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: 1/28/2021
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 01/29/2021 18:21:58 -68.47, 82.90 93.86 01/29/2021 18:23:09 -68.46, 82.90 93.87 0.94 71
2 01/29/2021 19:12:42 68.35,-109.64 86.02 01/29/2021 19:12:36 68.35,-109.59 86.01 2.13 6
3 01/29/2021 20:03:21 -68.10, 58.00 94.26 01/29/2021 20:02:08 -68.13, 57.78 94.21 9.67 73
4 02/01/2021 10:38:52 -68.40,-161.24 94.67 02/01/2021 10:39:37 -68.43,-161.26 94.66 2.71 45
5 02/01/2021 11:29:36 68.29, 6.21 85.20 02/01/2021 11:29:04 68.31, 6.24 85.23 2.75 32
6 02/01/2021 12:19:59 -67.17, 174.90 95.97 02/01/2021 12:18:52 -67.20, 172.61 95.86 98.90 67
7 02/04/2021 02:05:16 69.13, 146.23 85.32 02/04/2021 02:06:25 68.99, 147.68 85.12 59.91 69
8 02/04/2021 02:55:46 -68.39, -45.46 95.47 02/04/2021 02:56:04 -68.38, -45.43 95.48 1.24 18
9 02/04/2021 03:46:29 68.23, 122.07 84.35 02/04/2021 03:45:32 68.21, 122.00 84.35 3.10 57
10 02/06/2021 18:21:59 68.48, -97.12 83.82 02/06/2021 18:23:01 68.49, -97.05 83.82 2.98 62
11 02/06/2021 19:12:40 -68.33, 70.40 96.35 02/06/2021 19:12:32 -68.34, 70.39 96.34 1.04 8
12 02/06/2021 20:03:16 67.79,-121.61 83.08 02/06/2021 20:02:05 67.88,-122.50 83.21 38.63 71
13 02/09/2021 10:38:53 68.42, 18.73 82.91 02/09/2021 10:39:29 68.43, 18.76 82.92 1.97 36
14 02/09/2021 11:29:34 -68.26,-173.75 97.26 02/09/2021 11:29:00 -68.28,-173.79 97.24 2.42 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/28/2021
SNOs_Map_NPP_TERRA_20210128.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/28/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA