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: 4/24/2024
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 04/24/2024 15:07:56 72.78, -55.20 59.70 04/24/2024 15:09:03 72.64, -52.96 59.46 75.47 67
2 04/24/2024 15:58:25 -72.03, 113.62 121.13 04/24/2024 15:58:36 -72.04, 113.63 121.12 1.58 11
3 04/24/2024 16:49:09 71.92, -78.87 58.75 04/24/2024 16:47:59 71.92, -78.92 58.76 1.75 70
4 04/27/2024 03:10:54 -72.24, -54.90 121.69 04/27/2024 03:12:06 -72.20, -54.52 121.76 13.65 72
5 04/27/2024 04:01:36 72.04, 112.80 58.08 04/27/2024 04:01:30 72.02, 112.83 58.06 2.23 6
6 04/27/2024 04:52:10 -71.53, -78.94 122.47 04/27/2024 04:51:00 -71.59, -80.24 122.36 46.00 70
7 04/29/2024 15:14:02 72.12, -55.46 57.40 04/29/2024 15:15:00 72.11, -55.43 57.37 1.72 58
8 04/29/2024 16:04:44 -72.02, 112.05 122.72 04/29/2024 16:04:24 -72.01, 112.04 122.74 2.04 20
9 05/02/2024 03:17:09 -72.12, -56.23 123.37 05/02/2024 03:17:52 -72.09, -56.23 123.41 3.38 43
10 05/02/2024 04:07:53 72.03, 111.25 56.53 05/02/2024 04:07:14 72.00, 111.28 56.50 3.00 39
11 05/04/2024 15:20:18 72.09, -56.97 55.87 05/04/2024 15:20:42 72.06, -57.02 55.84 3.30 24
12 05/04/2024 16:11:00 -71.98, 110.55 124.26 05/04/2024 16:10:06 -71.97, 110.48 124.26 2.79 54
13 05/07/2024 02:32:52 72.63, 133.87 55.76 05/07/2024 02:34:01 72.54, 135.43 55.61 52.82 69
14 05/07/2024 03:23:26 -72.10, -57.78 124.82 05/07/2024 03:23:32 -72.08, -57.73 124.84 3.20 6

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/24/2024
SNOs_Map_NPP_TERRA_20240424.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/24/2024 in txt file.

Historial Predications of SNOs between NPP and TERRA