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: 9/9/2024
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 09/21/2024 17:25:12 -71.94, 89.16 108.30 09/21/2024 17:26:19 -71.98, 91.62 108.36 84.87 67
2 09/21/2024 18:16:00 72.14,-103.15 71.90 09/21/2024 18:17:09 72.22,-101.52 71.91 56.07 69
3 09/21/2024 19:06:56 -72.62, 65.06 107.65 09/21/2024 19:08:01 -72.61, 65.02 107.67 1.86 65
4 09/21/2024 19:57:48 72.62,-127.65 72.37 09/21/2024 19:58:47 72.64,-127.73 72.38 3.30 59
5 09/21/2024 20:48:53 -72.64, 39.63 107.60 09/21/2024 20:49:31 -72.62, 39.62 107.63 2.81 38
6 09/21/2024 21:39:45 72.65,-153.08 72.42 09/21/2024 21:40:17 72.65,-153.13 72.42 1.85 32
7 09/21/2024 22:30:50 -72.67, 14.19 107.55 09/21/2024 22:31:02 -72.68, 14.12 107.54 2.92 12
8 09/21/2024 23:21:42 72.67,-178.51 72.47 09/21/2024 23:21:47 72.66,-178.53 72.46 1.55 5
9 09/22/2024 00:12:47 -72.69, -11.24 107.50 09/22/2024 00:12:32 -72.69, -11.28 107.50 1.51 15
10 09/22/2024 01:03:39 72.70, 156.06 72.52 09/22/2024 01:03:17 72.68, 156.07 72.50 2.79 22
11 09/22/2024 01:54:44 -72.72, -36.67 107.45 09/22/2024 01:54:02 -72.71, -36.68 107.46 1.59 42
12 09/22/2024 02:45:36 72.73, 130.63 72.58 09/22/2024 02:44:48 72.74, 130.56 72.60 2.58 48
13 09/22/2024 03:36:41 -72.75, -62.10 107.40 09/22/2024 03:35:32 -72.72, -62.08 107.41 3.03 69
14 09/22/2024 04:27:33 72.75, 105.19 72.63 09/22/2024 04:26:18 72.75, 105.16 72.64 1.10 75

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 9/9/2024
SNOs_Map_NOAA-19_NPP_20240909.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 09/09/2024 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP