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  • MPEC 2023-S210 : 2022 SL49

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    M.P.E.C. 2023-S210                           Issued 2023 September 25, 14:07 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
    
                                    2022 SL49                                
    
    
                               Revision to MPEC 2022-T29                            
    
    Additional Observations:
         K22S49L  C2023 09 07.50831723 15 40.055+25 19 24.98         22.06GVES210F51
         K22S49L  C2023 09 11.32687723 06 03.735+23 37 12.51         22.85GVES210F51
         K22S49L  C2023 09 11.33845423 06 01.830+23 36 52.33         22.26GVES210F51
         K22S49L  C2023 09 11.35003223 05 59.898+23 36 31.76         22.48GVES210F51
         K22S49L  C2023 09 11.36165823 05 58.012+23 36 11.17         21.81GVES210F51
         K22S49L  C2023 09 13.29263023 00 52.683+22 35 34.03         22.46GVES210F52
         K22S49L  C2023 09 13.30612723 00 50.438+22 35 08.06         21.70GVES210F52
         K22S49L  C2023 09 13.31973323 00 48.147+22 34 41.45         21.63GVES210F52
         K22S49L  C2023 09 13.33330023 00 45.879+22 34 14.97         21.91GVES210F52
         K22S49L 0C2023 09 13.50197223 00 17.275+22 28 40.02         22.72GVES210T12
         K22S49L 0C2023 09 15.41568322 55 08.252+21 22 08.70         22.50GVES210T12
         K22S49L 0C2023 09 15.41804222 55 07.843+21 22 03.50         22.54GVES210T12
         K22S49L 0C2023 09 15.42106222 55 07.321+21 21 56.95         22.61GVES210T12
         K22S49L  C2023 09 18.30473722 47 15.645+19 30 54.63         21.96GVES210F51
         K22S49L  C2023 09 18.32937622 47 11.403+19 29 55.35         22.03GVES210F51
    
    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.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, 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 (or two decimals in degrees), reference and Delta-T
    230907 F51 0.03- 0.01-    230918 F51 0.03- 0.01-    MPO718219   +0.02 days
    
    Orbital elements:
    2022 SL49                                                Earth MOID = 0.0898 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 229.77903              (2000.0)            P               Q                  
    n   0.92656685     Peri.  308.24069     -0.81642788     -0.57119903             
    a   1.0420412      Node   197.45151     +0.57738486     -0.80534661             
    e   0.3888494      Incl.   16.40885     +0.00849951     -0.15858279             
    P   1.06           H   22.86          G   0.15           U   2                  
    Residuals in seconds of arc
    220922 F52  0.1-  0.0     221014 I52  0.5+  0.1+    221024 M22  0.3+  0.7-
    220922 F52  0.0   0.1+    221014 I52  0.4+  0.0     221029 807  0.3-  0.1+
    220924 G96  0.1+  0.2-    221014 I52  0.3+  0.2-    221029 807  0.4-  0.2-
    220924 G96  0.0   0.2+    221015 F51  0.0   0.2-    221029 807  0.3-  0.3-
    220924 G96  0.2-  0.0     221015 F51  0.1+  0.1-    230907 F51  0.1+  0.0
    220924 G96  0.5+  0.0     221017 D29  0.1-  0.3-    230911 F51  0.2+  0.2-
    220925 F51  0.1-  0.1+    221017 D29  0.7-  0.1-    230911 F51  0.2+  0.0
    220925 F51  0.1-  0.0     221017 D29  0.1+  0.6+    230911 F51  0.2-  0.1-
    220925 F51  0.1-  0.0     221020 F52  0.2+  0.0     230911 F51  0.2+  0.2-
    221002 F52  0.0   0.1-    221020 F52  0.2+  0.1+    230913 F52  0.2-  0.2-
    221002 F52  0.0   0.1-    221020 F52  0.1+  0.0     230913 F52  0.0   0.0
    221002 F52  0.1+  0.1+    221020 F52  0.2+  0.1+    230913 F52  0.1-  0.1-
    221002 F52  0.1-  0.0     221022 W68  0.2-  0.9-    230913 F52  0.1+  0.1-
    221002 F52  0.1+  0.0     221022 W68  0.4+  0.1-    230913 T12  0.2+  0.1-
    221002 F52  0.0   0.1-    221022 W68  0.3-  0.2-    230915 T12  0.1+  0.1-
    221003 H21  0.3+  0.1+    221022 W68  0.2+  0.5+    230915 T12  0.0   0.1-
    221003 H21  0.2+  0.0     221023 M22  0.4-  0.9+    230915 T12  0.0   0.1-
    221003 H21  0.1+  0.1+    221023 M22  0.2+  0.2+    230918 F51  0.2-  0.2-
    221014 I52  0.3+  0.0     221024 M22  0.6-  0.3+    230918 F51  0.1+  0.1+
    
    Ephemeris:
    2022 SL49                a,e,i = 1.04, 0.39, 16                  q = 0.6368
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 08 26    23 41 01.9 +28 29 03   0.4989  1.4121   135.9    29.9    23.4
    ...
    2023 09 10    23 09 28.2 +24 15 21   0.4072  1.3763   150.5    21.1    22.6
    ...
    2023 09 18    22 48 05.1 +19 43 18   0.3734  1.3521   154.7    18.5    22.3
    ...
    2023 09 24    22 31 50.0 +15 17 36   0.3568  1.3316   153.2    19.9    22.2
    2023 09 25    22 29 12.3 +14 29 08   0.3548  1.3280   152.5    20.4    22.2
    2023 09 26    22 26 36.9 +13 39 41   0.3530  1.3243   151.7    21.0    22.2
    ...
    2023 10 02    22 12 05.7 +08 27 47   0.3467  1.3011   145.3    26.0    22.3
    ...
    2023 10 10    21 56 24.8 +01 19 19   0.3493  1.2671   134.1    34.5    22.5
    ...
    2023 10 25    21 40 52.2 -10 33 36   0.3777  1.1936   112.9    50.1    23.0
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-S210
    


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