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: 12/11/2022
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 12/12/2022 22:50:10 70.11,-166.04 93.14 12/12/2022 22:50:36 70.12,-166.08 93.14 1.70 26
2 12/12/2022 23:40:52 -70.02, 1.41 86.95 12/12/2022 23:40:06 -70.00, 1.39 86.97 2.22 46
3 12/15/2022 14:16:26 -70.28, 142.14 86.53 12/15/2022 14:17:37 -70.27, 142.37 86.55 8.98 71
4 12/15/2022 15:07:09 70.11, -50.28 93.30 12/15/2022 15:07:05 70.11, -50.21 93.30 2.66 4
5 12/15/2022 15:57:49 -69.91, 117.33 86.90 12/15/2022 15:56:36 -69.94, 117.19 86.87 6.15 73
6 12/18/2022 06:33:22 -70.18,-101.94 86.52 12/18/2022 06:34:06 -70.18,-101.86 86.53 3.03 44
7 12/18/2022 07:24:06 70.06, 65.55 93.36 12/18/2022 07:23:33 70.08, 65.63 93.37 3.31 33
8 12/20/2022 21:59:48 70.76,-154.42 94.13 12/20/2022 22:00:57 70.68,-152.88 94.02 57.11 69
9 12/20/2022 22:50:20 -70.14, 13.89 86.52 12/20/2022 22:50:35 -70.14, 13.95 86.52 2.52 15
10 12/20/2022 23:41:04 70.02,-178.63 93.37 12/20/2022 23:40:02 70.02,-178.56 93.38 2.51 62
11 12/23/2022 14:16:36 70.20, -37.76 93.55 12/23/2022 14:17:34 70.17, -37.75 93.52 3.00 58
12 12/23/2022 15:07:17 -70.05, 129.79 86.61 12/23/2022 15:07:04 -70.07, 129.74 86.59 3.04 13
13 12/23/2022 15:57:50 69.35, -61.87 92.68 12/23/2022 15:56:41 69.40, -63.53 92.76 65.11 69

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/11/2022
SNOs_Map_NPP_LANDSAT-9_20221211.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/11/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9