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: 8/18/2021
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 08/20/2021 08:07:41 -68.77,-123.83 123.64 08/20/2021 08:08:15 -68.79,-123.77 123.63 3.25 34
2 08/20/2021 08:58:25 68.64, 43.66 56.24 08/20/2021 08:57:43 68.63, 43.67 56.23 1.55 42
3 08/22/2021 23:33:59 69.03,-175.73 57.51 08/22/2021 23:35:10 68.96,-175.31 57.43 18.52 71
4 08/23/2021 00:24:37 -68.74, -8.01 122.79 08/23/2021 00:24:42 -68.74, -7.95 122.78 2.43 5
5 08/23/2021 01:15:20 68.55, 159.54 57.04 08/23/2021 01:14:10 68.57, 159.48 57.07 3.12 70
6 08/25/2021 15:50:51 68.79, -59.63 58.17 08/25/2021 15:51:39 68.79, -59.64 58.17 0.84 48
7 08/25/2021 16:41:33 -68.70, 107.81 121.91 08/25/2021 16:41:09 -68.69, 107.86 121.92 2.64 24
8 08/25/2021 17:31:59 67.60, -83.49 56.99 08/25/2021 17:30:52 67.67, -85.69 57.10 93.40 67
9 08/28/2021 07:17:18 -69.67,-112.42 120.00 08/28/2021 07:18:26 -69.57,-110.40 120.14 78.82 68
10 08/28/2021 08:07:47 68.76, 56.18 59.08 08/28/2021 08:08:06 68.73, 56.16 59.05 3.25 19
11 08/28/2021 08:58:28 -68.61,-136.31 121.06 08/28/2021 08:57:36 -68.63,-136.33 121.04 1.84 52
12 08/30/2021 23:33:58 -68.84, 4.52 119.90 08/30/2021 23:35:04 -68.84, 4.53 119.91 0.63 66
13 08/31/2021 00:24:42 68.73, 171.99 60.00 08/31/2021 00:24:31 68.72, 172.03 59.99 2.06 11
14 08/31/2021 01:15:18 -68.31, -20.15 120.41 08/31/2021 01:14:06 -68.34, -20.80 120.37 26.89 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/18/2021
SNOs_Map_NPP_TERRA_20210818.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/18/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA