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: 10/21/2021
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 10/23/2021 06:26:52 -69.15, -99.03 99.46 10/23/2021 06:28:03 -69.11, -98.68 99.50 14.56 71
2 10/23/2021 07:17:33 68.87, 68.66 80.28 10/23/2021 07:17:32 68.88, 68.68 80.29 1.89 1
3 10/23/2021 08:08:15 -68.77,-123.89 99.81 10/23/2021 08:07:02 -68.77,-123.82 99.81 2.76 73
4 10/25/2021 22:43:47 -68.92, 17.04 98.76 10/25/2021 22:44:31 -68.93, 16.98 98.75 2.73 44
5 10/25/2021 23:34:31 68.80,-175.49 81.14 10/25/2021 23:33:58 68.82,-175.52 81.15 1.94 33
6 10/28/2021 14:10:11 69.38, -35.16 82.59 10/28/2021 14:11:22 69.25, -34.37 82.47 34.63 71
7 10/28/2021 15:00:46 -68.91, 132.82 97.86 10/28/2021 15:00:56 -68.92, 132.85 97.86 1.42 10
8 10/28/2021 15:51:30 68.79, -59.72 82.04 10/28/2021 15:50:23 68.80, -59.66 82.04 2.44 67
9 10/31/2021 06:27:02 69.00, 81.13 83.10 10/31/2021 06:27:50 69.00, 81.20 83.09 2.67 48
10 10/31/2021 07:17:43 -68.85,-111.34 97.05 10/31/2021 07:17:21 -68.84,-111.37 97.06 1.57 22
11 10/31/2021 08:08:10 67.82, 57.30 81.96 10/31/2021 08:07:03 67.88, 55.13 81.98 91.48 67
12 11/02/2021 21:53:29 -69.75, 28.52 95.33 11/02/2021 21:54:38 -69.64, 30.28 95.41 69.00 69
13 11/02/2021 22:43:59 68.89,-162.96 83.84 11/02/2021 22:44:16 68.91,-163.03 83.86 3.50 17
14 11/02/2021 23:34:41 -68.79, 4.50 96.25 11/02/2021 23:33:46 -68.81, 4.48 96.24 2.10 55

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/21/2021
SNOs_Map_NPP_TERRA_20211021.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/21/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA