Asteroid-Asteroid Appulses - 2023 April


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  
-----------------------------------------------------------------------------------------------------------------------------------------------
04/01  06:37      423  Diotima                  1651  Behrens                  16 26.74     -17 08.5  12.4  15.6  805  311   70  111   0.786
04/01  09:03       17  Thetis                   1123  Shapleya                 13 27.73     +00 45.9  10.7  15.1  899  329   83   63   0.794
04/02  05:06      162  Laurentia                1295  Deflotte                 14 09.47     -11 22.4  12.8  16.0  598  127   71   67   0.854
04/02  10:35      111  Ate                       514  Armida                   10 01.94     +06 49.1  12.0  14.3  543  237   89   10   0.869
04/03  17:13      270  Anahita                  1167  Dubiago                  13 16.08     -11 38.4  11.9  14.7  175   13   70   37   0.941
04/04  02:39      207  Hedda                     441  Bathilde                 17 06.49     -25 06.4  14.0  13.9  445  221   63   88   0.957
04/06  00:06       45  Eugenia                   351  Yrsa                     16 32.09     -12 31.5  11.9  13.8  216  146   74   55   1.000
04/06  02:26     1546  Izsak                    3247  Di Martino               13 18.63     -04 32.2  15.1  15.3  860  306   77    5  -0.999
04/06  05:03      366  Vincentina               1278  Kenya                    22 07.86     -16 44.5  14.7  15.1  697  356   81  132  -0.999
04/07  14:56      814  Tauris                    546  Herodias                 07 34.73     +37 16.3  14.6  14.3    1   48  123  105  -0.976
04/08  05:11     1030  Vitja                    1849  Kresak                   13 57.11     -04 36.8  14.2  15.8  431  289   78   16  -0.954
04/08  10:31      489  Comacina                  435  Ella                     10 44.00     +09 31.9  13.3  14.9  441  131   91   67  -0.943
04/08  13:02      333  Badenia                  5073  Junttura                 14 29.39     -18 16.9  14.9  15.7  403  307   65    6  -0.938
04/09  02:58     5318  Dientzenhofer            6064  Holasovice               13 05.06     +00 08.6  15.6  15.8  207  271   82   40  -0.905
04/09  03:34      109  Felicitas                 657  Gunlod                   18 28.49     -31 49.4  15.1  15.8  673  157   60   42  -0.903
04/09  07:14      859  Bouzareah                5606  Muramatsu                13 21.66     -02 51.9  14.7  15.3  127   91   79   38  -0.894
04/09  08:19     1368  Numidia                  1188  Gothlandia               13 36.10     -12 40.2  14.1  15.0   47  277   69   31  -0.891
04/10  02:57      396  Aeolia                    427  Galene                   08 43.42     +15 02.9  15.4  15.9  872  326   99  118  -0.833
04/10  23:16      166  Rhodope                   167  Urda                     06 31.96     +21 23.0  15.1  15.0  840  331  110  161  -0.758
04/11  11:23      916  America                 21946  1999 VD138               12 31.44     -16 45.7  15.7  15.9  770  254   64   72  -0.708
04/11  19:52       55  Pandora                  1278  Kenya                    22 21.93     -15 31.0  13.3  15.1  507  177   83   60  -0.671
04/12  03:27     1204  Renzia                    534  Nassovia                 21 33.43     -16 13.1  15.9  15.7  679  340   81   45  -0.637
04/13  00:56      266  Aline                    1888  Zu Chong-Zhi             15 33.87     -22 20.9  13.8  15.8  727  131   63   52  -0.537
04/13  16:08      629  Bernardina               1437  Diomedes                 07 16.33     +28 51.2  15.2  16.0  518  172  116  170  -0.465
04/13  19:39      261  Prymno                    625  Xenia                    08 41.41     +22 22.2  13.5  15.8  305   24  106  172  -0.448
04/13  22:14      371  Bohemia                  4417  Lecar                    15 06.82     -28 03.3  12.6  15.7   67  282   56   68  -0.435
04/14  14:47     1234  Elyna                   44443  1998 UY19                13 28.52     -22 21.8  15.6  16.0  545  285   59  101  -0.357
04/14  18:51      635  Vundtia                  5109  Robertmiller             13 39.42     -04 04.5  13.9  16.0  210  186   78  109  -0.339
04/15  02:38      877  Walkure                  2384  Schulhof                 10 36.47     +13 59.0  15.5  15.8   50  281   96  162  -0.303
04/15  05:43      375  Ursula                    824  Anastasia                09 11.34     +18 12.5  13.4  15.6  885  301  101  174  -0.290
04/15  10:31       20  Massalia                 2382  Nonie                    18 09.00     -22 46.9  11.4  15.8  365  293   68   51  -0.269
04/15  16:46      511  Davida                    800  Kressmannia              21 09.53     -19 29.8  13.0  15.4  584  334   77   12  -0.242
04/16  10:24      859  Bouzareah                1862  Apollo                   13 15.96     -02 38.9  14.7  15.1  636  194   79  139  -0.173
04/16  16:44       61  Danae                    1181  Lilith                   10 34.77     +00 40.7  13.3  15.9  514  136   82  168  -0.150
04/16  16:48     1030  Vitja                    5924  Teruo                    13 51.60     -03 15.0  14.1  15.7  301  310   79  134  -0.150
04/17  16:51   503871  2000 SL                  1351  Uzbekistania             13 32.83     -14 12.4  14.8  14.7  150   95   67  148  -0.076
04/18  13:26       85  Io                       1199  Geldonia                 09 06.48     +05 33.6  13.4  15.5  717   41   89  129  -0.032
04/18  23:56     8861  Jenskandler             18871  Grauer                   14 01.78     -14 55.1  15.4  15.8  374  287   67  159  -0.016
04/19  13:36      303  Josephina                1655  Comas Sola               07 31.95     +25 42.4  14.8  16.0  828  343  112   89  -0.004
04/19  18:34     1862  Apollo                  13374  1998 VT10                13 04.03     -02 11.2  15.1  15.8  831  192   79  171  -0.001
04/19  19:13      126  Velleda                   439  Ohio                     13 06.39     -06 58.0  12.8  14.5  466  131   74  173  -0.001
04/19  20:28      760  Massinga                 1098  Hakone                   10 24.41     +01 36.7  12.0  15.3  491   43   83  131   0.000
04/19  21:05    96487  1998 JU1                 1924  Horus                    13 10.06     -10 29.6  15.7  16.0  354  283   71  173   0.000
04/19  21:08      589  Croatia                  1929  Kollaa                   13 57.91     -03 19.2  13.8  15.3  540  319   79  172   0.000
04/20  03:47      172  Baucis                    588  Achilles                 05 10.42     +29 45.8  14.1  15.7  169  179  121   50   0.000
04/20  06:26     1204  Renzia                   5144  Achates                  21 54.83     -14 26.1  15.8  16.0  423  343   83   65   0.000
04/21  19:20      441  Bathilde                 3738  Ots                      17 05.35     -24 47.0  13.6  15.6   99   26   64  154   0.033
04/22  00:26      953  Painleva                 1533  Saimaa                   11 31.91     +10 20.9  14.8  15.5   26  130   91  114   0.041
04/22  02:24      189  Phthia                    153  Hilda                    18 30.34     -17 53.6  13.8  13.5  722  170   74  138   0.045
04/23  00:15      811  Nauheima                  291  Alice                    19 35.32     -19 17.9  15.9  16.0  651  147   75  135   0.093
04/23  15:17      856  Backlunda                1069  Planckia                 19 15.49     -10 00.0  14.9  15.1  357    7   83  143   0.134
04/24  02:45      720  Bohlinia               134340  Pluto                    20 11.01     -22 23.8  15.2  15.2  625  172   73  142   0.168
04/24  19:43     1738  Oosterhoff               1295  Deflotte                 13 54.88     -09 48.8  15.1  15.6  161  174   72  120   0.225
04/25  01:00       18  Melpomene                 382  Dodona                   22 54.77     -05 14.6  11.1  15.0  360  354   94  110   0.243
04/25  06:53       18  Melpomene                 542  Susanna                  22 55.29     -05 12.1  11.1  14.9  737  161   94  113   0.264
04/25  10:45      393  Lampetia                  676  Melitta                  18 51.16     -08 22.7  12.0  14.7  561  136   84  160   0.278
04/25  13:47      662  Newtonia                 1085  Amaryllis                21 49.80     -11 58.9  14.8  15.9  853  342   86  134   0.289
04/25  18:54     1035  Amata                    1406  Komppa                   14 33.06     -33 23.2  15.1  15.8  506  265   50  124   0.308
04/25  22:21     4340  Dence                     547  Praxedis                 17 29.80     -04 51.4  15.3  15.1   64   78   84  148   0.321
04/25  23:48      138  Tolosa                   1862  Apollo                   12 38.21     -00 54.6  12.6  15.1   72    9   80   84   0.327
04/26  03:03     5073  Junttura                 2856  Roser                    14 10.88     -18 21.2  15.2  15.4  671  165   64  111   0.339
04/26  07:20      730  Athanasia                1910  Mikhailov                15 32.82     -11 53.8  15.4  16.0  539  102   73  124   0.355
04/26  11:57      103  Hera                     1590  Tsiolkovskaja            20 07.25     -16 17.5  12.6  15.4  788  150   79  167   0.373
04/26  20:22     5852  Nanette                  2995  Taratuta                 15 27.57     +01 31.0  15.1  15.9  397  101   86  111   0.406
04/27  03:42     6094  Hisako                   1821  Aconcagua                13 41.00     -14 40.2  15.7  15.7  530  300   67   90   0.435
04/27  22:22      398  Admete                   4417  Lecar                    14 53.97     -28 23.6  15.1  15.4  687  100   55  102   0.508
04/28  15:53        7  Iris                    14812  Rosario                  14 24.06     -20 01.6   9.6  16.0  704  108   63   84   0.577
04/29  09:21      356  Liguria                  1349  Bechuana                 18 51.88     -32 50.7  14.2  15.0  589  334   60  136   0.644
04/29  22:49      359  Georgia                   782  Montefiore               08 05.55     +25 30.6  15.2  15.8  517  185  111   34   0.695