2 09/02/2018 19:13:26 68.53,-109.87 60.71 09/02/2018 19:14:36 68.53,-109.64 60.70 9.51 70
3 09/02/2018 20:04:06 -68.33, 57.71 119.49 09/02/2018 20:04:08 -68.30, 57.72 119.52 3.36 2
4 09/02/2018 20:54:49 68.16,-134.76 60.36 09/02/2018 20:53:36 68.14,-134.83 60.34 3.45 73
5 09/05/2018 11:30:20 68.39, 6.08 61.55 09/05/2018 11:31:07 68.37, 6.05 61.53 2.22 47
6 09/05/2018 12:21:01 -68.23, 173.60 118.60 09/05/2018 12:20:37 -68.26, 173.55 118.58 3.30 24
7 09/05/2018 13:11:27 67.15, -17.76 60.33 09/05/2018 13:10:21 67.20, -20.02 60.39 97.30 66
8 09/08/2018 02:56:48 -69.31, -46.71 116.53 09/08/2018 02:57:55 -69.21, -44.66 116.65 81.64 67
9 09/08/2018 03:47:16 68.35, 121.90 62.51 09/08/2018 03:47:36 68.33, 121.88 62.48 2.82 20
10 09/08/2018 04:37:57 -68.19, -70.58 117.64 09/08/2018 04:37:06 -68.21, -70.62 117.62 2.70 51
11 09/10/2018 19:13:28 -68.42, 70.26 116.42 09/10/2018 19:14:37 -68.45, 70.26 116.40 2.76 69
12 09/10/2018 20:04:12 68.31,-122.29 63.49 09/10/2018 20:04:04 68.34,-122.23 63.50 3.37 8
13 09/10/2018 20:54:50 -68.00, 45.43 116.83 09/10/2018 20:53:37 -68.06, 45.08 116.76 16.49 73
14 09/13/2018 11:30:23 -68.39,-173.92 115.44 09/13/2018 11:31:05 -68.40,-173.91 115.43 1.86 42
15 09/13/2018 12:21:06 68.23, -6.41 64.42 09/13/2018 12:20:33 68.23, -6.47 64.42 2.70 33

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/31/2018
SNOs_Map_NPP_TERRA_20180831.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/31/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service