Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/6/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/06/2022 22:10:40 -66.29, 28.40 91.23 12/06/2022 22:10:44 -66.28, 28.43 91.24 1.63 4
2 12/06/2022 23:01:45 67.29,-165.41 89.76 12/06/2022 23:01:49 67.28,-165.39 89.75 1.68 4
3 12/06/2022 23:52:04 -66.50, 2.84 91.02 12/06/2022 23:52:18 -66.50, 2.82 91.02 1.05 14
4 12/07/2022 00:42:30 65.36, 171.34 87.87 12/07/2022 00:42:44 65.37, 171.33 87.88 0.96 14
5 12/07/2022 01:29:13 -52.39, -12.35 104.44 12/07/2022 01:29:36 -52.39, -12.35 104.43 0.05 23
6 12/07/2022 02:18:47 48.17, 156.86 71.67 12/07/2022 02:19:10 48.16, 156.88 71.67 2.31 23
7 12/07/2022 03:08:26 -45.07, -34.53 111.18 12/07/2022 03:08:58 -45.05, -34.55 111.18 2.84 32
8 12/07/2022 03:59:14 45.10, 132.76 68.86 12/07/2022 03:59:47 45.10, 132.73 68.87 2.07 33
9 12/07/2022 05:14:08 -47.55, 132.40 36.25 12/07/2022 05:14:52 -47.53, 132.43 36.36 3.17 44
10 12/07/2022 06:04:46 47.67, -60.21 143.67 12/07/2022 06:05:32 47.65, -60.20 143.56 2.69 46
11 12/07/2022 06:55:19 -48.08, 107.29 36.62 12/07/2022 06:56:12 -48.10, 107.29 36.76 2.37 53
12 12/07/2022 07:44:20 53.79, -82.72 139.04 12/07/2022 07:45:15 53.79, -82.72 138.93 0.04 55
13 12/07/2022 08:32:09 -63.37, 91.00 48.99 12/07/2022 08:33:12 -63.38, 91.00 49.09 0.67 63
14 12/07/2022 09:22:18 65.21, -99.97 129.38 12/07/2022 09:23:22 65.21, -99.96 129.28 0.30 64
15 12/07/2022 10:11:42 -69.21, 72.07 54.31 12/07/2022 10:12:55 -69.20, 72.05 54.39 1.50 73

Figure of NOAA-21 and NPP satellite orbits during SNOs since TLE Epoch: 12/6/2022
SNOs_Map_NOAA-21_NPP_20221207.jpg

Download SNOs between NOAA-21 and NPP since TLE EPOCH: 12/06/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and NPP