Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/22/2022
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 04/23/2022 14:41:43 -70.16, 136.06 122.58 04/23/2022 14:40:55 -70.16, 136.04 122.57 0.79 48
2 04/23/2022 15:31:10 70.05, -56.45 57.31 04/23/2022 15:31:39 70.04, -56.47 57.29 1.84 29
3 04/26/2022 06:08:28 70.96, 85.52 57.34 04/26/2022 06:07:21 71.00, 83.15 57.44 86.17 67
4 04/26/2022 06:58:10 -70.14,-108.07 123.48 04/26/2022 06:57:47 -70.12,-108.13 123.49 2.89 23
5 04/26/2022 07:47:38 69.98, 59.34 56.36 04/26/2022 07:48:31 70.00, 59.36 56.38 2.97 53
6 04/28/2022 22:25:09 70.16,-159.79 55.71 04/28/2022 22:23:58 70.18,-159.76 55.74 2.49 71
7 04/28/2022 23:14:39 -70.05, 7.69 124.41 04/28/2022 23:14:39 -70.04, 7.77 124.42 3.20 0
8 04/29/2022 00:04:09 69.78, 174.95 55.31 04/29/2022 00:05:20 69.77, 175.49 55.29 20.72 71
9 05/01/2022 14:41:36 70.17, -43.89 54.89 05/01/2022 14:40:51 70.17, -43.96 54.90 2.66 45
10 05/01/2022 15:31:07 -70.01, 123.52 125.28 05/01/2022 15:31:32 -70.02, 123.58 125.27 2.90 25
11 05/04/2022 06:08:22 -71.03, -94.34 125.05 05/04/2022 06:07:15 -71.04, -96.91 124.97 92.89 67
12 05/04/2022 06:58:04 70.10, 71.91 54.03 05/04/2022 06:57:43 70.10, 71.92 54.04 0.47 21
13 05/04/2022 07:47:34 -70.00,-120.60 126.08 05/04/2022 07:48:25 -70.01,-120.62 126.07 1.29 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/22/2022
SNOs_Map_LANDSAT-8_NPP_20220422.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/22/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP