Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/17/2022
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 12/18/2022 06:33:22 -70.15,-101.89 86.56 12/18/2022 06:34:07 -70.15,-101.91 86.56 0.82 45
2 12/18/2022 07:24:06 70.02, 65.61 93.32 12/18/2022 07:23:34 70.05, 65.59 93.35 3.23 32
3 12/20/2022 21:59:48 70.77,-154.45 94.15 12/20/2022 22:00:57 70.65,-152.93 93.99 57.38 69
4 12/20/2022 22:50:19 -70.11, 13.93 86.55 12/20/2022 22:50:35 -70.10, 13.90 86.56 1.64 16
5 12/20/2022 23:41:03 69.98,-178.57 93.33 12/20/2022 23:40:02 69.99,-178.61 93.34 1.64 61
6 12/23/2022 14:16:35 70.16, -37.71 93.52 12/23/2022 14:17:33 70.19, -37.72 93.53 2.59 58
7 12/23/2022 15:07:17 -70.07, 129.75 86.58 12/23/2022 15:07:03 -70.08, 129.76 86.58 0.73 14
8 12/23/2022 15:57:49 69.32, -61.83 92.65 12/23/2022 15:56:41 69.36, -63.58 92.73 69.17 68
9 12/26/2022 06:33:33 70.14, 78.09 93.43 12/26/2022 06:34:01 70.14, 78.10 93.43 0.47 28
10 12/26/2022 07:24:15 -70.04,-114.44 86.67 12/26/2022 07:23:31 -70.04,-114.42 86.68 1.29 44
11 12/28/2022 21:59:49 -70.34, 26.24 86.48 12/28/2022 22:01:00 -70.30, 26.58 86.53 13.06 71
12 12/28/2022 22:50:30 70.07,-166.03 93.25 12/28/2022 22:50:29 70.08,-166.10 93.26 2.92 1
13 12/28/2022 23:41:12 -69.97, 1.43 86.86 12/28/2022 23:39:59 -69.98, 1.39 86.85 1.95 73

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/17/2022
SNOs_Map_NPP_LANDSAT-9_20221217.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/17/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9