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: 1/19/2021
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 01/21/2021 18:22:00 68.52, -97.16 88.19 01/21/2021 18:23:12 68.48, -97.07 88.14 5.64 72
2 01/21/2021 19:12:40 -68.32, 70.42 92.03 01/21/2021 19:12:43 -68.32, 70.37 92.03 2.16 3
3 01/21/2021 20:03:23 68.15,-122.06 87.79 01/21/2021 20:02:11 68.15,-122.19 87.80 5.52 72
4 01/24/2021 10:38:53 68.40, 18.77 87.44 01/24/2021 10:39:41 68.40, 18.71 87.44 2.18 48
5 01/24/2021 11:29:35 -68.30,-173.79 92.67 01/24/2021 11:29:11 -68.30,-173.78 92.68 0.78 24
6 01/24/2021 12:20:01 67.21, -5.15 86.21 01/24/2021 12:18:54 67.28, -7.29 86.34 92.57 67
7 01/27/2021 02:05:20 -69.40, -34.14 92.18 01/27/2021 02:06:27 -69.27, -31.96 92.38 86.81 67
8 01/27/2021 02:55:47 68.39, 134.55 86.76 01/27/2021 02:56:08 68.37, 134.56 86.74 1.59 21
9 01/27/2021 03:46:28 -68.23, -57.94 93.41 01/27/2021 03:45:39 -68.22, -57.99 93.42 3.15 49
10 01/29/2021 18:21:58 -68.49, 82.88 93.84 01/29/2021 18:23:09 -68.46, 82.90 93.87 2.78 71
11 01/29/2021 19:12:41 68.33,-109.60 85.99 01/29/2021 19:12:36 68.34,-109.60 86.00 1.67 5
12 01/29/2021 20:03:21 -68.12, 57.98 94.24 01/29/2021 20:02:08 -68.13, 57.79 94.21 8.36 73
13 02/01/2021 10:38:52 -68.43,-161.27 94.65 02/01/2021 10:39:37 -68.43,-161.26 94.65 0.61 45
14 02/01/2021 11:29:36 68.32, 6.17 85.24 02/01/2021 11:29:04 68.30, 6.24 85.22 3.34 32

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/19/2021
SNOs_Map_NPP_TERRA_20210119.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/19/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA