Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-19 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/9/2023
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 02/13/2023 13:01:39 75.28, -32.90 89.48 02/13/2023 13:02:44 75.33, -29.81 89.26 87.40 65
2 02/13/2023 13:52:24 -75.80, 136.10 90.19 02/13/2023 13:53:38 -75.78, 136.08 90.22 1.71 74
3 02/13/2023 14:43:27 75.80, -56.66 89.81 02/13/2023 14:44:24 75.80, -56.68 89.80 0.88 57
4 02/13/2023 15:34:23 -75.82, 110.67 90.20 02/13/2023 15:35:08 -75.79, 110.69 90.24 3.11 45
5 02/13/2023 16:25:26 75.82, -82.08 89.80 02/13/2023 16:25:54 75.81, -82.07 89.78 1.05 28
6 02/13/2023 17:16:22 -75.84, 85.25 90.21 02/13/2023 17:16:39 -75.84, 85.14 90.20 2.79 17
7 02/13/2023 18:07:25 75.84,-107.51 89.79 02/13/2023 18:07:24 75.81,-107.46 89.76 2.95 1
8 02/13/2023 18:58:21 -75.85, 59.82 90.22 02/13/2023 18:58:09 -75.84, 59.76 90.22 1.99 12
9 02/13/2023 19:49:24 75.86,-132.94 89.77 02/13/2023 19:48:55 75.86,-133.00 89.80 1.94 29
10 02/13/2023 20:40:20 -75.87, 34.39 90.23 02/13/2023 20:39:39 -75.85, 34.37 90.24 2.71 41
11 02/13/2023 21:31:23 75.88,-158.37 89.76 02/13/2023 21:30:25 75.87,-158.39 89.78 0.90 58
12 02/13/2023 22:22:19 -75.89, 8.96 90.24 02/13/2023 22:21:10 -75.90, 8.82 90.20 3.82 69
13 02/13/2023 23:13:11 76.38, 178.02 90.09 02/13/2023 23:12:06 76.38, 174.47 90.37 93.14 65

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 2/9/2023
SNOs_Map_NOAA-19_NPP_20230209.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 02/09/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP