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: 8/25/2019
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 08/26/2019 02:05:57 68.81, 146.60 58.17 08/26/2019 02:07:07 68.72, 147.37 58.06 32.63 70
2 08/26/2019 02:56:32 -68.35, -45.47 122.29 08/26/2019 02:56:42 -68.33, -45.48 122.32 2.45 10
3 08/26/2019 03:47:16 68.23, 121.99 57.60 08/26/2019 03:46:09 68.22, 122.04 57.59 1.94 67
4 08/28/2019 18:22:45 68.42, -97.11 58.70 08/28/2019 18:23:41 68.40, -97.15 58.67 3.24 56
5 08/28/2019 19:13:26 -68.27, 70.40 121.44 08/28/2019 19:13:11 -68.28, 70.35 121.43 2.24 15
6 08/28/2019 20:03:58 67.51,-121.34 57.80 08/28/2019 20:02:49 67.56,-122.85 57.87 64.32 69
7 08/31/2019 10:39:40 68.40, 18.69 59.64 08/31/2019 10:40:09 68.40, 18.74 59.63 2.10 29
8 08/31/2019 11:30:21 -68.26,-173.80 120.50 08/31/2019 11:29:40 -68.24,-173.83 120.52 2.18 41
9 09/03/2019 02:05:56 -68.77, -33.33 119.04 09/03/2019 02:07:07 -68.68, -32.68 119.13 27.88 71
10 09/03/2019 02:56:34 68.34, 134.55 60.54 09/03/2019 02:56:38 68.35, 134.55 60.55 1.15 4
11 09/03/2019 03:47:15 -68.18, -57.94 119.60 09/03/2019 03:46:09 -68.19, -58.00 119.60 2.63 66
12 09/05/2019 18:22:44 -68.43, 82.89 118.39 09/05/2019 18:23:39 -68.41, 82.86 118.42 2.83 55
13 09/05/2019 19:13:27 68.27,-109.60 61.46 09/05/2019 19:13:06 68.29,-109.63 61.48 2.54 21
14 09/05/2019 20:03:57 -67.52, 58.65 119.28 09/05/2019 20:02:47 -67.57, 57.17 119.22 63.15 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/25/2019
SNOs_Map_NPP_TERRA_20190825.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/25/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service