Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/30/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/05/2022 19:12:19 -79.32, 39.50 76.95 12/05/2022 19:11:08 -79.32, 39.47 76.92 0.64 71
2 12/05/2022 20:03:15 79.70,-156.31 103.67 12/05/2022 20:02:05 79.70,-156.42 103.71 2.17 70
3 12/05/2022 20:53:03 -78.34, 20.58 78.35 12/05/2022 20:52:11 -78.34, 20.58 78.33 0.10 52
4 12/05/2022 21:44:03 78.93,-175.68 102.48 12/05/2022 21:43:12 78.93,-175.76 102.51 1.65 51
5 12/05/2022 22:33:35 -76.72, 2.80 80.39 12/05/2022 22:33:02 -76.72, 2.81 80.39 0.19 33
6 12/05/2022 23:24:42 77.68, 166.00 100.81 12/05/2022 23:24:10 77.69, 165.94 100.82 1.36 32
7 12/06/2022 00:13:49 -74.06, -14.31 83.40 12/06/2022 00:13:35 -74.06, -14.31 83.40 0.02 14
8 12/06/2022 01:05:05 75.56, 148.86 98.27 12/06/2022 01:04:52 75.56, 148.81 98.28 1.42 13
9 12/06/2022 01:53:49 -70.46, -32.49 87.17 12/06/2022 01:53:54 -70.47, -32.52 87.17 1.07 5
10 12/06/2022 02:45:09 72.27, 131.64 94.71 12/06/2022 02:45:15 72.28, 131.58 94.71 2.09 6
11 12/06/2022 03:27:44 -45.99, -39.64 110.43 12/06/2022 03:28:06 -45.99, -39.63 110.42 0.93 22
12 12/06/2022 04:18:17 45.25, 127.95 68.90 12/06/2022 04:18:41 45.25, 127.96 68.92 0.87 24
13 12/06/2022 05:32:57 -47.63, 127.72 36.46 12/06/2022 05:33:42 -47.61, 127.74 36.56 3.27 45
14 12/06/2022 06:23:30 47.90, -64.83 143.36 12/06/2022 06:24:19 47.89, -64.82 143.24 1.24 49
15 12/06/2022 07:09:51 -62.18, 110.66 48.10 12/06/2022 07:10:55 -62.17, 110.64 48.19 1.30 64

Figure of NOAA-21 and NPP satellite orbits during SNOs since TLE Epoch: 11/30/2022
SNOs_Map_NOAA-21_NPP_20221130.jpg

Download SNOs between NOAA-21 and NPP since TLE EPOCH: 11/30/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and NPP