Asteroid-Asteroid Appulses - 2023 September


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  
-----------------------------------------------------------------------------------------------------------------------------------------------
09/01  01:48     9873  Freundlich              16402  Olgapopova               22 22.48     -25 40.8  15.0  15.5  208   51   73   27  -0.982
09/01  08:25     1136  Mercedes                 3833  Calingasta               19 51.64     -05 34.0  14.1  15.6  753   49   89   60  -0.973
09/02  06:29      889  Erynia                    296  Phaetusa                 20 15.80     -20 42.4  14.7  15.2  461  120   75   69  -0.927
09/02  16:10      250  Bettina                   292  Ludovica                 15 55.02     -31 23.1  13.9  14.9  299  202   54  132  -0.900
09/02  19:32      684  Hildburg                 2357  Phereclos                23 01.45     -05 08.5  13.8  16.0  529  181   94   34  -0.890
09/03  03:41      424  Gratia                   1627  Ivar                     15 34.66     -15 42.6  15.5  14.7  495   26   69  148  -0.864
09/03  11:17      118  Peitho                    422  Berolina                 07 17.94     +26 04.1  13.6  15.7  889  351  113   80  -0.838
09/03  17:29      149  Medusa                    815  Coppelia                 05 00.38     +21 47.0  14.8  16.0  311  204  114   45  -0.816
09/04  02:13       18  Melpomene                 559  Nanon                    03 04.95     +05 26.7   9.4  14.6  765  194  102   15  -0.783
09/05  02:38     8356  Wadhwa                   3239  Meizhou                  23 42.07     -09 27.1  14.8  15.3  886  235   90   59  -0.684
09/05  15:45     1216  Askania                  1676  Kariba                   23 51.79     -12 18.3  14.6  15.2  563  245   87   66  -0.628
09/05  23:32      797  Montana                  1066  Lobelia                  02 17.38     +17 47.8  15.0  15.3  570  129  115   24  -0.595
09/06  08:01      336  Lacadiera                1627  Ivar                     15 46.76     -16 52.1  14.2  14.7   15   32   69  170  -0.558
09/07  04:58      213  Lilaea                   3662  Dezhnev                  22 15.36     -17 30.3  12.3  14.9  162   67   81  109  -0.469
09/07  05:42      472  Roma                     3062  Wren                     22 23.88     -23 24.2  12.4  15.0  767  286   75  109  -0.466
09/08  07:17      403  Cyane                    3833  Calingasta               20 01.11     -08 41.6  14.1  15.7  329   42   86  147  -0.361
09/08  08:58     1930  Lucifer                  9021  Fagus                    00 43.13     +21 46.7  15.3  15.8  874  252  121   73  -0.355
09/08  11:12      715  Transvaalia            271480  2004 FX31                02 31.46     +05 27.7  14.4  15.9  250  221  102   58  -0.346
09/08  23:43     1137  Raissa                  48010  2001 BD70                22 29.35     -17 48.5  13.3  15.7  422  244   81  127  -0.299
09/09  11:37       15  Eunomia                   856  Backlunda                18 34.06     -21 31.1  10.0  15.1  311   71   70  170  -0.256
09/11  12:47   458732  2011 MD5                  256  Walpurga                 00 21.80     +03 11.3  14.2  14.6  240   16  102  124  -0.108
09/11  16:00      381  Myrrha                  10017  Jaotsungi                23 50.70     -15 25.0  13.0  15.7  687   43   84  140  -0.100
09/13  22:48       11  Parthenope                 76  Freia                    17 07.34     -21 02.7  11.3  14.8  637   14   67   99  -0.011
09/14  02:07      569  Misa                      972  Cohnia                   07 39.50     +22 03.3  15.0  15.3  882    1  108   47  -0.008
09/14  11:37       19  Fortuna                  1627  Ivar                     16 18.83     -20 05.9  12.7  14.7  456   25   66   81  -0.003
09/14  18:56     2326  Tololo                    946  Poesia                   22 27.77     -11 51.3  14.8  15.6  559  266   87  166   0.000
09/15  00:44      481  Emita                     269  Justitia                 04 07.69     +14 44.9  13.1  15.0   69  319  109  109   0.001
09/15  06:59      255  Oppavia                  1242  Zambesia                 17 20.48     -33 16.3  15.8  16.0  454   22   56   88   0.001
09/15  07:12     1237  Genevieve                6979  Shigefumi                20 34.89     -33 14.7  14.9  15.7  818  277   63  127   0.001
09/15  23:47      409  Aspasia                   541  Deborah                  03 43.75     +25 19.1  12.6  15.3  721  251  120  123   0.009
09/16  06:48       28  Bellona                 14425  Fujimimachi              01 09.40     -03 00.2  11.7  15.7  689  228   96  169   0.015
09/16  07:15      774  Armor                     937  Bethgea                  17 12.42     -19 51.4  14.0  15.4  527    6   69   72   0.015
09/16  09:30    28637  2000 FB48               10824  1993 SW3                 23 34.43     -16 32.0  15.4  15.7  411   66   82  157   0.017
09/16  23:32      428  Monachia                 3972  Richard                  00 56.17     +02 43.1  14.1  15.6  706   72  101  178   0.035
09/17  03:18     1408  Trusanda                 4116  Elachi                   00 18.55     +06 38.5  15.4  15.9   98  101  106  169   0.041
09/17  19:21      133  Cyrene                   1150  Achaia                   22 07.99     -07 40.3  12.6  14.1  277   47   90  126   0.071
09/18  03:39      241  Germania                  882  Swetlana                 03 40.67     +25 05.0  12.8  14.8  561  357  120  150   0.089
09/18  09:38    16402  Olgapopova               3772  Piaf                     22 08.56     -25 26.6  15.9  15.9  294  264   73  112   0.104
09/18  18:01      192  Nausikaa                  451  Patientia                08 34.47     +23 35.4  12.4  12.7  666  227  108   92   0.126
09/20  05:39      932  Hooveria                12693  1989 EZ                  22 28.84     -17 22.6  13.4  15.7  572  147   81   97   0.242
09/21  09:02       55  Pandora                   321  Florentina               23 57.93     -03 07.4  10.6  13.9  590  237   96  108   0.350
09/21  12:11      163  Erigone                   903  Nealley                  22 23.43     -10 32.1  13.3  14.9  452  179   88   82   0.363
09/22  05:02     1423  Jose                     3308  Ferreri                  00 00.28     -04 23.9  14.4  15.7  729   73   95   97   0.437
09/22  18:25     1278  Kenya                   26853  1992 UQ2                 03 00.12     -02 00.6  13.5  15.8  584  248   94  128   0.498
09/23  19:47       14  Irene                    3921  Klement'ev               01 09.67     -06 51.7  11.0  14.6  731   55   92   89   0.616
09/24  00:22     2687  Tortali                 88885  2001 SD283               00 26.18     -11 45.5  15.0  16.0   48  247   87   74   0.637
09/24  17:14      189  Phthia                     34  Circe                    18 03.67     -17 45.8  14.2  14.2  250  179   73   28   0.712
09/24  18:02     3628  Boznemcova               3736  Rokoske                  20 19.45     -18 26.5  15.6  15.9  398    1   77    9   0.716
09/25  08:28      239  Adrastea                  872  Holda                    05 40.70     +17 09.2  15.0  15.6  485  182  108  138   0.777
09/25  09:51      409  Aspasia                   195  Eurykleia                03 45.03     +25 11.9  12.5  14.1  305  268  120  114   0.783
09/25  14:40      882  Swetlana                  541  Deborah                  03 43.87     +25 22.8  14.7  15.2   78  358  120  111   0.802
09/26  08:21      118  Peitho                    588  Achilles                 08 07.89     +25 13.9  13.5  15.6  656  181  110  159   0.867
09/26  11:17       60  Echo                      263  Dresda                   23 49.69     +00 14.8  11.5  13.8   25  313   99   36   0.877
09/27  07:48      161  Athor                    1366  Piccolo                  16 24.80     -29 47.6  13.8  15.6  381    5   57   85   0.937
09/27  08:30       51  Nemausa                  8356  Wadhwa                   23 06.07     -04 46.8  11.2  14.8  176  242   94   12   0.938
09/27  17:01      739  Mandeville                296  Phaetusa                 20 19.78     -20 58.3  13.9  15.8  489  319   75   38   0.957
09/28  11:22      195  Eurykleia                 882  Swetlana                 03 44.53     +25 21.5  14.1  14.6  192   34  120   68   0.987
09/29  10:35      195  Eurykleia                 541  Deborah                  03 44.44     +25 24.4  14.1  15.1  696  274  120   54  -0.999
09/29  14:45       54  Alexandra                 759  Vinifera                 19 48.12     -18 58.6  11.9  14.3  573   79   75   74  -0.998
09/29  16:52     1227  Geranium                 1425  Tuorla                   00 03.20     +01 30.3  14.6  15.2   33   75  101    9  -0.998
09/29  19:21      534  Nassovia                 9873  Freundlich               21 44.71     -17 49.9  14.5  15.7  104   77   80   49  -0.996