Simultaneous Nadir Overpasses (SNOs) Predictions

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

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/2/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 01/02/2023 20:49:00 70.30,-136.10 93.14 01/02/2023 20:50:01 70.31,-136.18 93.14 3.13 61
2 01/02/2023 21:39:42 -70.21, 31.35 86.96 01/02/2023 21:39:26 -70.23, 31.36 86.94 2.25 16
3 01/02/2023 22:30:11 69.30,-159.99 92.10 01/02/2023 22:29:04 69.35,-162.19 92.21 86.60 67
4 01/05/2023 09:42:55 70.35, 30.34 92.93 01/05/2023 09:44:05 70.32, 30.30 92.90 3.07 70
5 01/05/2023 10:33:37 -70.26,-162.20 87.17 01/05/2023 10:33:30 -70.25,-162.16 87.18 1.76 7
6 01/05/2023 11:24:12 69.66, 6.00 92.22 01/05/2023 11:23:02 69.69, 4.73 92.29 49.33 70
7 01/07/2023 22:36:55 70.61,-163.56 92.91 01/07/2023 22:38:06 70.53,-162.94 92.80 24.35 71
8 01/07/2023 23:27:32 -70.25, 4.32 87.47 01/07/2023 23:27:35 -70.24, 4.29 87.49 1.78 3
9 01/08/2023 00:18:13 69.98, 172.05 92.24 01/08/2023 00:17:00 70.07, 171.70 92.35 16.25 73
10 01/10/2023 11:30:56 70.93, 2.43 92.90 01/10/2023 11:32:05 70.83, 3.96 92.74 56.78 69
11 01/10/2023 12:21:27 -70.25, 170.83 87.82 01/10/2023 12:21:39 -70.26, 170.78 87.81 2.22 12
12 01/10/2023 13:12:11 70.14, -21.69 92.06 01/10/2023 13:11:03 70.14, -21.73 92.07 1.50 68
13 01/13/2023 00:24:57 71.25, 168.40 92.85 01/13/2023 00:26:03 71.15, 170.93 92.66 91.29 66
14 01/13/2023 01:15:23 -70.31, -22.75 88.15 01/13/2023 01:15:42 -70.32, -22.68 88.15 2.68 19
15 01/13/2023 02:06:07 70.21, 144.73 91.74 01/13/2023 02:05:06 70.20, 144.81 91.73 3.23 61
16 01/15/2023 14:09:18 -70.33, 143.75 88.58 01/15/2023 14:09:46 -70.29, 143.76 88.61 3.53 28
17 01/15/2023 15:00:01 70.17, -48.70 91.26 01/15/2023 14:59:10 70.17, -48.76 91.27 2.38 51

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 1/2/2023
SNOs_Map_NOAA-21_TERRA_20230102.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 01/02/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA