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: 12/24/2022
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 12/26/2022 06:33:33 70.15, 78.07 93.45 12/26/2022 06:34:00 70.17, 78.14 93.46 3.30 27
2 12/26/2022 07:24:14 -70.02,-114.40 86.70 12/26/2022 07:23:31 -70.00,-114.46 86.71 2.72 43
3 12/28/2022 21:59:48 -70.31, 26.29 86.51 12/28/2022 22:01:00 -70.27, 26.52 86.56 9.94 72
4 12/28/2022 22:50:30 70.08,-166.06 93.26 12/28/2022 22:50:28 70.10,-166.07 93.28 2.04 2
5 12/28/2022 23:41:11 -69.94, 1.48 86.89 12/28/2022 23:39:59 -69.94, 1.33 86.89 5.57 72
6 12/31/2022 14:16:44 -70.19, 142.24 86.80 12/31/2022 14:17:28 -70.18, 142.28 86.82 1.99 44
7 12/31/2022 15:07:28 70.07, -50.28 93.08 12/31/2022 15:06:55 70.07, -50.23 93.08 1.81 33
8 01/03/2023 05:43:08 70.75, 89.79 93.57 01/03/2023 05:44:17 70.61, 91.18 93.39 53.40 69
9 01/03/2023 06:33:40 -70.13,-101.90 87.09 01/03/2023 06:33:54 -70.13,-101.90 87.09 0.08 14
10 01/03/2023 07:24:24 70.01, 65.58 92.80 01/03/2023 07:23:21 70.01, 65.58 92.80 0.57 63
11 01/05/2023 21:59:56 70.23,-153.60 92.75 01/05/2023 22:00:50 70.21,-153.52 92.72 3.64 54
12 01/05/2023 22:50:37 -70.07, 13.95 87.42 01/05/2023 22:50:21 -70.05, 13.89 87.44 3.30 16
13 01/05/2023 23:41:07 69.22,-177.49 91.70 01/05/2023 23:40:00 69.27,-179.54 91.81 80.82 67

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 12/24/2022
SNOs_Map_NPP_LANDSAT-9_20221224.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 12/24/2022 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9