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: 3/8/2020
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 03/10/2020 11:29:37 -68.35,-173.86 107.90 03/10/2020 11:30:21 -68.32,-173.89 107.93 3.15 44
2 03/10/2020 12:20:21 68.21, -6.38 71.95 03/10/2020 12:19:48 68.20, -6.39 71.95 0.91 33
3 03/13/2020 02:56:01 69.02, 133.69 71.76 03/13/2020 02:57:10 68.88, 135.05 71.57 56.56 69
4 03/13/2020 03:46:31 -68.30, -58.03 109.01 03/13/2020 03:46:49 -68.28, -58.06 109.03 2.67 18
5 03/13/2020 04:37:15 68.17, 109.45 70.85 03/13/2020 04:36:16 68.16, 109.44 70.84 1.26 59
6 03/15/2020 19:12:45 68.39,-109.69 70.04 03/15/2020 19:13:47 68.38,-109.68 70.02 1.00 62
7 03/15/2020 20:03:26 -68.25, 57.80 110.12 03/15/2020 20:03:18 -68.23, 57.77 110.14 2.63 8
8 03/15/2020 20:54:02 67.69,-134.19 69.30 03/15/2020 20:52:51 67.77,-135.12 69.40 40.07 71
9 03/18/2020 11:29:40 68.34, 6.13 68.93 03/18/2020 11:30:16 68.33, 6.14 68.91 2.10 36
10 03/18/2020 12:20:21 -68.21, 173.62 111.23 03/18/2020 12:19:47 -68.18, 173.60 111.25 3.04 34
11 03/21/2020 02:56:00 -68.91, -46.16 111.54 03/21/2020 02:57:10 -68.85, -44.97 111.63 47.94 70
12 03/21/2020 03:46:34 68.25, 122.02 67.77 03/21/2020 03:46:45 68.27, 121.97 67.79 3.24 11
13 03/21/2020 04:37:16 -68.16, -70.55 112.34 03/21/2020 04:36:15 -68.18, -70.51 112.31 3.01 61

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/8/2020
SNOs_Map_NPP_TERRA_20200308.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/08/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service