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: 11/7/2018
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 11/08/2018 10:39:44 -68.54,-161.42 94.94 11/08/2018 10:40:56 -68.51,-161.24 94.96 7.59 72
2 11/08/2018 11:30:26 68.34, 6.13 84.88 11/08/2018 11:30:23 68.34, 6.19 84.88 2.40 3
3 11/08/2018 12:21:06 -68.16, 173.68 95.29 11/08/2018 12:19:54 -68.18, 173.63 95.28 2.69 72
4 11/11/2018 02:56:36 -68.40, -45.48 94.32 11/11/2018 02:57:24 -68.38, -45.52 94.34 2.94 48
5 11/11/2018 03:47:20 68.26, 122.00 85.56 11/11/2018 03:46:51 68.26, 121.98 85.55 1.04 29
6 11/11/2018 04:37:44 -67.22, -69.40 95.45 11/11/2018 04:36:37 -67.26, -71.52 95.46 91.34 67
7 11/13/2018 18:23:02 69.15, -98.04 87.14 11/13/2018 18:24:10 69.05, -96.41 87.07 65.44 68
8 11/13/2018 19:13:30 -68.32, 70.39 93.68 11/13/2018 19:13:51 -68.34, 70.33 93.66 3.36 21
9 11/13/2018 20:04:15 68.24,-122.21 86.26 11/13/2018 20:03:18 68.22,-122.17 86.23 2.95 57
10 11/16/2018 10:39:44 68.43, 18.69 87.11 11/16/2018 10:40:47 68.45, 18.73 87.13 2.74 63
11 11/16/2018 11:30:25 -68.30,-173.82 93.02 11/16/2018 11:30:18 -68.30,-173.82 93.02 0.56 7
12 11/16/2018 12:21:02 67.79, -5.87 86.50 11/16/2018 12:19:51 67.84, -6.72 86.52 36.03 71
13 11/19/2018 02:56:38 68.36, 134.55 87.68 11/19/2018 02:57:15 68.34, 134.49 87.66 3.24 37
14 11/19/2018 03:47:19 -68.27, -58.02 92.40 11/19/2018 03:46:44 -68.25, -57.99 92.43 3.12 35

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/7/2018
SNOs_Map_NPP_TERRA_20181107.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/07/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service