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: 4/16/2022
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 04/18/2022 06:08:32 -70.97, -94.50 119.96 04/18/2022 06:07:25 -71.06, -96.98 119.80 90.38 67
2 04/18/2022 06:58:13 70.11, 71.85 59.19 04/18/2022 06:57:53 70.11, 71.87 59.19 0.81 20
3 04/18/2022 07:47:43 -69.99,-120.67 120.93 04/18/2022 07:48:35 -70.02,-120.68 120.91 3.23 52
4 04/20/2022 22:25:15 -70.17, 20.19 121.66 04/20/2022 22:24:02 -70.18, 20.23 121.65 1.48 73
5 04/20/2022 23:14:42 70.07,-172.32 58.22 04/20/2022 23:14:46 70.06,-172.28 58.22 1.55 4
6 04/21/2022 00:04:14 -69.85, -4.99 122.00 04/21/2022 00:05:26 -69.87, -4.67 121.99 12.27 72
7 04/23/2022 14:41:43 -70.12, 136.01 122.62 04/23/2022 14:40:54 -70.13, 136.08 122.60 3.00 49
8 04/23/2022 15:31:10 70.01, -56.51 57.27 04/23/2022 15:31:38 70.02, -56.44 57.27 2.76 28
9 04/26/2022 06:08:28 70.92, 85.45 57.30 04/26/2022 06:07:20 70.97, 83.18 57.41 82.63 68
10 04/26/2022 06:58:11 -70.10,-108.13 123.51 04/26/2022 06:57:47 -70.09,-108.09 123.52 1.97 24
11 04/26/2022 07:47:38 69.99, 59.36 56.37 04/26/2022 07:48:31 69.98, 59.39 56.36 1.67 53
12 04/28/2022 22:25:09 70.17,-159.77 55.72 04/28/2022 22:23:58 70.15,-159.72 55.71 2.91 71
13 04/28/2022 23:14:39 -70.07, 7.72 124.39 04/28/2022 23:14:40 -70.06, 7.75 124.41 1.79 1
14 04/29/2022 00:04:09 69.79, 174.97 55.32 04/29/2022 00:05:21 69.79, 175.46 55.31 18.78 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2022
SNOs_Map_LANDSAT-8_NPP_20220416.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/16/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP