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: 4/12/2023
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 04/13/2023 14:37:10 70.75, -43.43 61.61 04/13/2023 14:37:31 70.74, -43.44 61.59 1.22 21
2 04/13/2023 15:27:52 -70.67, 124.03 118.50 04/13/2023 15:26:56 -70.66, 124.10 118.50 2.57 56
3 04/16/2023 02:40:28 -71.14, -44.86 118.89 04/16/2023 02:41:39 -71.06, -44.03 119.01 31.11 71
4 04/16/2023 03:31:07 70.76, 123.08 60.70 04/16/2023 03:31:06 70.74, 123.15 60.68 2.92 1
5 04/16/2023 04:21:46 -70.51, -69.20 119.57 04/16/2023 04:20:33 -70.55, -69.48 119.52 11.24 73
6 04/18/2023 15:34:19 -70.84, 122.17 120.10 04/18/2023 15:35:18 -70.81, 122.17 120.14 2.84 59
7 04/18/2023 16:25:03 70.72, -70.33 59.77 04/18/2023 16:24:41 70.72, -70.31 59.76 1.12 22
8 04/18/2023 17:15:28 -69.74, 98.52 121.26 04/18/2023 17:14:22 -69.75, 95.97 121.18 98.08 66
9 04/21/2023 04:28:15 -70.81, -71.25 121.01 04/21/2023 04:28:52 -70.81, -71.25 121.02 0.48 37
10 04/21/2023 05:18:59 70.70, 96.24 58.86 04/21/2023 05:18:15 70.71, 96.27 58.88 2.35 44
11 04/23/2023 16:31:42 71.56, -73.35 58.93 04/23/2023 16:32:50 71.46, -71.29 58.78 73.18 68
12 04/23/2023 17:22:11 -70.78, 95.31 121.89 04/23/2023 17:22:26 -70.78, 95.29 121.90 0.92 15
13 04/23/2023 18:12:55 70.68, -97.21 57.99 04/23/2023 18:11:49 70.68, -97.19 58.00 0.74 66
14 04/26/2023 05:25:25 70.87, 94.38 57.38 04/26/2023 05:26:34 70.85, 94.34 57.35 2.02 69
15 04/26/2023 06:16:07 -70.77, -98.14 122.74 04/26/2023 06:15:59 -70.77, -98.13 122.74 0.33 8

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/12/2023
SNOs_Map_NPP_TERRA_20230413.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/12/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA