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: 4/16/2018
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 04/17/2018 22:24:41 70.22,-159.81 59.44 04/17/2018 22:23:49 70.21,-159.85 59.44 2.06 52
2 04/17/2018 23:14:11 -70.11, 7.65 120.68 04/17/2018 23:14:31 -70.11, 7.62 120.68 1.49 20
3 04/18/2018 00:03:53 69.17, 174.04 58.41 04/18/2018 00:04:59 69.15, 176.33 58.33 90.67 66
4 04/20/2018 14:41:08 70.18, -43.99 58.48 04/20/2018 14:40:43 70.17, -44.02 58.47 1.68 25
5 04/20/2018 15:30:38 -70.07, 123.48 121.65 04/20/2018 15:31:25 -70.06, 123.46 121.66 0.96 47
6 04/23/2018 06:08:09 -70.24, -95.67 122.36 04/23/2018 06:06:55 -70.28, -95.73 122.31 4.89 74
7 04/23/2018 06:57:36 70.13, 71.82 57.52 04/23/2018 06:57:38 70.13, 71.81 57.52 0.71 2
8 04/23/2018 07:47:07 -69.97,-120.78 122.65 04/23/2018 07:48:19 -69.97,-120.63 122.66 5.65 72
9 04/25/2018 22:24:37 -70.20, 20.14 123.29 04/25/2018 22:23:49 -70.19, 20.18 123.29 1.62 48
10 04/25/2018 23:14:04 70.08,-172.37 56.59 04/25/2018 23:14:33 70.09,-172.36 56.60 0.93 29
11 04/28/2018 13:51:23 70.90, -30.56 56.56 04/28/2018 13:50:15 70.95, -32.59 56.66 74.01 68
12 04/28/2018 14:41:05 -70.14, 135.95 124.20 04/28/2018 14:40:44 -70.15, 136.01 124.19 2.36 21
13 04/28/2018 15:30:32 70.03, -56.57 55.69 04/28/2018 15:31:28 70.06, -56.54 55.71 3.26 56

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2018
SNOs_Map_LANDSAT-8_NPP_20180416.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/16/2018 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service