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: 5/19/2019
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 05/20/2019 06:08:21 70.84, 85.33 50.82 05/20/2019 06:07:13 70.86, 83.29 50.89 74.46 68
2 05/20/2019 06:58:03 -70.08,-108.16 129.94 05/20/2019 06:57:42 -70.09,-108.15 129.93 0.59 21
3 05/20/2019 07:47:30 69.97, 59.33 49.95 05/20/2019 07:48:26 69.97, 59.33 49.95 0.36 56
4 05/22/2019 22:25:03 70.16,-159.80 49.61 05/22/2019 22:23:55 70.15,-159.80 49.61 1.51 68
5 05/22/2019 23:14:33 -70.07, 7.69 130.49 05/22/2019 23:14:37 -70.05, 7.67 130.50 1.75 4
6 05/23/2019 00:04:05 69.68, 174.80 49.13 05/23/2019 00:05:16 69.68, 175.54 49.11 28.70 71
7 05/25/2019 14:41:34 70.14, -43.95 49.09 05/25/2019 14:40:51 70.12, -43.99 49.08 2.60 43
8 05/25/2019 15:31:05 -69.99, 123.47 131.06 05/25/2019 15:31:33 -70.02, 123.48 131.03 3.49 28
9 05/28/2019 06:08:25 -70.94, -94.52 130.58 05/28/2019 06:07:18 -70.98, -96.92 130.47 86.89 67
10 05/28/2019 06:58:05 70.12, 71.89 48.61 05/28/2019 06:57:47 70.09, 71.82 48.60 3.48 18
11 05/28/2019 07:47:36 -69.97,-120.69 131.54 05/28/2019 07:48:29 -69.99,-120.71 131.52 2.88 53
12 05/30/2019 22:25:10 -70.15, 20.17 131.76 05/30/2019 22:23:59 -70.17, 20.16 131.73 2.22 71
13 05/30/2019 23:14:37 70.03,-172.35 48.12 05/30/2019 23:14:42 70.01,-172.29 48.10 2.97 5
14 05/31/2019 00:04:10 -69.77, -5.08 132.14 05/31/2019 00:05:22 -69.80, -4.66 132.12 16.65 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/19/2019
SNOs_Map_LANDSAT-8_NPP_20190519.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/19/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service