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  • MPEC 2023-S174 : 2023 BB2

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    M.P.E.C. 2023-S174                           Issued 2023 September 23, 14:08 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  They are published
        on behalf of Division F of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    			  
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2023 BB2                                 
    
    
                               Revision to MPEC 2023-B99                            
    
    Additional Observations:
         K23B02B  C2019 10 07.58702704 00 21.390-03 07 36.18         22.00GVES174F51
         K23B02B  C2019 10 07.59843004 00 20.702-03 07 45.75         23.57GVES174F51
         K23B02B  C2019 10 07.60983304 00 20.066-03 07 55.83         22.99GVES174F51
         K23B02B  C2019 10 24.49093503 36 29.417-06 59 11.01         23.38GVES174F51
         K23B02B  C2019 10 24.52911903 36 24.977-06 59 38.20         23.35GVES174F51
         K23B02B  C2019 10 25.50103603 34 35.370-07 11 07.01         22.83GVES174F51
         K23B02B  C2019 10 25.52642403 34 32.354-07 11 24.48         23.35GVES174F51
         K23B02B  C2019 11 28.32023102 28 02.125-08 49 24.66         23.25GVES174F51
         K23B02B  C2019 11 28.33383602 28 00.888-08 49 19.61         23.17GVES174F51
         K23B02B 0C2023 09 17.48562803 17 59.465-05 43 41.32         23.66GVES174T12
         K23B02B 0C2023 09 17.49439203 17 59.090-05 43 51.15         23.66GVES174T12
         K23B02B 0C2023 09 17.50370103 17 58.697-05 44 01.40         23.77GVES174T12
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
        Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M.
        Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien +
        CCD.
    T12 University of Hawaii 88-inch telescope, Maunakea.  Observer D. Hung.
        Measurer D. J. Tholen.  2.24-m f/10.1 reflector + 2112 x 2112 pixels
        STA1600 10k CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    191007 F51  5.7+  2.8+    230917 T12  0.2+  0.1+    MPO750185   +0.00 days
    
    Orbital elements:
    2023 BB2                                                 Earth MOID = 0.0220 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 103.95835              (2000.0)            P               Q                  
    n   0.72860015     Peri.  109.01789     -0.57840318     +0.80206710             
    a   1.2231411      Node   124.73680     -0.79986339     -0.52180227             
    e   0.3407764      Incl.   10.43134     -0.16021333     -0.29053529             
    P   1.35           H   22.18          G   0.15           U   1                  
    Residuals in seconds of arc
    191007 F51  0.1-  0.0     230128 D29  0.1+  0.1+    230210 B88  0.1+  0.1-
    191007 F51  0.2-  0.3+    230129 D29  0.1+  0.2-    230210 G96  0.1-  0.0
    191007 F51  0.4+  0.0     230129 D29  0.3-  0.0     230210 G96  0.0   0.0
    191024 F51  0.1-  0.1-    230129 D29  0.2-  0.1-    230210 G96  0.0   0.0
    191024 F51  0.2+  0.1+    230130 D29  1.0-  0.5+    230210 G96  0.1-  0.0
    191025 F51  0.2-  0.2-    230130 D29  0.1+  0.1+    230211 703  0.2+  0.9-
    191025 F51  0.0   0.0     230130 D29  0.6+  0.1-    230211 703  0.2-  0.8+
    191128 F51  0.2-  0.0     230131 703  1.8+  0.5-    230211 703  1.3+  0.4+
    191128 F51  0.2+  0.0     230131 703  0.6-  0.2+    230212 B88  0.1+  0.0
    230122 F52  0.0   0.1-    230131 703  1.0-  0.1+    230212 B88  0.1+  0.1+
    230122 F52  0.1-  0.0     230131 703  1.0-  0.5-    230212 B88  0.0   0.1+
    230122 F52  0.0   0.1+    230131 D29  0.1-  0.3-    230213 B88  0.1+  0.1+
    230122 F52  0.1-  0.0     230131 D29  0.1+  0.5-    230213 B88  0.1+  0.1+
    230122 F52  0.0   0.0     230131 D29  0.3+  0.1-    230213 B88  0.1+  0.0
    230124 L01  0.2-  0.1+    230201 B88  0.2+  0.1+    230214 B88  0.1-  0.0
    230124 L01  0.1-  0.0     230201 B88  0.1-  0.1+    230214 B88  0.3+  0.0
    230124 L01  0.1-  0.2+    230201 B88  0.4+  0.3+    230214 B88  0.1-  0.2+
    230124 L01  0.2-  0.1-    230202 B88  0.5-  0.0     230214 G01  0.1-  0.9-
    230124 L01  0.2-  0.3-    230202 B88  0.1-  0.0     230214 G01  0.1+  0.9-
    230124 654  0.1+  0.2+    230202 B88  0.2+  0.0     230215 B88  0.2+  0.0
    230124 654  0.0   0.1-    230202 I52  0.2-  0.1+    230215 B88  0.2+  0.1+
    230124 654  0.1-  0.1-    230202 I52  0.0   0.0     230215 B88  0.1+  0.0
    230124 I93  0.3+  0.0     230202 I52  0.2-  0.2-    230216 B72  0.2+  0.0
    230124 I93  0.4-  0.1-    230202 I52  0.0   0.1+    230216 B72  0.2-  0.2-
    230124 I93  0.6-  0.1+    230203 B88  0.0   0.0     230216 B72  0.2-  0.2-
    230124 C95  0.1-  0.6+    230203 B88  0.0   0.0     230216 B88  0.0   0.1+
    230125 C95  0.5-  0.1-    230203 B88  0.1+  0.0     230216 B88  0.0   0.0
    230125 C95  0.1+  0.6+    230207 G01  1.0-  1.1+    230216 B88  0.1-  0.0
    230127 I52  0.0   0.3+    230207 G01  1.3+  0.9+    230217 G01  1.2-  0.7-
    230127 I52  0.3-  0.2-    230208 G01  1.8-  0.5-    230217 G01  0.7-  0.1+
    230127 I52  0.2-  0.3-    230208 G01  0.4+  0.6+    230217 G01  0.4-  0.3+
    230128 703  0.3+  0.4-    230208 G01  1.0+  0.8+    230221 A17  0.1-  0.0
    230128 703  0.3+  0.5+    230209 G01  1.1+  0.3-    230221 A17  0.1-  0.2-
    230128 703  0.2-  1.4-    230209 G01  0.9-  1.7-    230221 A17  0.1-  0.2+
    230128 H36  0.7+  0.4+    230209 G01  0.2-  0.3+    230221 B72  0.3-  0.1-
    230128 H36  0.1+  0.1-    230209 K19  0.3+  0.1+    230221 B72  0.3-  0.0
    230128 703  1.2-  0.4-    230209 K19  0.1-  0.1+    230221 B72  0.4-  0.2-
    230128 H36  0.2+  0.5+    230209 K19  0.7-  0.2+    230227 A17  0.1+  0.2+
    230128 I52  0.0   0.0     230210 K87  0.2+  0.2+    230227 A17  0.3-  0.3-
    230128 I52  0.5+  0.5-    230210 K87  0.4+  0.7+    230227 A17  0.1+  0.2-
    230128 I52  0.4-  0.2-    230210 K87  0.7+  0.1+    230227 A17 (0.8+  1.3+)
    230128 I52  0.1+  0.2-    230210 B88  0.2+  0.0     230915 T12  0.0   0.0
    230128 D29  0.1+  0.1+    230210 B88  0.0   0.1+    230915 T12  0.0   0.1+
    230128 D29  0.2+  0.1-    230210 I93  0.0   0.1-    230917 T12  0.0   0.0
    230128 D29  0.1+  0.5+    230210 I93  0.1-  0.0     230917 T12  0.0   0.0
    230128 D29  0.5+  0.5-    230210 I93  0.0   0.1+    230917 T12  0.0   0.1+
    
    Ephemeris:
    2023 BB2                 a,e,i = 1.22, 0.34, 10                  q = 0.8063
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 08 24    03 15 19.4 +00 43 21   0.6964  1.3516   103.1    46.8    23.8
    ...
    2023 09 08    03 21 03.4 -02 56 06   0.6483  1.4163   115.9    39.8    23.6
    ...
    2023 09 16    03 18 50.7 -05 16 14   0.6244  1.4477   123.6    35.4    23.4
    ...
    2023 09 22    03 14 28.1 -07 08 18   0.6092  1.4697   129.7    31.7    23.3
    2023 09 23    03 13 30.4 -07 27 16   0.6070  1.4732   130.7    31.1    23.3
    2023 09 24    03 12 28.8 -07 46 16   0.6049  1.4767   131.7    30.5    23.2
    ...
    2023 09 30    03 04 58.1 -09 39 36   0.5948  1.4969   137.9    26.7    23.1
    ...
    2023 10 08    02 51 37.0 -12 01 31   0.5892  1.5219   145.5    21.9    23.0
    ...
    2023 10 23    02 20 01.3 -15 11 03   0.6104  1.5623   152.5    17.1    23.0
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-S174
    


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