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: 3/31/2022
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 04/02/2022 06:08:34 -70.55, -95.22 114.45 04/02/2022 06:07:22 -70.60, -96.23 114.36 37.86 72
2 04/02/2022 06:58:07 70.11, 71.80 65.12 04/02/2022 06:57:59 70.11, 71.85 65.12 1.91 8
3 04/02/2022 07:47:37 -70.00,-120.72 115.00 04/02/2022 07:48:41 -70.03,-120.71 114.98 2.83 64
4 04/04/2022 22:25:08 -70.22, 20.18 115.79 04/04/2022 22:24:09 -70.20, 20.17 115.80 2.15 59
5 04/04/2022 23:14:35 70.11,-172.33 64.09 04/04/2022 23:14:53 70.08,-172.34 64.07 3.03 18
6 04/05/2022 00:04:16 -69.40, -5.67 116.61 04/05/2022 00:05:24 -69.42, -4.03 116.64 64.12 68
7 04/07/2022 14:41:35 -70.19, 136.02 116.84 04/07/2022 14:41:02 -70.18, 135.98 116.84 2.02 33
8 04/07/2022 15:31:02 70.08, -56.49 63.04 04/07/2022 15:31:46 70.06, -56.53 63.03 2.13 44
9 04/10/2022 06:08:30 70.40, 84.57 62.38 04/10/2022 06:07:18 70.47, 83.99 62.47 22.80 72
10 04/10/2022 06:58:03 -70.13,-108.19 117.90 04/10/2022 06:57:55 -70.11,-108.14 117.92 2.83 8
11 04/10/2022 07:47:30 70.01, 59.29 61.98 04/10/2022 07:48:39 70.00, 59.34 61.96 2.52 69
12 04/12/2022 22:25:00 70.19,-159.85 61.19 04/12/2022 22:24:07 70.19,-159.81 61.20 1.55 53
13 04/12/2022 23:14:30 -70.09, 7.64 118.92 04/12/2022 23:14:49 -70.10, 7.65 118.91 1.24 19

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/31/2022
SNOs_Map_LANDSAT-8_NPP_20220331.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/31/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP