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: 12/10/2018
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 12/13/2018 02:06:09 69.29, 145.93 92.32 12/13/2018 02:07:16 69.21, 148.01 92.23 82.52 67
2 12/13/2018 02:56:34 -68.30, -45.41 88.69 12/13/2018 02:57:00 -68.32, -45.47 88.67 3.51 26
3 12/13/2018 03:47:19 68.23, 121.99 91.25 12/13/2018 03:46:27 68.21, 122.05 91.23 3.05 52
4 12/15/2018 18:22:47 68.45, -97.15 91.62 12/15/2018 18:23:58 68.43, -97.09 91.60 3.04 71
5 12/15/2018 19:13:28 -68.30, 70.36 88.53 12/15/2018 19:13:28 -68.32, 70.41 88.51 3.31 0
6 12/15/2018 20:04:10 68.07,-122.05 91.25 12/15/2018 20:02:57 68.10,-122.21 91.27 7.07 73
7 12/18/2018 10:39:40 68.35, 18.75 91.62 12/18/2018 10:40:28 68.36, 18.70 91.63 1.89 48
8 12/18/2018 11:30:22 -68.25,-173.81 88.48 12/18/2018 11:29:58 -68.25,-173.79 88.48 1.12 24
9 12/18/2018 12:20:48 67.16, -5.18 90.44 12/18/2018 12:19:41 67.24, -7.30 90.51 91.87 67
10 12/21/2018 02:06:08 -69.38, -34.19 87.29 12/21/2018 02:07:15 -69.27, -31.91 87.41 90.30 67
11 12/21/2018 02:56:34 68.31, 134.57 91.63 12/21/2018 02:56:57 68.32, 134.55 91.64 1.73 23
12 12/21/2018 03:47:16 -68.21, -57.99 88.48 12/21/2018 03:46:27 -68.22, -57.94 88.47 2.35 49
13 12/23/2018 18:22:46 -68.48, 82.80 88.21 12/23/2018 18:23:58 -68.45, 82.94 88.25 6.69 72
14 12/23/2018 19:13:28 68.27,-109.61 91.58 12/23/2018 19:13:26 68.27,-109.63 91.58 0.87 2
15 12/23/2018 20:04:10 -68.17, 57.84 88.53 12/23/2018 20:02:56 -68.17, 57.88 88.53 2.11 74

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/10/2018
SNOs_Map_NPP_TERRA_20181211.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/10/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service