Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/1/2022
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/05/2022 19:12:10 -78.94, 42.20 77.52 12/05/2022 19:10:57 -78.93, 42.26 77.50 1.34 73
2 12/05/2022 20:03:05 79.31,-153.12 103.05 12/05/2022 20:01:53 79.31,-153.14 103.08 0.49 72
3 12/05/2022 20:52:51 -77.79, 23.48 79.08 12/05/2022 20:51:57 -77.78, 23.54 79.08 1.66 54
4 12/05/2022 21:43:52 78.44,-172.68 101.80 12/05/2022 21:42:59 78.44,-172.69 101.82 0.19 53
5 12/05/2022 22:33:18 -75.87, 5.84 81.40 12/05/2022 22:32:43 -75.86, 5.89 81.40 1.70 35
6 12/05/2022 23:24:28 77.00, 168.99 99.96 12/05/2022 23:23:54 77.00, 168.98 99.97 0.10 34
7 12/06/2022 00:13:27 -72.88, -11.61 84.68 12/06/2022 00:13:11 -72.87, -11.57 84.68 1.22 16
8 12/06/2022 01:04:48 74.66, 151.47 97.26 12/06/2022 01:04:33 74.66, 151.46 97.26 0.38 15
9 12/06/2022 01:53:22 -68.93, -30.26 88.71 12/06/2022 01:53:25 -68.93, -30.26 88.71 0.12 3
10 12/06/2022 02:44:45 70.93, 134.06 93.31 12/06/2022 02:44:49 70.93, 134.02 93.32 1.24 4
11 12/06/2022 03:30:15 -54.58, -43.56 102.50 12/06/2022 03:30:36 -54.58, -43.57 102.49 0.32 21
12 12/06/2022 04:18:34 46.13, 127.61 69.70 12/06/2022 04:18:56 46.11, 127.62 69.71 1.87 22
13 12/06/2022 05:33:01 -47.51, 127.66 36.37 12/06/2022 05:33:44 -47.49, 127.69 36.48 3.19 43
14 12/06/2022 06:23:34 47.78, -64.88 143.45 12/06/2022 06:24:21 47.77, -64.86 143.32 1.55 47
15 12/06/2022 07:10:13 -61.06, 109.78 47.13 12/06/2022 07:11:15 -61.06, 109.77 47.22 0.65 62

Figure of NOAA-21 and NPP satellite orbits during SNOs since TLE Epoch: 12/1/2022
SNOs_Map_NOAA-21_NPP_20221201.jpg

Download SNOs between NOAA-21 and NPP since TLE EPOCH: 12/01/2022 in txt file.

Historial Predications of SNOs between NOAA-21 and NPP