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: 10/18/2021
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 10/20/2021 15:00:35 68.91, -47.16 79.38 10/20/2021 15:01:07 68.91, -47.17 79.37 0.65 32
2 10/20/2021 15:51:17 -68.82, 120.29 100.71 10/20/2021 15:50:37 -68.80, 120.33 100.73 2.61 40
3 10/23/2021 06:26:52 -69.12, -98.99 99.49 10/23/2021 06:28:04 -69.08, -98.72 99.53 12.09 72
4 10/23/2021 07:17:33 68.85, 68.70 80.26 10/23/2021 07:17:33 68.85, 68.64 80.26 2.21 0
5 10/23/2021 08:08:15 -68.75,-123.86 99.83 10/23/2021 08:07:03 -68.74,-123.86 99.84 0.72 72
6 10/25/2021 22:43:48 -68.95, 17.00 98.73 10/25/2021 22:44:31 -68.96, 17.02 98.72 0.99 43
7 10/25/2021 23:34:31 68.84,-175.53 81.17 10/25/2021 23:33:57 68.84,-175.49 81.17 1.68 34
8 10/28/2021 14:10:10 69.36, -35.13 82.57 10/28/2021 14:11:21 69.27, -34.34 82.49 32.81 71
9 10/28/2021 15:00:45 -68.89, 132.85 97.89 10/28/2021 15:00:56 -68.89, 132.81 97.89 1.60 11
10 10/28/2021 15:51:29 68.77, -59.69 82.02 10/28/2021 15:50:23 68.76, -59.70 82.00 1.11 66
11 10/31/2021 06:27:02 68.98, 81.16 83.08 10/31/2021 06:27:51 68.96, 81.16 83.06 2.06 49
12 10/31/2021 07:17:44 -68.88,-111.38 97.02 10/31/2021 07:17:21 -68.86,-111.33 97.04 2.58 23
13 10/31/2021 08:08:10 67.80, 57.33 81.94 10/31/2021 08:07:04 67.84, 55.09 81.95 94.12 66

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/18/2021
SNOs_Map_NPP_TERRA_20211018.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/18/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA