Computer Ephemeris for 2020 from DE200/LE200.

Planetary configurations. Sorted by event.

Mercury
 Date       Time  dif(delta)    Phenomena
Jan 10  15:20:33    -155        Upper Conjunction
Feb 10  13:57:06    1811        Greatest Eastern Elongation
    16  10:09:17                Stopping
    26   1:45:52     343        Lower Conjunction
Mar  9   8:00:10                Stopping
    24   2:07:31   -2746        Greatest Western Elongation
May  4  21:42:38      -6        Upper Conjunction
Jun  4  13:08:12    2336        Greatest Eastern Elongation
    17  19:26:08                Stopping
Jul  1   2:53:46    -426        Lower Conjunction
    12   6:52:03                Stopping
    22  15:13:19   -2008        Greatest Western Elongation
Aug 17  15:08:28     145        Upper Conjunction
Oct  1  16:06:45    2549        Greatest Eastern Elongation
    14   4:25:50                Stopping
    25  18:24:13     -55        Lower Conjunction
Nov  3   8:15:27                Stopping
    10  17:04:25   -1905        Greatest Western Elongation
Dec 20   3:26:51    -127        Upper Conjunction
Venus
 Date       Time  dif(delta)    Phenomena
Mar 24  22:14:41    4604        Greatest Eastern Elongation
May 13  10:12:33                Stopping
Jun  3  17:44:47      29        Lower Conjunction
    24  18:07:46                Stopping
Earth
Jan 05  07:49                   Perihelion
Mar 20  03:50:41                Beginning of Spring
Jun 20  21:44:48                Beginning of Summer
Jul 04  11:36                   Aphelion
Sep 22  13:31:53                Beginning of Autumn
Dec 21  10:03:25                Beginning of Winter
Outer planets
Mars
 Date       Time  dif(delta)    Phenomena
Sep  9  17:40:37                Stopping
Oct 13  23:27:05    -259        Opposition
Nov 15  19:27:13                Stopping

Jupiter
 Date       Time  dif(delta)    Phenomena
May 14  17:35:03                Stopping
Jul 14   7:59:41     -19        Opposition
Sep 12  23:41:54                Stopping
  
Saturn
 Date       Time  dif(delta)    Phenomena
Jan 13  15:16:58       2        Conjunction
May 11   7:04:36                Stopping
Jul 20  22:28:58     -13        Opposition
Sep 29   1:41:31                Stopping
  
Uranus
 Date       Time  dif(delta)    Phenomena
Jan 11   6:40:23                Stopping
Apr 26   9:01:42     -26        Conjunction
Aug 15  12:23:29                Stopping
Oct 31  15:53:53     -28        Opposition
  
Neptune
 Date       Time  dif(delta)    Phenomena
Mar  8  12:24:43    -100        Conjunction
Jun 23  11:16:02                Stopping
Sep 11  20:27:25    -106        Opposition
Nov 29   7:03:59                Stopping
  
Pluto
 Date       Time  dif(delta)    Phenomena
Jan 13  13:18:36     -40        Conjunction
Apr 26   5:40:55                Stopping
Jul 15  19:10:18    -100        Opposition
Oct  4   1:30:41                Stopping
Planetary conjunctions
 Date       Time  dif(delta)    Planets
Jan  2  15:18:04    -129       Mercury - Jupiter
    12   4:32:20    -203       Mercury - Saturn
    12   6:53:33    -120       Mercury - Plu
    14   2:10:14      43       Saturn - Plu
    27  19:25:50      -4       Venus - Neptune
Mar  9  14:33:12     224       Venus - Uranus
    20   6:23:29     -42       Mars - Jupiter
    23   5:12:15       0       Mars - Pluto
    31  10:59:35     -55       Mars - Saturn
Apr  3  15:20:45    -124       Mercury - Neptune
     6   9:53:17      45       Jupiter - Pluto
May  1   2:26:59     -19       Mercury - Uranus
    22   7:55:11     -53       Mercury - Venus
Jun 12  12:24:53    -144       Mars - Neptune
    28  23:45:46      41       Jupiter - Pluto
Nov 13  16:17:33      41       Jupiter - Pluto
Dec 21  13:33:19      -6       Jupiter - Saturn
Conjunctions with the Moon
 Date       Time  dif(delta)   Planet
Jan  4  18 22 39     440       Uranus
    20  19 13 10    -215       Mars
    23   2 42 19      21       Jupiter
    24   0  6 32      39       Pluto
    24   1 40 28     126       Saturn
    25  18 13 40     119       Mercury
    28   6 21  8     406       Neptune
    28   7 29  6     404       Venus
Feb  1   3  2 34     434       Uranus
    18  13 18 17     -45       Mars
    19  19 36 50      55       Jupiter
    20   7 52 37      44       Pluto
    20  13 39 44     144       Saturn
    23  18 43 46     837       Mercury
    24  15 15 10     403       Neptune
    27  11 52 54     615       Venus
    28  11 52 11     420       Uranus
Mar 18   8 19 30      44       Mars
    18  10 19 19     130       Jupiter
    18  14 34 43      56       Pluto
    18  23 57  3     206       Saturn
    21  17 49 17     336       Mercury
    22  23 24 30     405       Neptune
    26  20 43 14     405       Uranus
    28  10 39 49     648       Venus
Apr 14  21 38  5     111       Pluto
    14  23  5 50     159       Jupiter
    15   9 19  8     227       Saturn
    16   4 33 52     200       Mars
    19   7  9 50     414       Neptune
    21  17 16 50     306       Mercury
    23   5 52 23     357       Uranus
    26  15 25 52     603       Venus
May 12   5 48  8     120       Pluto
    12   9 42  0     215       Jupiter
    12  18 11 44     240       Saturn
    15   2  2 39     245       Mars
    16  15  4 11     424       Neptune
    20  15 36 13     354       Uranus
    24   2 42 51     341       Venus
    24  10 52 49     246       Mercury
Jun  8  14 36  2     120       Pluto
     8  17 22  3     211       Jupiter
     9   2 13 27     240       Saturn
    12  23 18 46     429       Neptune
    12  23 55 47     244       Mars
    17   1 48 55     351       Uranus
    19   8 55  6     -44       Venus
    22   7 19 33    -352       Mercury
Jul  5  21 40  5     151       Jupiter
     5  22 51 24     113       Pluto
     6   8 39 39     229       Saturn
    10   7 29 31     426       Neptune
    11  19 39 38     157       Mars
    14  11 53 22     344       Uranus
    17   7 27 15    -307       Venus
    19   3 54 55    -353       Mercury
Aug  1  23 34  7     131       Jupiter
     2   5 37  8     108       Pluto
     2  13 11 18     216       Saturn
     6  14 52 44     418       Neptune
     9   8  1 16      45       Mars
    10  20 51 48     332       Uranus
    15  13  1 24    -359       Venus
    19   3 46 51    -248       Mercury
    29   1 36 44     124       Jupiter
    29  10 51 44     109       Pluto
    29  16 33 27     212       Saturn
Sep  2  20 55 55     411       Neptune
     6   4 47 16      -1       Mars
     7   3 55 16     318       Uranus
    14   4 43 48    -427       Venus
    18  21 53 44    -625       Mercury
    25   6 49 25     136       Jupiter
    25  15 45 57     119       Pluto
    25  20 39 34     219       Saturn
    30   1 45 20     412       Neptune
Oct  3   3 26 54      43       Mar
     4   8 58  8     310       Uranus
    13  23 57  1    -420       Venus
    17  18 37  2    -646       Mercury
    22  17 12 59     200       Jupiter
    22  22 13  2     133       Pluto
    23   3 42 51     235       Saturn
    27   6 17 40     421       Neptune
    29  16 18 16     258       Mars
    31  12 51 29     312       Uranus
Nov 12  21 30 54    -304       Venus
    13  20 44 57    -143       Mercury
    19   7 28 37     143       Pluto
    19   8 57 21     229       Jupiter
    19  14 52  3     251       Saturn
    23  12  2 32     430       Neptune
    25  19 48 26     454       Mars
    27  17  0 10     320       Uranus
Dec 12  20 40 53     -47       Venus
    14  10 34 36     -58       Mercury
    16  19  1 47     146       Pluto
    17   4 30 33     255       Jupiter
    17   5 20  9     303       Saturn
    20  20  6 42     433       Neptune
    23  18 33 27     534       Mars
    24  22 40 45     325       Uranus