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: 7/18/2021
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 07/19/2021 06:28:02 -78.14,-122.58 121.28 07/19/2021 06:29:05 -78.13,-122.68 121.31 2.54 63
2 07/19/2021 07:18:57 78.14, 44.72 58.73 07/19/2021 07:19:51 78.14, 44.55 58.72 3.90 54
3 07/19/2021 08:10:02 -78.15,-148.01 121.27 07/19/2021 08:10:35 -78.13,-148.07 121.29 2.40 33
4 07/19/2021 09:00:57 78.15, 19.29 58.75 07/19/2021 09:01:21 78.14, 19.17 58.74 3.02 24
5 07/19/2021 09:52:02 -78.16,-173.44 121.25 07/19/2021 09:52:05 -78.13,-173.45 121.28 3.06 3
6 07/19/2021 10:42:56 78.16, -6.14 58.76 07/19/2021 10:42:50 78.15, -6.22 58.75 2.70 6
7 07/19/2021 11:34:01 -78.17, 161.12 121.24 07/19/2021 11:33:35 -78.17, 160.95 121.20 4.08 26
8 07/19/2021 12:24:56 78.17, -31.58 58.78 07/19/2021 12:24:20 78.15, -31.60 58.77 3.13 36
9 07/19/2021 13:16:01 -78.18, 135.69 121.22 07/19/2021 13:15:05 -78.17, 135.56 121.19 3.10 56
10 07/19/2021 14:06:56 78.19, -57.01 58.79 07/19/2021 14:05:50 78.15, -56.99 58.79 4.06 66

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 7/18/2021
SNOs_Map_NOAA-19_NPP_20210718.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 07/18/2021 in txt file.

Historial Predications of SNOs between NOAA-19 and NPP