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 -74.72, 100.85 126.89 07/10/2023 16:18:59 -74.76, 102.92 127.03 60.54 69
2 07/10/2023 17:08:45 75.12, -90.70 53.41 07/10/2023 17:09:52 75.11, -90.75 53.38 1.90 67
3 07/10/2023 17:59:41 -75.09, 76.48 126.61 07/10/2023 18:00:36 -75.10, 76.59 126.62 3.32 55
4 07/10/2023 18:50:44 75.12,-116.19 53.42 07/10/2023 18:51:22 75.11,-116.14 53.40 1.82 38
5 07/10/2023 19:41:39 -75.14, 51.13 126.57 07/10/2023 19:42:07 -75.15, 51.06 126.55 2.58 28
6 07/10/2023 20:32:42 75.17,-141.54 53.46 07/10/2023 20:32:53 75.17,-141.66 53.47 3.40 11
7 07/10/2023 21:23:37 -75.14, 25.64 126.56 07/10/2023 21:23:36 -75.16, 25.68 126.54 2.42 1
8 07/10/2023 22:14:40 75.17,-167.04 53.47 07/10/2023 22:14:22 75.17,-167.05 53.48 0.36 18
9 07/10/2023 23:05:35 -75.19, 0.29 126.51 07/10/2023 23:05:06 -75.16, 0.29 126.53 2.62 29
10 07/10/2023 23:56:39 75.17, 167.47 53.48 07/10/2023 23:55:52 75.17, 167.57 53.50 2.81 47
11 07/11/2023 00:47:34 -75.19, -25.20 126.50 07/11/2023 00:46:37 -75.21, -25.23 126.46 3.14 57
12 07/11/2023 01:38:37 75.21, 142.12 53.53 07/11/2023 01:37:23 75.23, 142.04 53.56 2.58 74
13 07/11/2023 02:29:24 -75.60, -49.36 126.19 07/11/2023 02:28:15 -75.59, -51.77 126.00 66.53 69

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 6/29/2023
SNOs_Map_NOAA-19_NPP_20230630.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