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: 4/10/2023
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 04/13/2023 07:00:48 -75.52,-120.13 113.02 04/13/2023 07:02:01 -75.53,-120.04 113.03 2.96 73
2 04/13/2023 07:51:43 75.54, 47.23 67.00 04/13/2023 07:52:47 75.53, 47.25 66.97 1.15 64
3 04/13/2023 08:42:46 -75.57,-145.44 113.00 04/13/2023 08:43:32 -75.58,-145.57 113.00 3.71 46
4 04/13/2023 09:33:42 75.55, 21.77 66.98 04/13/2023 09:34:17 75.54, 21.87 66.95 3.30 35
5 04/13/2023 10:24:45 -75.58,-170.90 113.02 04/13/2023 10:25:02 -75.58,-170.96 113.02 1.56 17
6 04/13/2023 11:15:41 75.56, -3.69 66.96 04/13/2023 11:15:48 75.59, -3.66 66.98 2.67 7
7 04/13/2023 12:06:43 -75.59, 163.64 113.04 04/13/2023 12:06:31 -75.58, 163.66 113.04 1.21 12
8 04/13/2023 12:57:39 75.57, -29.15 66.94 04/13/2023 12:57:17 75.59, -29.05 66.95 3.40 22
9 04/13/2023 13:48:42 -75.60, 138.18 113.05 04/13/2023 13:48:01 -75.59, 138.28 113.07 3.30 41
10 04/13/2023 14:39:37 75.63, -54.46 66.96 04/13/2023 14:38:48 75.64, -54.58 66.99 3.46 49
11 04/13/2023 15:30:41 -75.61, 112.73 113.07 04/13/2023 15:29:32 -75.63, 112.75 113.03 2.33 69
12 04/13/2023 16:21:33 75.78, -79.45 67.04 04/13/2023 16:20:21 75.78, -80.41 67.13 26.33 72

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 4/10/2023
SNOs_Map_NOAA-19_NPP_20230411.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 04/10/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP