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: 5/2/2020
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 05/02/2020 19:12:46 68.30,-109.60 52.50 05/02/2020 19:13:18 68.28,-109.65 52.47 3.15 32
2 05/02/2020 20:03:27 -68.16, 57.90 127.66 05/02/2020 20:02:48 -68.16, 57.84 127.66 2.21 39
3 05/05/2020 10:39:05 -68.85,-161.86 127.71 05/05/2020 10:40:15 -68.74,-160.86 127.83 42.23 70
4 05/05/2020 11:29:40 68.25, 6.24 51.68 05/05/2020 11:29:49 68.25, 6.19 51.67 2.30 9
5 05/05/2020 12:20:22 -68.16, 173.67 128.43 05/05/2020 12:19:19 -68.13, 173.69 128.46 3.22 63
6 05/08/2020 02:55:51 -68.37, -45.45 128.93 05/08/2020 02:56:54 -68.37, -45.45 128.94 0.82 63
7 05/08/2020 03:46:35 68.26, 122.01 50.94 05/08/2020 03:46:21 68.26, 122.07 50.95 2.76 14
8 05/08/2020 04:37:09 -67.74, -70.02 129.60 05/08/2020 04:35:57 -67.82, -70.81 129.51 34.65 72
9 05/10/2020 19:12:45 -68.33, 70.38 129.69 05/10/2020 19:13:29 -68.32, 70.36 129.69 1.16 44
10 05/10/2020 20:03:29 68.21,-122.16 50.19 05/10/2020 20:02:56 68.22,-122.13 50.19 1.58 33
11 05/13/2020 10:39:13 69.29, 17.54 50.64 05/13/2020 10:40:20 69.20, 19.68 50.54 85.07 67
12 05/13/2020 11:29:39 -68.33,-173.85 130.35 05/13/2020 11:30:04 -68.33,-173.79 130.36 2.90 25
13 05/13/2020 12:20:22 68.17, -6.34 49.48 05/13/2020 12:19:32 68.16, -6.34 49.47 1.13 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/2/2020
SNOs_Map_NPP_TERRA_20200502.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/02/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service