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: 1/20/2023
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 01/29/2023 22:51:34 75.47, 179.77 94.08 01/29/2023 22:52:42 75.51,-177.87 93.90 66.15 68
2 01/29/2023 23:42:25 -75.87, -11.62 85.67 01/29/2023 23:43:34 -75.86, -11.68 85.69 2.08 69
3 01/30/2023 00:33:25 75.85, 155.58 94.32 01/30/2023 00:34:19 75.84, 155.70 94.28 3.61 54
4 01/30/2023 01:24:24 -75.89, -37.04 85.67 01/30/2023 01:25:04 -75.86, -37.07 85.71 2.89 40
5 01/30/2023 02:15:24 75.87, 130.16 94.31 01/30/2023 02:15:50 75.89, 130.16 94.32 1.71 26
6 01/30/2023 03:06:23 -75.91, -62.46 85.68 01/30/2023 03:06:35 -75.91, -62.61 85.67 3.99 12
7 01/30/2023 03:57:23 75.89, 104.74 94.31 01/30/2023 03:57:20 75.89, 104.77 94.30 1.01 3
8 01/30/2023 04:48:22 -75.93, -87.89 85.69 01/30/2023 04:48:05 -75.92, -88.00 85.68 3.22 17
9 01/30/2023 05:39:22 75.91, 79.32 94.30 01/30/2023 05:38:50 75.90, 79.39 94.29 2.85 32
10 01/30/2023 06:30:22 -75.90,-113.47 85.72 01/30/2023 06:29:35 -75.92,-113.38 85.70 3.01 47
11 01/30/2023 07:21:21 75.93, 53.89 94.30 01/30/2023 07:20:21 75.94, 53.85 94.33 1.75 60
12 01/30/2023 08:12:21 -75.92,-138.89 85.73 01/30/2023 08:11:05 -75.92,-138.77 85.71 3.41 76

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 1/20/2023
SNOs_Map_NOAA-19_NPP_20230120.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 01/20/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP