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: 12/13/2022
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 12/15/2022 14:16:26 -70.29, 142.12 86.52 12/15/2022 14:17:37 -70.25, 142.36 86.56 9.63 71
2 12/15/2022 15:07:09 70.11, -50.29 93.31 12/15/2022 15:07:05 70.10, -50.23 93.29 3.25 4
3 12/15/2022 15:57:49 -69.92, 117.32 86.89 12/15/2022 15:56:36 -69.93, 117.17 86.88 5.51 73
4 12/18/2022 06:33:23 -70.19,-101.96 86.51 12/18/2022 06:34:07 -70.17,-101.88 86.54 3.47 44
5 12/18/2022 07:24:07 70.07, 65.54 93.37 12/18/2022 07:23:34 70.07, 65.61 93.37 2.91 33
6 12/20/2022 21:59:48 70.77,-154.43 94.14 12/20/2022 22:00:57 70.67,-152.89 94.01 57.54 69
7 12/20/2022 22:50:20 -70.15, 13.87 86.50 12/20/2022 22:50:35 -70.13, 13.94 86.53 3.37 15
8 12/20/2022 23:41:04 70.03,-178.64 93.38 12/20/2022 23:40:02 70.02,-178.57 93.37 2.92 62
9 12/23/2022 14:16:35 70.16, -37.69 93.51 12/23/2022 14:17:34 70.17, -37.75 93.52 2.60 59
10 12/23/2022 15:07:17 -70.06, 129.77 86.60 12/23/2022 15:07:04 -70.07, 129.74 86.59 1.46 13
11 12/23/2022 15:57:50 69.36, -61.89 92.69 12/23/2022 15:56:41 69.40, -63.53 92.76 64.58 69
12 12/26/2022 06:33:33 70.13, 78.11 93.42 12/26/2022 06:34:02 70.14, 78.09 93.43 1.19 29
13 12/26/2022 07:24:15 -70.03,-114.42 86.69 12/26/2022 07:23:32 -70.04,-114.42 86.68 0.80 43

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/13/2022
SNOs_Map_NPP_LANDSAT-9_20221213.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/13/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9