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: 1/18/2023
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 01/19/2023 23:29:00 -70.48, 3.79 89.29 01/19/2023 23:30:10 -70.46, 3.84 89.31 2.37 70
2 01/20/2023 00:19:44 70.36, 171.28 90.59 01/20/2023 00:19:34 70.35, 171.33 90.58 2.54 10
3 01/20/2023 01:10:17 -69.80, -20.54 90.01 01/20/2023 01:09:06 -69.89, -21.67 89.87 44.54 71
4 01/22/2023 12:22:58 -70.53, 170.22 89.78 01/22/2023 12:24:10 -70.51, 170.39 89.82 6.43 72
5 01/22/2023 13:13:41 70.37, -22.21 90.04 01/22/2023 13:13:35 70.34, -22.21 90.01 3.02 6
6 01/22/2023 14:04:17 -69.95, 145.75 90.40 01/22/2023 14:03:05 -69.99, 144.95 90.33 30.45 72
7 01/25/2023 01:16:57 -70.64, -23.44 90.26 01/25/2023 01:18:09 -70.58, -23.03 90.35 16.59 72
8 01/25/2023 02:07:38 70.38, 144.29 89.46 01/25/2023 02:07:34 70.40, 144.36 89.48 3.41 4
9 01/25/2023 02:58:16 -70.07, -47.91 90.88 01/25/2023 02:57:03 -70.11, -48.40 90.81 19.13 73
10 01/27/2023 14:10:55 -70.77, 142.88 90.76 01/27/2023 14:12:06 -70.66, 143.57 90.90 27.92 71
11 01/27/2023 15:01:33 70.35, -49.14 88.80 01/27/2023 15:01:33 70.37, -49.21 88.81 3.04 0
12 01/27/2023 15:52:13 -70.14, 118.50 91.44 01/27/2023 15:51:00 -70.19, 118.20 91.36 12.79 73
13 01/30/2023 03:04:53 -70.85, -50.73 91.34 01/30/2023 03:06:04 -70.70, -49.88 91.53 34.93 71
14 01/30/2023 03:55:30 70.38, 117.33 88.16 01/30/2023 03:55:31 70.40, 117.33 88.18 2.17 1
15 01/30/2023 04:46:11 -70.22, -75.10 92.02 01/30/2023 04:44:58 -70.23, -75.26 91.99 6.06 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/18/2023
SNOs_Map_NPP_TERRA_20230118.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/18/2023 in txt file.

Historial Predications of SNOs between NPP and TERRA