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: 12/3/2022
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 12/04/2022 22:49:57 -70.14, 13.94 87.64 12/04/2022 22:50:35 -70.15, 13.97 87.63 1.34 38
2 12/04/2022 23:40:41 70.02,-178.56 92.24 12/04/2022 23:40:03 69.99,-178.60 92.22 2.98 38
3 12/07/2022 14:16:21 70.58, -38.30 93.13 12/07/2022 14:17:31 70.49, -37.29 93.03 38.87 70
4 12/07/2022 15:06:56 -70.12, 129.73 87.34 12/07/2022 15:07:06 -70.10, 129.78 87.36 3.00 10
5 12/07/2022 15:57:40 70.00, -62.77 92.55 12/07/2022 15:56:33 70.00, -62.72 92.55 1.87 67
6 12/10/2022 06:33:12 70.14, 78.14 92.96 12/10/2022 06:34:07 70.15, 78.09 92.96 1.95 55
7 12/10/2022 07:23:54 -70.05,-114.40 87.13 12/10/2022 07:23:37 -70.04,-114.43 87.15 2.06 17
8 12/10/2022 08:14:24 69.19, 54.17 92.00 12/10/2022 08:13:16 69.27, 52.16 92.09 79.67 68
9 12/12/2022 22:50:10 70.14,-166.09 93.17 12/12/2022 22:50:36 70.12,-166.07 93.15 2.16 26
10 12/12/2022 23:40:51 -69.99, 1.45 86.98 12/12/2022 23:40:06 -70.02, 1.42 86.96 3.00 45
11 12/15/2022 14:16:26 -70.30, 142.11 86.51 12/15/2022 14:17:38 -70.25, 142.35 86.57 10.91 72
12 12/15/2022 15:07:08 70.08, -50.24 93.28 12/15/2022 15:07:06 70.08, -50.25 93.27 0.47 2
13 12/15/2022 15:57:49 -69.94, 117.30 86.88 12/15/2022 15:56:37 -69.92, 117.17 86.89 5.25 72

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/3/2022
SNOs_Map_NPP_LANDSAT-9_20221203.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/03/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9