Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/1/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 07/06/2023 12:53:06 74.43, -25.54 52.17 07/06/2023 12:52:00 74.42, -28.65 52.43 92.84 66
2 07/06/2023 13:43:59 -74.85, 140.64 127.35 07/06/2023 13:42:46 -74.85, 139.86 127.27 22.66 73
3 07/06/2023 14:34:47 74.97, -52.38 52.80 07/06/2023 14:33:47 74.98, -52.50 52.84 3.54 60
4 07/06/2023 15:25:32 -75.00, 114.84 127.16 07/06/2023 15:24:42 -74.99, 114.79 127.16 2.38 50
5 07/06/2023 16:16:18 75.03, -77.91 52.87 07/06/2023 16:15:45 75.03, -77.85 52.88 1.91 33
6 07/06/2023 17:07:02 -75.01, 89.45 127.15 07/06/2023 17:06:40 -75.04, 89.44 127.12 2.64 22
7 07/06/2023 17:57:48 75.03,-103.31 52.89 07/06/2023 17:57:44 75.03,-103.34 52.89 1.00 4
8 07/06/2023 18:48:33 -75.07, 63.92 127.08 07/06/2023 18:48:39 -75.04, 63.95 127.11 3.47 6
9 07/06/2023 19:39:18 75.04,-128.70 52.90 07/06/2023 19:39:43 75.03,-128.83 52.90 3.89 25
10 07/06/2023 20:30:03 -75.07, 38.52 127.06 07/06/2023 20:30:37 -75.08, 38.60 127.07 2.42 34
11 07/06/2023 21:20:49 75.10,-154.23 52.98 07/06/2023 21:21:41 75.08,-154.18 52.94 2.49 52
12 07/06/2023 22:11:33 -75.08, 13.13 127.04 07/06/2023 22:12:36 -75.08, 13.11 127.06 0.76 63
13 07/06/2023 23:02:24 75.34, 179.67 53.27 07/06/2023 23:03:35 75.31,-178.95 53.11 39.23 71

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 7/1/2023
SNOs_Map_NOAA-21_NOAA-19_20230701.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 07/01/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19