Simultaneous Nadir Overpasses (SNOs) Predictions  
  Prediction of SNOs between NOAA-21 and METOP-B Satellite Orbit: 
  Table of predicted SNOs for the next  14.0 days since TLE Epoch: 3/22/2023
  | Index |  Date (NOAA-21) |  Time (NOAA-21) |   Lat,Lon (NOAA-21) |   SZA (NOAA-21 ) |  Date (METOP-B) |  Time (METOP-B) |  Lat,Lon (METOP-B) |   SZA (METOP-B ) |   Distance(km) |  Time Diff (sec) |  
  
 |  1  |   03/22/2023 |   04:13:17   |     72.76, 108.37  |    72.44  |   03/22/2023 |   04:14:04   |    72.75, 108.34  |    72.41  |     1.87    |        47 |  
 |  2  |   03/22/2023 |   05:04:01   |    -72.77, -84.33  |   107.58  |   03/22/2023 |   05:04:46   |   -72.74, -84.35  |   107.62  |     3.26    |        45 |  
 |  3  |   03/22/2023 |   05:54:47   |     72.77,  82.97  |    72.42  |   03/22/2023 |   05:55:25   |    72.78,  83.06  |    72.41  |     2.76    |        38 |  
 |  4  |   03/22/2023 |   06:45:30   |    -72.78,-109.72  |   107.60  |   03/22/2023 |   06:46:06   |   -72.77,-109.63  |   107.62  |     3.20    |        36 |  
 |  5  |   03/22/2023 |   07:36:15   |     72.73,  57.69  |    72.34  |   03/22/2023 |   07:36:46   |    72.75,  57.67  |    72.36  |     2.27    |        31 |  
 |  6  |   03/22/2023 |   08:26:59   |    -72.74,-135.01  |   107.67  |   03/22/2023 |   08:27:28   |   -72.74,-135.02  |   107.67  |     0.82    |        29 |  
 |  7  |   03/22/2023 |   09:17:45   |     72.74,  32.29  |    72.32  |   03/22/2023 |   09:18:08   |    72.73,  32.28  |    72.31  |     1.66    |        23 |  
 |  8  |   03/22/2023 |   10:08:29   |    -72.75,-160.40  |   107.69  |   03/22/2023 |   10:08:50   |   -72.72,-160.41  |   107.72  |     3.04    |        21 |  
 |  9  |   03/22/2023 |   10:59:15   |     72.75,   6.90  |    72.31  |   03/22/2023 |   10:59:29   |    72.75,   6.99  |    72.30  |     2.93    |        14 |  
 |  10  |   03/22/2023 |   11:49:59   |    -72.75, 174.21  |   107.71  |   03/22/2023 |   11:50:11   |   -72.74, 174.30  |   107.72  |     3.28    |        12 |  
 |  11  |   03/22/2023 |   12:40:44   |     72.71, -18.39  |    72.23  |   03/22/2023 |   12:40:51   |    72.73, -18.40  |    72.25  |     2.38    |         7 |  
 |  12  |   03/22/2023 |   13:31:28   |    -72.71, 148.92  |   107.78  |   03/22/2023 |   13:31:33   |   -72.72, 148.91  |   107.77  |     0.92    |         5 |  
 |  13  |   03/22/2023 |   14:22:14   |     72.71, -43.78  |    72.21  |   03/22/2023 |   14:22:13   |    72.70, -43.79  |    72.20  |     1.46    |         1 |  
 |  14  |   03/22/2023 |   15:12:58   |    -72.72, 123.53  |   107.80  |   03/22/2023 |   15:12:55   |   -72.70, 123.52  |   107.82  |     2.83    |         3 |  
 |  15  |   03/22/2023 |   16:03:44   |     72.72, -69.17  |    72.19  |   03/22/2023 |   16:03:34   |    72.73, -69.08  |    72.20  |     3.11    |        10 |  
 |  16  |   03/22/2023 |   16:54:28   |    -72.73,  98.13  |   107.82  |   03/22/2023 |   16:54:16   |   -72.72,  98.23  |   107.83  |     3.39    |        12 |  
 |  17  |   03/22/2023 |   17:45:13   |     72.68, -94.46  |    72.12  |   03/22/2023 |   17:44:56   |    72.70, -94.47  |    72.15  |     2.50    |        17 |  
 |  18  |   03/22/2023 |   18:35:57   |    -72.69,  72.85  |   107.89  |   03/22/2023 |   18:35:38   |   -72.70,  72.84  |   107.88  |     1.05    |        19 |  
 |  19  |   03/22/2023 |   19:26:43   |     72.69,-119.85  |    72.10  |   03/22/2023 |   19:26:18   |    72.68,-119.86  |    72.10  |     1.29    |        25 |  
 |  20  |   03/22/2023 |   20:17:27   |    -72.70,  47.45  |   107.91  |   03/22/2023 |   20:17:00   |   -72.67,  47.45  |   107.93  |     2.65    |        27 |  
 |  21  |   03/22/2023 |   21:08:13   |     72.70,-145.24  |    72.08  |   03/22/2023 |   21:07:39   |    72.71,-145.14  |    72.09  |     3.30    |        34 |  
 |  22  |   03/22/2023 |   21:58:56   |    -72.65,  22.17  |   107.99  |   03/22/2023 |   21:58:22   |   -72.65,  22.06  |   107.98  |     3.51    |        34 |  
 |  23  |   03/22/2023 |   22:49:42   |     72.66,-170.53  |    72.01  |   03/22/2023 |   22:49:01   |    72.68,-170.54  |    72.04  |     2.61    |        41 |  
 |  24  |   03/22/2023 |   23:40:26   |    -72.66,  -3.23  |   108.00  |   03/22/2023 |   23:39:43   |   -72.67,  -3.22  |   107.98  |     1.21    |        43 |  
 |  25  |   03/23/2023 |   00:31:12   |     72.67, 164.08  |    71.99  |   03/23/2023 |   00:30:23   |    72.66, 164.07  |    71.99  |     1.14    |        49 |  
 |  26  |   03/23/2023 |   01:21:56   |    -72.67, -28.62  |   108.02  |   03/23/2023 |   01:21:05   |   -72.65, -28.61  |   108.03  |     2.50    |        51 |  
 |  27  |   03/23/2023 |   02:12:42   |     72.67, 138.69  |    71.97  |   03/23/2023 |   02:11:44   |    72.68, 138.79  |    71.99  |     3.50    |        58 |  
 |  28  |   03/23/2023 |   03:03:25   |    -72.63, -53.91  |   108.10  |   03/23/2023 |   03:02:27   |   -72.62, -54.00  |   108.08  |     3.29    |        58 |  
 |  29  |   03/23/2023 |   03:54:11   |     72.63, 113.40  |    71.90  |   03/23/2023 |   03:53:06   |    72.66, 113.40  |    71.94  |     2.71    |        65 |  
 |  30  |   03/23/2023 |   04:44:55   |    -72.64, -79.30  |   108.12  |   03/23/2023 |   04:43:48   |   -72.65, -79.29  |   108.09  |     1.38    |        67 |  
 |  31  |   03/23/2023 |   05:35:41   |     72.64,  88.00  |    71.88  |   03/23/2023 |   05:34:28   |    72.63,  88.01  |    71.89  |     1.03    |        73 |  
 |  32  |   03/23/2023 |   06:26:25   |    -72.65,-104.69  |   108.13  |   03/23/2023 |   06:25:10   |   -72.63,-104.68  |   108.14  |     2.38    |        75 |  
 |  33  |   03/23/2023 |   07:17:06   |     72.39,  63.13  |    71.58  |   03/23/2023 |   07:15:54   |    72.40,  62.21  |    71.66  |    30.87    |        72 |  
 |  34  |   03/23/2023 |   08:07:49   |    -72.35,-129.47  |   108.48  |   03/23/2023 |   08:06:37   |   -72.35,-130.58  |   108.41  |    37.36    |        72 |  
 |  35  |   03/23/2023 |   08:58:30   |     72.10,  38.33  |    71.23  |   03/23/2023 |   08:57:21   |    72.12,  36.32  |    71.38  |    68.77    |        69 |  
 |  36  |   03/23/2023 |   09:49:13   |    -72.05,-154.27  |   108.84  |   03/23/2023 |   09:48:04   |   -72.07,-156.46  |   108.68  |    75.06    |        69 |  
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 3/22/2023 
 Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 03/22/2023 in txt file. 
 Historial Predications of SNOs between NOAA-21 and METOP-B