Asteroid-Asteroid Appulses - 2025 September

All dates and times are Universal Time
Positions are geocentric J2000 and include planetary perturbations
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 degrees 

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    Ast1     Name1                 Ast2     Name2                      RA            Dec     Mag1  Mag2  Sep  PA   SE   ME     MP  
-------------------------------------------------------------------------------------------------------------------------------------------------
09 01   12:21     2100  Ra-Shalom                3151  Talbot                   19 20.25     +06 03.34  15.0  15.9  130   90  128   44  +0.620
09 04   03:50      390  Alma                     2071  Nadezhda                 20 01.03     -18 30.29  15.1  16.0  104   10  135   26  +0.972
09 04   22:36     2001  Einstein                 4217  Engelhardt               01 07.18     +11 39.67  15.9  14.7  121  259  144   56  +0.972
09 05   10:32      261  Prymno                   1122  Neith                    03 26.99     +14 25.62  14.0  15.3  266  203  111   82  +0.988
09 05   11:55     1639  Bower                    2977  Chivilikhin              22 23.68     -06 19.26  14.5  15.4  131  305  170    6  +0.988
09 06   10:46      115  Thyra                     861  Aida                     18 57.19     -23 56.22  11.9  14.8  220  278  118   69  -0.996
09 06   10:56     6708  Bobbievaile              8369  Miyata                   23 12.95     -23 30.71  15.6  15.4  100  296  162   16  +0.997
09 06   17:16       49  Pales                    2071  Nadezhda                 20 01.28     -18 23.90  12.8  16.0   46   30  134   40  +0.997
09 06   23:57     7328  Casanova                33860  2000 HZ86                23 25.26     -11 04.31  15.6  16.0  243  124  173    8  +0.999
09 07   08:40     2735  Ellen                    5710  Silentium                22 48.20     -09 45.51  15.6  15.5    6  326  174    6  -1.000
09 10   21:24      610  Valeska                  5951  Alicemonet               23 21.41     -17 28.40  15.7  14.6  199  104  167   75  -0.687
09 10   23:31      352  Gisela                    953  Painleva                 04 28.59     +24 02.31  13.6  15.7  207  170   99   30  -0.814
09 11   20:55        6  Hebe                    50052  2000 AV63                22 20.84     -21 13.80   7.9  16.0  250   78  156  100  -0.604
09 12   08:55        4  Vesta                      46  Hestia                   15 48.62     -17 47.04   7.9  13.8   37  153   68  159  -0.518
09 12   11:03      494  Virtus                   3109  Machin                   21 00.96     -27 01.99  14.1  15.8  137   76  134  174  -0.145
09 13   09:34     4257  Ubasti                  11865  1989 SC                  23 14.86     -06 23.53  14.8  15.7  262  268  176   82  -0.604
09 14   03:03     1554  Yugoslavia               1857  Parchomenko              02 57.42     +20 52.19  14.9  15.4  241   69  125   59  -0.300
09 16   02:47     7293  Kazuyuki                14581  1998 RT4                 23 52.04     -06 38.47  15.5  15.7  156  106  174  112  -0.300
09 16   09:55      551  Ortrud                   1398  Donnera                  18 28.09     -23 42.37  15.6  15.8   97   77   99  102  -0.001
09 17   04:38     1453  Fennia                   1615  Bardwell                 01 05.43     +05 15.04  14.5  15.3  161  313  158  110  -0.164
09 18   13:41     4520  Dovzhenko               65127  2002 CG63                22 57.94     -16 34.63  14.7  15.5    7  291  161  165  -0.066
09 21   01:23      352  Gisela                    838  Seraphina                04 42.22     +24 20.70  13.4  15.1  239  202  107  115  +0.005
09 21   11:06     1809  Prometheus               3918  Brel                     23 57.41     -05 51.40  15.2  13.9   93  285  174  162  +0.014
09 23   04:03     2918  Salazar                  7666  Keyaki                   00 09.00     -01 30.92  15.9  16.0  262  113  178  143  +0.094
09 25   06:22      301  Bavaria                   423  Diotima                  03 52.50     +13 45.44  15.3  12.6   15  284  128  134  +0.552
09 28   11:17     1068  Nofretete                1632  Siebohme                 22 57.33     -01 58.83  15.5  15.0  193  113  155   43  +0.698
09 29   09:56        1  Ceres                   16009  1999 CM8                 01 00.54     -09 59.95   7.6  14.5  259  124  165   82  +0.576
09 29   13:27     3568  ASCII                    5281  Lindstrom                02 41.48     -01 50.81  15.8  15.9  195  304  147  103  +0.626