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: 8/19/2020
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 08/20/2020 22:25:19 -70.78, 21.13 121.34 08/20/2020 22:24:10 -70.80, 19.20 121.25 70.69 69
2 08/20/2020 23:14:57 70.08,-172.27 58.00 08/20/2020 23:14:42 70.06,-172.31 57.98 2.61 15
3 08/21/2020 00:04:27 -69.97, -4.78 122.09 08/21/2020 00:05:24 -69.97, -4.86 122.10 2.86 57
4 08/23/2020 14:42:03 -70.12, 136.02 121.08 08/23/2020 14:40:54 -70.15, 136.00 121.04 3.23 69
5 08/23/2020 15:31:30 70.01, -56.49 58.83 08/23/2020 15:31:38 70.04, -56.51 58.86 3.18 8
6 08/23/2020 16:21:04 -69.69, 110.70 121.47 08/23/2020 16:22:15 -69.68, 111.34 121.50 24.84 71
7 08/26/2020 06:58:36 -70.08,-108.16 120.19 08/26/2020 06:57:49 -70.08,-108.11 120.19 2.07 47
8 08/26/2020 07:48:03 69.97, 59.32 59.71 08/26/2020 07:48:33 69.97, 59.36 59.71 1.64 30
9 08/28/2020 22:25:25 70.93,-158.67 61.56 08/28/2020 22:24:18 70.95,-161.06 61.65 86.74 67
10 08/28/2020 23:15:09 -70.07, 7.69 119.27 08/28/2020 23:14:45 -70.06, 7.68 119.28 1.60 24
11 08/29/2020 00:04:35 69.95, 175.16 60.64 08/29/2020 00:05:28 69.95, 175.15 60.63 0.46 53
12 08/31/2020 14:42:12 70.12, -44.01 61.73 08/31/2020 14:40:58 70.14, -44.00 61.76 3.04 74
13 08/31/2020 15:31:42 -70.03, 123.49 118.35 08/31/2020 15:31:40 -70.04, 123.48 118.34 1.18 2
14 08/31/2020 16:21:10 69.85, -69.11 61.50 08/31/2020 16:22:22 69.83, -68.90 61.46 8.56 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/19/2020
SNOs_Map_LANDSAT-8_NPP_20200819.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/19/2020 in txt file.

Historical Predications of SNOs between LANDSAT-8 and NPP