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: 9/23/2021
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 09/23/2021 23:34:09 68.83,-175.48 69.18 09/23/2021 23:34:40 68.86,-175.47 69.21 3.12 31
2 09/24/2021 00:24:51 -68.74, -8.04 110.90 09/24/2021 00:24:10 -68.75, -7.97 110.89 2.89 41
3 09/26/2021 15:00:25 -69.21, 132.46 109.41 09/26/2021 15:01:36 -69.10, 133.07 109.53 27.29 71
4 09/26/2021 15:51:04 68.83, -59.71 70.22 09/26/2021 15:51:06 68.82, -59.64 70.21 3.08 2
5 09/26/2021 16:41:45 -68.68, 107.81 109.91 09/26/2021 16:40:36 -68.71, 107.86 109.89 3.36 69
6 09/29/2021 07:17:15 -68.89,-111.32 108.69 09/29/2021 07:18:06 -68.88,-111.32 108.70 0.87 51
7 09/29/2021 08:07:59 68.78, 56.14 71.22 09/29/2021 08:07:33 68.76, 56.17 71.20 2.20 26
8 09/29/2021 08:58:25 -67.82,-135.31 109.73 09/29/2021 08:57:17 -67.88,-137.25 109.68 81.46 68
9 10/01/2021 22:43:43 69.74,-164.07 73.19 10/01/2021 22:44:50 69.65,-162.08 73.11 77.68 67
10 10/01/2021 23:34:10 -68.84, 4.52 107.70 10/01/2021 23:34:33 -68.83, 4.49 107.72 1.66 23
11 10/02/2021 00:24:54 68.73, 171.97 72.21 10/02/2021 00:24:00 68.71, 171.98 72.18 2.53 54
12 10/04/2021 15:00:24 68.95, -47.17 73.43 10/04/2021 15:01:29 68.92, -47.15 73.41 2.84 65
13 10/04/2021 15:51:06 -68.84, 120.29 106.67 10/04/2021 15:50:59 -68.82, 120.36 106.69 3.53 7
14 10/04/2021 16:41:43 68.36, -71.77 72.87 10/04/2021 16:40:31 68.42, -72.49 72.92 30.39 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/23/2021
SNOs_Map_NPP_TERRA_20210923.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/23/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA