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: 6/29/2023
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 07/10/2023 16:17:50 -74.69, 100.78 126.90 07/10/2023 16:18:58 -74.75, 102.96 127.05 64.30 68
2 07/10/2023 17:08:45 75.10, -90.78 53.39 07/10/2023 17:09:51 75.09, -90.70 53.37 2.21 66
3 07/10/2023 17:59:40 -75.11, 76.54 126.59 07/10/2023 18:00:36 -75.13, 76.50 126.59 2.69 56
4 07/10/2023 18:50:43 75.14,-116.13 53.44 07/10/2023 18:51:22 75.15,-116.23 53.44 2.83 39
5 07/10/2023 19:41:39 -75.11, 51.05 126.58 07/10/2023 19:42:06 -75.14, 51.11 126.57 3.28 27
6 07/10/2023 20:32:42 75.14,-141.62 53.45 07/10/2023 20:32:52 75.15,-141.61 53.45 0.90 10
7 07/10/2023 21:23:37 -75.16, 25.70 126.54 07/10/2023 21:23:36 -75.14, 25.73 126.56 2.11 1
8 07/10/2023 22:14:41 75.14,-167.12 53.45 07/10/2023 22:14:22 75.15,-167.00 53.46 3.58 19
9 07/10/2023 23:05:36 -75.16, 0.21 126.53 07/10/2023 23:05:07 -75.19, 0.20 126.49 3.68 29
10 07/10/2023 23:56:39 75.19, 167.53 53.50 07/10/2023 23:55:53 75.21, 167.47 53.53 2.52 46
11 07/11/2023 00:47:34 -75.21, -25.14 126.49 07/11/2023 00:46:37 -75.20, -25.18 126.48 1.63 57
12 07/11/2023 01:38:38 75.19, 142.04 53.51 07/11/2023 01:37:23 75.21, 142.09 53.55 2.65 75
13 07/11/2023 02:29:24 -75.62, -49.29 126.18 07/11/2023 02:28:16 -75.62, -51.86 125.96 70.94 68

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 6/29/2023
SNOs_Map_NOAA-19_NPP_20230629.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 06/29/2023 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP