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: 4/16/2021
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 04/17/2021 02:04:46 -68.56, -32.94 122.06 04/17/2021 02:05:46 -68.53, -32.94 122.09 3.46 60
2 04/17/2021 02:55:30 68.43, 134.54 57.80 04/17/2021 02:55:13 68.42, 134.58 57.79 1.47 17
3 04/17/2021 03:46:02 -67.82, -57.37 122.83 04/17/2021 03:44:51 -67.87, -58.45 122.77 45.71 71
4 04/19/2021 18:21:39 -68.51, 82.90 123.04 04/19/2021 18:22:14 -68.50, 82.90 123.06 1.85 35
5 04/19/2021 19:12:23 68.38,-109.62 56.82 04/19/2021 19:11:41 68.38,-109.59 56.82 1.05 42
6 04/22/2021 09:47:57 68.92, 30.82 56.48 04/22/2021 09:49:08 68.78, 31.49 56.33 31.24 71
7 04/22/2021 10:38:32 -68.47,-161.26 124.00 04/22/2021 10:38:42 -68.46,-161.28 124.01 1.38 10
8 04/22/2021 11:29:16 68.34, 6.22 55.87 04/22/2021 11:28:09 68.34, 6.23 55.87 0.57 67
9 04/25/2021 02:04:44 68.56, 147.08 55.23 04/25/2021 02:05:39 68.57, 147.10 55.23 1.30 55
10 04/25/2021 02:55:25 -68.42, -45.42 124.93 04/25/2021 02:55:10 -68.41, -45.46 124.94 1.96 15
11 04/25/2021 03:45:57 67.65, 122.86 54.29 04/25/2021 03:44:48 67.67, 121.33 54.32 64.56 69
12 04/27/2021 18:21:36 68.52, -97.09 54.33 04/27/2021 18:22:06 68.51, -97.09 54.32 1.10 30
13 04/27/2021 19:12:17 -68.38, 70.41 125.83 04/27/2021 19:11:37 -68.36, 70.36 125.85 3.29 40

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/16/2021
SNOs_Map_NPP_TERRA_20210416.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/16/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA