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: 6/18/2023
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 06/25/2023 20:12:23 74.89,-137.75 52.05 06/25/2023 20:13:33 74.96,-136.21 51.98 45.28 70
2 06/25/2023 21:03:12 -75.20, 30.47 127.73 06/25/2023 21:04:22 -75.19, 30.44 127.75 1.31 70
3 06/25/2023 21:54:15 75.21,-162.24 52.29 06/25/2023 21:55:08 75.21,-162.30 52.28 1.87 53
4 06/25/2023 22:45:11 -75.20, 4.99 127.72 06/25/2023 22:45:52 -75.20, 5.03 127.74 1.41 41
5 06/25/2023 23:36:14 75.22, 172.27 52.30 06/25/2023 23:36:38 75.22, 172.29 52.29 0.69 24
6 06/26/2023 00:27:10 -75.20, -20.50 127.72 06/26/2023 00:27:22 -75.21, -20.37 127.72 3.98 12
7 06/26/2023 01:18:13 75.22, 146.78 52.30 06/26/2023 01:18:08 75.23, 146.89 52.30 3.25 5
8 06/26/2023 02:09:08 -75.25, -45.85 127.68 06/26/2023 02:08:53 -75.27, -45.91 127.66 2.56 15
9 06/26/2023 03:00:10 75.27, 121.44 52.34 06/26/2023 02:59:38 75.28, 121.35 52.37 3.33 32
10 06/26/2023 03:51:06 -75.25, -71.33 127.68 06/26/2023 03:50:22 -75.28, -71.31 127.64 2.77 44
11 06/26/2023 04:42:09 75.27, 95.96 52.34 06/26/2023 04:41:08 75.29, 95.95 52.38 2.83 61
12 06/26/2023 05:33:04 -75.30, -96.68 127.64 06/26/2023 05:31:52 -75.28, -96.71 127.63 1.88 72
13 06/26/2023 06:23:55 75.86, 72.45 52.79 06/26/2023 06:22:50 75.87, 68.78 53.07 99.78 65

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 6/18/2023
SNOs_Map_NOAA-19_NPP_20230618.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 06/18/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP