Asteroid-Asteroid Appulses - 2018 July


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  
-----------------------------------------------------------------------------------------------------------------------------------------------
07/01  17:06      596  Scheila                  1236  Thais                    00 48.09     -12 12.3  14.4  15.6  185  335   87   50  -0.891
07/02  17:25       40  Harmonia                  278  Paulina                  03 09.96     +14 24.0  11.8  15.5  252  348  110   79  -0.825
07/02  19:56     2243  Lonnrot                  2543  Machado                  14 44.92     -24 21.6  15.8  15.7  406  159   59  105  -0.817
07/02  22:33      739  Mandeville               3915  Fukushima                17 32.82     +00 51.4  12.5  15.7  576   85   90   73  -0.809
07/03  08:52      894  Erda                     4509  Gorbatskij               23 48.02     +07 09.5  14.8  15.8  152  163  106   25  -0.776
07/03  13:46       88  Thisbe                     52  Europa                   20 09.31     -17 35.3  10.1  11.4  496  260   78   40  -0.759
07/05  03:55      548  Kressida                  278  Paulina                  03 12.85     +14 39.0  15.7  15.5  126  348  110   50  -0.616
07/05  05:14       79  Eurynome                  345  Tercidina                12 29.49     -03 00.4  13.4  13.6  481  180   78  171  -0.611
07/05  15:57      305  Gordonia                 6526  Matogawa                 18 49.33     -17 00.5  14.0  14.8   98  290   75   84  -0.567
07/06  12:48     3181  Ahnert                   6189  Volk                     17 37.14     -17 48.8  15.5  15.9  110  283   72  113  -0.478
07/06  13:08       38  Leda                      101  Helena                   02 56.98     +23 02.9  13.7  13.2  467  289  119   33  -0.476
07/06  19:23     9805  1997 NZ                 37423  2001 XV251               18 44.64     -23 56.3  14.6  16.0  216  259   68  100  -0.449
07/06  22:13      539  Pamina                    944  Hidalgo                  03 04.81     +22 48.3  14.8  15.7  201  251  119   30  -0.437
07/07  02:48     3385  Bronnina                16698  1995 CX                  17 48.22     -11 02.7  14.9  15.9  237   96   79  118  -0.417
07/07  08:31      113  Amalthea                 2354  Lavrov                   16 58.43     -17 40.9  11.7  16.0  587  259   70  132  -0.392
07/07  12:38      269  Justitia                 1938  Lausanna                 22 22.62     -06 26.6  13.0  15.7  385  194   92   55  -0.374
07/08  02:59      447  Valentine                 508  Princetonia              02 55.82     +13 38.7  14.7  14.5  556  190  110    8  -0.312
07/09  15:25       40  Harmonia                  548  Kressida                 03 22.73     +15 12.6  11.8  15.7  154  348  111    7  -0.167
07/10  02:04      611  Valeria                  3894  Williamcooke             19 11.66     -03 14.1  14.1  15.2  351  113   90  135  -0.130
07/10  21:06     1627  Ivar                      747  Winchester               14 51.20     +04 26.6  12.3  14.3  240   48   88  140  -0.073
07/11  07:41     1143  Odysseus                10426  Charlierouse             19 18.74     -18 39.1  15.2  15.7  579  320   75  155  -0.047
07/11  18:18      966  Muschi                  25916  2001 CP44                16 32.59     -27 32.2  13.5  13.1  274   75   60  159  -0.027
07/12  17:49      318  Magdalena                 601  Nerthus                  01 52.20     +06 04.7  15.3  15.2  421  211  104   77  -0.001
07/13  01:37     2691  Sersic                   2901  Bagehot                  19 36.76     -25 00.4  15.2  15.5   78  223   69  175   0.000
07/13  11:12      584  Semiramis                 476  Hedwig                   02 04.06     +23 55.0  12.5  13.9  346  157  122   79   0.002
07/14  15:24      192  Nausikaa                  362  Havnia                   16 38.43     -32 28.6  11.0  13.2   68   59   55  119   0.036
07/14  20:23     1455  Mitchella              122258  2000 OD44                19 52.84     -17 16.1  14.9  15.5  582  102   77  160   0.046
07/15  06:00     1047  Geisha                    567  Eleutheria               02 21.29     +08 03.9  15.8  15.4  326  163  105  107   0.069
07/15  18:43      374  Burgundia                1277  Dolores                  23 48.13     +09 04.9  13.6  14.9  465  315  108  148   0.105
07/16  02:34     2037  Tripaxeptalis            1549  Mikko                    22 02.73     -19 01.2  15.9  15.8  435  112   79  170   0.131
07/16  20:39     4246  Telemann                 3904  Honda                    20 04.49     -27 12.1  14.9  15.2  198   69   68  131   0.196
07/17  08:49     2968  Iliya                    4202  Minitti                  19 36.94     -13 14.3  15.3  15.4  135  270   81  119   0.245
07/17  11:37      192  Nausikaa                25916  2001 CP44                16 36.96     -32 15.7  11.1  13.2  170   71   55   78   0.257
07/17  14:55      362  Havnia                  25916  2001 CP44                16 37.29     -32 21.4  13.3  13.2   16   72   55   76   0.271
07/17  19:10    12470  Pinotti                  1896  Beer                     20 06.30     -16 11.7  14.9  15.7  318  232   79  120   0.289
07/18  09:39    17274  2000 LC16                2312  Duboshin                 19 27.27     -27 09.7  14.9  15.9  163  131   67  102   0.352
07/18  13:03      596  Scheila                  1567  Alikoski                 00 58.05     -12 32.2  14.2  15.5   23  207   86  167   0.367
07/19  13:00      367  Amicitia                  341  California               11 01.93     +08 39.8  15.3  15.9  262  197   90   40   0.474
07/19  16:30        6  Hebe                     1628  Strobel                  04 14.11     +09 05.1  10.1  15.9  397  163  103  142   0.489
07/19  16:49      714  Ulula                     901  Brunsia                  04 05.48     +22 51.0  14.4  15.8  194  328  117  141   0.491
07/19  20:04      776  Berbericia                404  Arsinoe                  04 36.10     +14 51.0  12.8  15.1  466  153  108  138   0.505
07/20  03:22     1148  Rarahu                   3115  Baily                    19 27.21     -12 41.1  13.9  15.0  332   67   81   80   0.537
07/20  22:36     1117  Reginita                  723  Hammonia                 15 52.71     -13 47.6  14.5  15.2   38  208   72   17   0.619
07/21  02:07     7375  1980 PZ                  7459  Gilbertofranco           19 37.76     -31 17.9  15.5  15.7  428   76   63   69   0.633
07/21  02:49     1052  Belgica                 44544  1999 AO23                19 35.34     -23 51.9  14.5  15.9  188  269   70   68   0.636
07/21  11:56     3229  Solnhofen               17274  2000 LC16                19 29.35     -25 59.7  14.7  14.8  354  147   68   62   0.673
07/21  20:53      240  Vanadis                  4159  Freeman                  16 40.72     -20 47.1  14.1  15.5  197  268   67   19   0.707
07/22  13:59     3677  Magnusson               10050  Rayman                   21 22.87     -05 55.1  15.3  15.8  196   84   91   79   0.769
07/23  11:30      583  Klotilde                 1930  Lucifer                  00 28.41     +13 13.8  15.1  15.8  498  108  112  118   0.838
07/23  15:48      248  Lameia                   2056  Nancy                    00 52.50     +10 48.6  14.8  15.8  405  160  110  121   0.850
07/24  10:59      517  Edith                   12008  Kandrup                  13 58.69     -14 39.9  15.8  15.3  225  156   68   52   0.901
07/24  11:11   216689  2004 HM1                 9711  Zeletava                 20 26.50     -09 47.9  15.3  15.9  166  191   86   42   0.901
07/24  11:59      294  Felicia                  4262  DeVorkin                 19 02.43     -18 21.1  13.5  14.3  583   90   74   20   0.903
07/24  12:17      762  Pulcova                  1351  Uzbekistania             16 13.52     -32 55.2  13.8  15.5  112  108   54   23   0.904
07/24  12:24     2277  Moreau                   3003  Koncek                   18 10.61     -22 48.4  15.9  15.9   94   95   68    8   0.904
07/24  14:02       28  Bellona                  3906  Chao                     23 18.90     -06 49.2  12.2  15.0  131   66   92   82   0.908
07/24  14:55     7938  1990 SL2                 7375  1980 PZ                  19 34.61     -30 56.7  15.4  15.5  546  261   63   27   0.910
07/25  01:19     4894  Ask                      1330  Spiridonia               22 27.86     -04 44.9  15.2  15.3  172  109   94   65   0.932
07/25  06:01     1149  Volga                    2061  Anza                     23 00.32     +10 44.4  15.0  15.9   51  332  110   76   0.941
07/25  15:27     3229  Solnhofen                2901  Bagehot                  19 24.84     -25 37.0  14.8  15.8  581   70   68   12   0.958
07/25  15:49      409  Aspasia                  1436  Salonta                  21 31.53     +03 42.6  11.2  14.9  213  137  101   49   0.958
07/27  10:29     1118  Hanskya                  1790  Volkov                   19 47.09     -29 06.6  14.2  15.5  113  132   65   11   0.999
07/27  10:43     1659  Punkaharju               5793  Ringuelet                20 26.65     -36 37.3  13.1  15.3  251   72   59   18   0.999
07/27  19:34      408  Fama                    17264  2000 JM66                20 29.64     -17 03.7  13.6  15.8  275  260   79    2   1.000
07/28  12:58     1987  Kaplan                  31478  1999 CJ45                20 12.58     -31 03.3  13.4  15.9  186   61   64   18  -0.994
07/29  15:29     1022  Olympiada                 811  Nauheima                 18 32.23     -21 21.7  13.8  14.8   16   91   70   49  -0.969
07/30  05:45     1659  Punkaharju                911  Agamemnon                20 23.16     -36 29.6  13.1  15.1  122   22   59   36  -0.947
07/30  10:42      817  Annika                   1143  Odysseus                 19 09.07     -18 52.9  14.6  15.4  300  138   74   50  -0.938
07/30  13:18      792  Metcalfia                4159  Freeman                  16 38.46     -21 27.8  15.2  15.7  293  102   66   86  -0.933
07/30  13:49     7938  1990 SL2                 7459  Gilbertofranco           19 29.39     -31 25.2  15.5  15.9  176   87   63   48  -0.931