Asteroid-Asteroid Appulses - 2015 December


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  
-----------------------------------------------------------------------------------------------------------------------------------------------
12/01  11:33       16  Psyche                   3405  Daiwensai                05 12.76     +18 15.7   9.5  15.9  884  103  110   60  -0.673
12/01  18:45     1078  Mentha                   3963  Paradzhanov              06 15.64     +20 38.4  14.3  16.0  394  103  110   49  -0.645
12/01  19:57     1146  Biarmia                  1642  Hill                     23 25.78     +04 11.9  15.1  15.8   30  238  103  149  -0.640
12/02  06:58      321  Florentina                548  Kressida                 11 43.67     +04 14.8  15.6  15.8  576   11   85   27  -0.597
12/02  07:27      243  Ida                      5471  Tunguska                 03 50.57     +21 53.4  13.7  15.9  308  247  116   89  -0.595
12/02  11:13      429  Lotis                    7055  1989 KB                  04 31.92     +13 48.5  12.7  15.8  790  247  107   82  -0.580
12/03  09:28      481  Emita                     753  Tiflis                   12 23.67     +07 21.2  14.3  15.2  717   23   88   23  -0.491
12/03  09:54       86  Semele                    503  Evelyn                   12 55.15     -01 14.8  15.1  14.3  335  203   80   32  -0.489
12/03  18:01     1537  Transylvania             3639  Weidenschilling          03 58.21     +18 41.1  15.1  15.6  771    7  113  105  -0.457
12/04  03:59      118  Peitho                   3682  Welther                  03 47.81     +24 38.5  11.3  14.0   46   74  119  111  -0.418
12/04  08:13      361  Bononia                   232  Russia                   23 20.26     -08 21.3  14.6  15.7  231  201   91  173  -0.402
12/04  09:09      953  Painleva                 1117  Reginita                 23 31.92     -07 24.3  14.9  15.7  657  185   92  175  -0.398
12/05  00:15      723  Hammonia                 2686  Linda Susan              05 24.79     +15 36.9  13.9  15.8  432   87  107   99  -0.341
12/06  03:05     1576  Fabiola                  6384  Kervin                   05 05.81     +21 20.5  14.5  15.3  350   57  113  117  -0.246
12/06  12:10     2294  Andronikov               3396  Muazzez                  04 23.07     +28 15.4  15.0  15.3  448  113  122  129  -0.216
12/06  17:03     3958  Komendantov               642  Clara                    23 54.84     +01 29.2  15.7  15.7  635  153  101  158  -0.200
12/07  02:45      523  Ada                      4323  Hortulus                 04 22.04     +22 51.5  12.9  15.2  215  325  116  138  -0.170
12/07  10:20      936  Kunigunde               23482  1991 LV                  02 49.00     +15 44.6  15.2  15.9  815  262  112  165  -0.148
12/08  16:33      212  Medea                    1016  Anitra                   01 05.18     +12 58.0  13.1  14.9  447  311  112  154  -0.073
12/10  01:08      238  Hypatia                   872  Holda                    12 10.38     -05 03.3  14.1  15.2  504  211   76   58  -0.020
12/10  10:42    33342  1998 WT24                1828  Kashirina                04 38.99     +01 33.2  11.3  15.4  426    8   95  164  -0.010
12/10  11:01      173  Ino                       548  Kressida                 11 55.28     +03 35.1  13.8  15.7  492  211   85   69  -0.010
12/10  12:39   163696  2003 EB50                1214  Richilde                 00 56.94     +19 04.7  14.9  15.6  753  289  118  130  -0.009
12/10  13:53      179  Klytaemnestra            1016  Anitra                   01 05.10     +13 10.3  12.8  15.0  358  110  112  131  -0.008
12/10  23:09     2725  David Bender            14625  1998 UH31                04 25.35     +26 30.3  14.2  14.9  663   37  120  170  -0.003
12/11  11:00       16  Psyche                    409  Aspasia                  05 03.49     +18 06.6   9.4  11.2  585  285  110  177   0.002
12/11  12:55    33342  1998 WT24                2906  Caltech                  03 56.04     +03 13.0  11.3  14.5  813    9   98  155   0.002
12/11  18:39       37  Fides                     844  Leontina                 11 31.42     +05 22.2  12.1  15.8  513   15   86   92   0.003
12/12  23:49      131  Vala                     1029  La Plata                 06 25.77     +26 35.2  13.5  15.0  476  223  115  171   0.029
12/13  04:52      516  Amherstia                 545  Messalina                13 23.50     -15 15.4  12.9  15.1   35   32   66   78   0.037
12/13  04:56     1537  Transylvania             3867  Shiretoko                03 51.42     +18 04.7  15.4  15.7  831  227  113  137   0.037
12/13  21:06       57  Mnemosyne                1685  Toro                     20 38.86     -07 26.5  13.1  15.8  626  173   88   20   0.068
12/14  10:07     1651  Behrens                   474  Prudentia                09 19.94     +07 59.8  15.5  15.9  692   32   91  158   0.100
12/15  11:52       75  Eurydike                 1274  Delportia                02 09.02     +19 48.4  12.4  15.8  251  331  117   84   0.179
12/15  14:20      140  Siwa                     3578  Carestia                 07 40.06     +21 14.2  13.4  15.6  413  277  107  159   0.188
12/15  21:36     1249  Rutherfordia             3136  Anshan                   05 06.08     +22 39.7  13.7  15.7  241  302  114  119   0.215
12/15  22:36       82  Alkmene                   215  Oenone                   00 18.03     +01 53.5  13.5  14.4  309  341  101   46   0.219
12/16  06:09       55  Pandora                  4673  Bortle                   10 07.66     +20 00.5  12.7  16.0  222  311  102  169   0.248
12/16  06:12      132  Aethra                    480  Hansa                    09 26.43     -12 11.9  12.0  12.9  313  246   71  156   0.248
12/16  06:46      530  Turandot                  486  Cremona                  02 03.13     +00 39.1  14.2  15.7  321   17   98   66   0.250
12/16  08:09      179  Klytaemnestra             212  Medea                    01 06.95     +12 56.8  12.9  13.2  337  230  112   56   0.256
12/16  15:11    33342  1998 WT24                 761  Brendelia                01 09.83     +08 17.6  13.0  15.8  675  184  107   51   0.285
12/16  17:52      481  Emita                  163899  2003 SD220               12 37.83     +06 22.8  14.2  14.8  590  238   88  142   0.296
12/16  20:31       10  Hygiea                    168  Sibylla                  11 43.55     -01 45.8  11.1  14.3  519  220   79  155   0.307
12/17  01:35      261  Prymno                    534  Nassovia                 10 35.18     +11 47.2  13.3  14.8   46  193   93  175   0.329
12/17  03:05      160  Una                       582  Olympia                  12 18.88     -00 17.3  14.5  13.6  798  132   81  151   0.336
12/17  05:53      523  Ada                       220  Stephania                04 13.61     +22 09.3  13.2  14.0  165  307  116   89   0.348
12/17  12:05      852  Wladilena               27174  1999 BB2                 02 44.82     +38 50.5  13.9  15.6  127  218  135   71   0.376
12/18  05:43      366  Vincentina                418  Alemannia                13 49.37     -16 14.6  14.8  15.6  500  152   66  139   0.458
12/18  06:58      115  Thyra                    1047  Geisha                   09 07.32     +21 52.6  10.8  15.3  889  102  105  141   0.464
12/19  09:00     2839  Annette                  2104  Toronto                  03 23.87     +22 46.6  15.0  14.9  521   97  118   48   0.587
12/19  14:27     1607  Mavis                     424  Gratia                   23 02.46     -14 56.2  15.2  14.8  888  341   84   30   0.612
12/19  16:15      206  Hersilia                 1088  Mitaka                   00 04.81     -03 13.1  13.8  14.8   44  138   96   11   0.621
12/19  16:20    33342  1998 WT24                 441  Bathilde                 00 17.25     +09 11.8  14.0  13.6  304  183  108    9   0.621
12/20  03:01      846  Lipperta                 1501  Baade                    23 24.08     -03 35.8  15.4  15.9  882  317   95   27   0.670
12/21  22:08     1867  Deiphobus                1180  Rita                     06 57.88     +24 40.4  15.4  15.5   76  260  112   60   0.845
12/22  01:02      108  Hecuba                    824  Anastasia                21 16.48     -17 13.1  14.4  15.7       344   80   89   0.854
12/22  08:05    16955  1998 KU48                2686  Linda Susan              05 09.74     +14 39.4  15.4  15.9  400   68  106   29   0.877
12/22  17:23       35  Leukothea              163899  2003 SD220               13 21.20     -09 21.6  13.5  15.2  654   57   72  147   0.905
12/22  20:40      148  Gallia                    757  Portlandia               12 04.94     +07 00.8  13.2  14.8  233   69   88  122   0.914
12/22  22:32     2051  Chang                    6562  Takoyaki                 07 27.38     +19 59.9  15.5  15.7  353  251  106   53   0.919
12/23  22:17     3682  Welther                  1545  Thernoe                  03 37.88     +20 55.1  14.7  15.5  270   55  116   16   0.969
12/24  00:08     2476  Andersen                 1498  Lahti                    05 16.48     +23 27.4  15.4  15.8  772   88  115    9   0.972
12/24  04:04     1946  Walraven                 1193  Africa                   05 59.06     +37 30.1  14.7  15.8  372  307  127   24   0.977
12/24  23:36     3115  Baily                    1026  Ingrid                   05 30.52     +20 32.4  13.6  15.9  212  255  111    4   0.995
12/25  02:10      366  Vincentina               1457  Ankara                   13 56.80     -17 12.0  14.8  15.7  831  195   65  124   0.996
12/26  10:50       26  Proserpina              11424  1999 LZ24                03 22.46     +20 19.5  12.0  15.1  108  280  116   54  -0.985
12/26  18:38     2947  Kippenhahn               2387  Xi'an                    03 08.19     +20 40.5  15.5  15.9  502   50  117   61  -0.977
12/26  19:06     2500  Alascattalo              6007  Billevans                06 25.75     +32 13.4  15.3  16.0  654  230  121   21  -0.976
12/26  19:50      347  Pariana                   453  Tea                      08 45.38     +27 18.6  12.4  13.7  130  124  111   20  -0.975
12/27  03:16     1503  Kuopio                    669  Kypria                   11 31.23     -00 25.1  14.9  15.9  484   74   81   58  -0.964
12/27  17:09      976  Benjamina                1685  Toro                     21 39.53     -07 00.2  15.6  15.6  213    5   90  159  -0.939
12/28  09:04      192  Nausikaa                  784  Pickeringia              03 07.66     +29 38.3  10.2  15.2  408  194  125   80  -0.903
12/28  15:42      127  Johanna                   943  Begonia                  11 45.42     +10 57.5  13.3  14.5  625  304   92   38  -0.886
12/28  22:55     2839  Annette                  1540  Kevola                   03 21.33     +22 53.7  15.3  15.3  125  355  118   86  -0.866
12/29  01:53     6972  Helvetius                8109  Danielwilliam            07 15.68     +11 52.5  15.8  15.9   63   86   99   33  -0.857
12/29  01:56      844  Leontina                 1717  Arlon                    11 38.85     +04 27.5  15.6  15.9  865   30   86   33  -0.857
12/30  00:26     1459  Magnya                    885  Ulrike                   00 35.14     +00 20.1  15.1  15.6  696  258   99  144  -0.786
12/30  09:20      115  Thyra                     741  Botolphia                09 00.37     +21 21.5  10.5  13.9  817  120  105   27  -0.756