Asteroid-Asteroid Appulses - 2021 May


All dates and times are Universal Time
Positions are geocentric J2000 and include planetary perturbations and proper motion
The first asteroid in the pair is the brighter of the two
Separations are in arcseconds, Position Angle is from the brighter asteroid to the fainter
Calculations by Brian D. Warner
 
Asteroid < mag 16; Elong from Sun > 45

Ast 1:   Asteroid 1 Number
Name 1:  Asteroid 1 Name
Ast 2:   Asteroid 2 Number
Name 2:  Asteroid 2 Name
RA:      Asteroid 1 RA
Dec:     Asteroid 1 Declination
Mag 1:   Asteroid 1 V magnitude
Mag 2:   Asteroid 2 V magnitude
Sep:     Separation, arcsec
PA:      Position Angle, Ast 1 to Ast 2
         0 = North, 90 = East, 180 = South, 270 = West
SE:      Angular separation between Sun and Ast 1
ME:      Angular separation between Moon and Ast 1
MP:      Moon Phase
         0 = New, 0.5 = Quarter, 1 = Full. + = Waxing; – = Waning

Date    UT     Ast 1   Name 1                 Ast 2   Name 2                    RA           Dec      Mag1  Mag2  Sep  PA   SE   ME     MP  
-----------------------------------------------------------------------------------------------------------------------------------------------
05/01  01:55       43  Ariadne                   954  Li                       21 02.91     -15 43.3  11.7  15.3  332  153   81   38  -0.785
05/01  07:45     1095  Tulipa                   2531  Cambridge                16 09.58     -08 30.0  15.0  15.6  233  285   78   40  -0.762
05/01  12:35     1376  Michelle                 1172  Aneas                    18 14.03     -17 32.1  15.6  15.3  882  179   73   12  -0.742
05/01  18:56      702  Alauda                    283  Emma                     05 55.01     +25 50.8  13.6  14.8   88  313  116  163  -0.715
05/03  14:51     1245  Calvinia                 2271  Kiso                     19 48.41     -18 11.4  15.1  15.9  268  183   76   17  -0.519
05/03  17:39      163  Erigone                   357  Ninina                   07 42.40     +19 56.0  14.1  14.9  606  193  106  161  -0.507
05/04  02:42      325  Heidelberga               249  Ilse                     23 44.66     -02 03.9  14.8  15.8  597  329   97   38  -0.467
05/04  04:47      370  Modestia                  732  Tjilaki                  23 14.99     -00 38.3  15.5  15.8  711  118   98   32  -0.457
05/04  15:56    27757  1991 PO18               23153  Andrewnowell             15 00.50     -28 13.4  15.7  16.0  112   98   56   93  -0.409
05/05  11:27      656  Beagle                   4362  Carlisle                 13 16.01     -07 41.4  14.4  15.5  144  134   74  134  -0.329
05/05  12:47      562  Salome                    378  Holmia                   16 45.60     -20 19.9  14.6  14.5  317  270   67   83  -0.324
05/06  00:52      447  Valentine               15165  2000 GR89                14 49.50     -12 51.8  13.4  15.8  591  129   71  118  -0.277
05/06  14:11      313  Chaldaea                 1330  Spiridonia               08 01.74     +15 03.3  13.3  15.9  263  186  100  129  -0.229
05/06  20:55      551  Ortrud                    249  Ilse                     23 49.94     -01 14.1  15.6  15.8  248  323   98    7  -0.206
05/08  14:30      414  Liriope                   721  Tabora                   09 50.61     +21 17.0  15.8  15.9  426  146  104  129  -0.089
05/08  21:46      389  Industria               27757  1991 PO18                14 56.31     -28 13.7  11.1  15.6  336  291   56  144  -0.073
05/10  05:32      134  Sophrosyne                626  Notburga                 00 11.82     +01 21.7  14.2  13.9  848  297  100   30  -0.021
05/10  10:19      258  Tyche                    2274  Ehrsson                  12 20.01     -05 12.5  13.4  15.1  699   50   76  151  -0.016
05/11  13:27    11277  Ballard                  1339  Desagneauxa              17 02.39     -31 01.7  15.6  15.7  554   92   57  149   0.000
05/11  19:57   495615  2015 PQ291               2522  Triglav                  15 52.28     -27 56.2  15.2  15.8  763   69   57  166   0.000
05/12  15:11   495615  2015 PQ291               1176  Lucidor                  15 48.00     -25 44.0  15.1  15.8   54  249   59  174   0.007
05/13  08:31   495615  2015 PQ291              14191  1998 XR28                15 44.24     -23 43.7  15.0  15.7  263   70   62  169   0.023
05/13  10:29     3754  Kathleen                  721  Tabora                   09 52.88     +20 42.1  16.0  15.9  375    4  103   73   0.025
05/13  16:13     1240  Centenaria               6281  Strnad                   16 15.89     -36 38.0  14.5  15.9  811  103   50  164   0.032
05/14  06:35     1401  Lavonne                134340  Pluto                    19 54.69     -22 07.6  15.6  15.1  640  152   73  144   0.056
05/15  04:43     1219  Britta                   1458  Mineura                  11 31.25     +06 17.6  15.9  15.8  631   87   87   79   0.103
05/15  12:52      595  Polyxena                 1086  Nata                     14 48.10     -28 43.8  12.5  14.3  807  115   55  132   0.124
05/15  19:09     1292  Luce                     2833  Radishchev               15 36.09     -21 27.8  14.5  15.7  189   47   64  138   0.141
05/15  21:18      245  Vera                      298  Baptistina               07 44.86     +25 35.6  13.8  15.8  560  199  111   14   0.147
05/16  03:54      339  Dorothea                 8059  Deliyannis               13 21.11     +00 14.2  14.5  15.6   89  112   82   95   0.166
05/16  11:02      195  Eurykleia                3353  Jarvis                   15 37.72     -27 54.0  13.2  14.7  418   84   57  132   0.188
05/16  17:31      462  Eriphyla                 1326  Losaka                   20 15.95     -19 34.0  14.3  15.7   47  248   76  168   0.210
05/17  08:38      378  Holmia                   6354  Vangelis                 16 36.52     -19 37.5  14.3  15.9   23  114   68  132   0.262
05/18  00:52      131  Vala                      569  Misa                     17 47.41     -24 40.4  13.2  15.0    6  254   65  141   0.324
05/18  07:40    12008  Kandrup                  6975  Hiroaki                  20 17.24     -25 02.4  14.2  15.9  706   82   71  171   0.351
05/18  17:40   495615  2015 PQ291               3815  Konig                    15 19.59     -09 04.0  15.2  15.3  327   72   75   94   0.392
05/19  11:30    11277  Ballard                  1770  Schlesinger              16 56.20     -28 56.8  15.3  15.8  865   93   59  112   0.469
05/20  09:15       40  Harmonia                  868  Lova                     23 33.70     -06 13.5  11.9  15.6  276  332   93  165   0.566
05/20  12:42      796  Sarita                    818  Kapteynia                00 34.71     -11 11.0  13.4  15.1  573  322   88  154   0.581
05/20  20:44      770  Bali                     3690  Larson                   14 41.96     -16 22.7  14.5  15.4  110  119   67   60   0.617
05/20  21:31     1132  Hollandia                3353  Jarvis                   15 33.85     -25 53.3  13.6  14.6  520  269   59   75   0.621
05/21  03:38       29  Amphitrite                443  Photographica            10 13.71     +11 15.8  11.1  14.4  376  350   93   17   0.648
05/21  04:52       60  Echo                      834  Burnhamia                09 40.71     +12 28.9  12.9  15.6  527  196   95   25   0.653
05/21  06:47     1088  Mitaka                   1824  Haworth                  16 22.82     -23 55.6  14.4  15.6  477  328   63   79   0.662
05/21  07:29      497  Iva                      1806  Derice                   14 27.71     -19 11.3  15.0  15.2  500  260   64   52   0.665
05/21  17:49      931  Whittemora                566  Stereoskopia             07 45.36     +24 41.2  14.9  14.6  857  174  110   61   0.710
05/22  05:32      230  Athamantis                963  Iduberga                 15 55.79     -20 02.1  10.3  15.3  273  287   66   59   0.759
05/22  15:11      539  Pamina                   5118  Elnapoul                 14 55.05     -23 39.0  14.6  15.6  167   88   60   42   0.798
05/22  15:36    12008  Kandrup                   658  Asteria                  20 18.59     -21 23.1  14.1  15.6  666   91   74  114   0.800
05/23  18:02      680  Genoveva                 8991  Solidarity               15 01.32     -26 51.3  12.6  15.7  264  113   57   29   0.893
05/23  22:58      879  Ricarda                  1604  Tombaugh                 14 32.10     -28 55.4  15.1  15.2  594  255   54   24   0.908
05/23  23:02     2812  Scaltriti                2512  Tavastia                 15 45.35     -18 01.8  15.3  15.7  153   95   67   31   0.908
05/24  03:58    12008  Kandrup                  1326  Losaka                   20 18.78     -20 03.0  14.1  15.5   58   86   76   92   0.922
05/24  17:12      462  Eriphyla                12008  Kandrup                  20 18.22     -19 33.8  14.2  14.1  504   88   76   83   0.954
05/24  17:43    11277  Ballard                  2446  Lunacharsky              16 51.21     -27 21.9  15.1  15.1  484  268   60   36   0.955
05/24  21:13      149  Medusa                    676  Melitta                  09 02.55     +16 50.8  15.2  15.9  763  205  100   88   0.963
05/24  21:19     1946  Walraven                 2523  Ryba                     15 24.32     -28 15.0  15.3  15.5  777  144   57   19   0.963
05/25  06:42      293  Brasilia                 1867  Deiphobus                18 23.53     -32 30.2  14.8  15.4  479  285   59   49   0.979
05/25  07:23     2333  Porthan                  2522  Triglav                  15 42.58     -26 56.4  15.6  15.7  882  299   58   15   0.980
05/26  10:56      537  Pauly                     852  Wladilena                11 18.12     +14 58.9  14.8  15.0  694  278   96   81  -0.999
05/26  13:22      300  Geraldina                2038  Bistro                   17 27.10     -23 49.2  14.6  14.8  851  291   65   16  -0.999
05/26  17:21      425  Cornelia                30879  Hiroshikanai             16 30.16     -22 36.1  13.5  15.9   59  113   64    1  -0.998
05/27  01:31      214  Aschera                   918  Itha                     23 29.00     -04 06.3  14.7  15.6  362  126   95   97  -0.993
05/28  18:29      195  Eurykleia                1829  Dawson                   15 26.26     -27 30.1  13.4  15.8  463   62   57   44  -0.921
05/28  21:33      416  Vaticana                  785  Zwetana                  09 13.61     +28 19.2  13.4  14.2  488  196  111  149  -0.912
05/29  03:54      847  Agnia                    2038  Bistro                   17 23.39     -24 04.4  14.5  14.7  108  104   65   24  -0.894
05/29  05:08      141  Lumen                     732  Tjilaki                  23 51.71     +02 17.1  13.2  15.7  589  289  101   73  -0.890
05/29  11:29       92  Undina                   1401  Lavonne                  20 01.48     -20 51.8  11.7  15.2   22  114   74    9  -0.870
05/30  00:14      366  Vincentina               1147  Stavropolis              11 20.20     -00 40.2  14.5  15.4   70  176   80  126  -0.826