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  • MPEC 2022-Q09 : 2022 AZ7

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    M.P.E.C. 2022-Q09                               Issued 2022 August 16, 14:06 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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 AZ7                                 
    
    
                               Revision to MPEC 2022-B32                            
    
    Additional Observations:
         K22A07Z  C2010 11 10.46020203 30 56.918+05 16 44.09         22.60GVEQ009F51
         K22A07Z  C2010 11 10.47460503 30 55.975+05 16 39.31         22.22GVEQ009F51
         K22A07Z  C2014 08 31.55164703 53 58.857+12 12 46.18         22.92GVEQ009F51
         K22A07Z  C2014 08 31.56459803 53 59.030+12 12 42.75         22.73GVEQ009F51
         K22A07Z  C2014 08 31.57752703 53 59.187+12 12 39.36         22.25GVEQ009F51
         K22A07Z  C2014 08 31.59052203 53 59.368+12 12 35.91         22.25GVEQ009F51
         K22A07Z  C2014 09 23.52972903 52 27.885+10 04 57.03         22.39GVEQ009F51
         K22A07Z  C2014 09 23.54246603 52 27.562+10 04 52.21         22.62GVEQ009F51
         K22A07Z  C2014 09 23.55539303 52 27.237+10 04 47.66         22.50GVEQ009F51
         K22A07Z  C2014 10 29.40986803 23 32.220+05 42 59.17         21.69GVEQ009F51
         K22A07Z  C2014 10 29.42283803 23 31.375+05 42 53.49         21.81GVEQ009F51
         K22A07Z  C2014 10 29.43569203 23 30.487+05 42 48.09         21.74GVEQ009F51
         K22A07Z  C2014 10 29.44860603 23 29.608+05 42 42.83         21.78GVEQ009F51
         K22A07Z  C2014 11 23.32189702 56 43.304+03 23 02.97         22.31GVEQ009F51
         K22A07Z  C2014 11 23.33427202 56 42.554+03 23 00.13         22.06GVEQ009F51
         K22A07Z  C2014 11 23.34669102 56 41.819+03 22 57.36         21.95GVEQ009F51
         K22A07Z  C2014 11 23.35912702 56 41.120+03 22 54.77         22.10GVEQ009F51
         K22A07Z  C2014 11 24.35887202 55 44.072+03 19 10.80         21.70GVEQ009F51
         K22A07Z  C2014 11 24.37392902 55 43.185+03 19 07.53         22.18GVEQ009F51
         K22A07Z  C2014 11 24.38906202 55 42.277+03 19 04.17         22.27GVEQ009F51
         K22A07Z &C2017 02 20.14659806 40 23.32 +07 15 41.1                WEQ009W84
         K22A07Z  C2018 11 02.41725102 55 04.617+04 15 17.40         21.21GVEQ009F52
         K22A07Z  C2018 11 02.41866402 55 04.511+04 15 16.81         21.67GVEQ009F52
         K22A07Z  C2018 11 02.43080502 55 03.635+04 15 11.61         21.34GVEQ009F52
         K22A07Z  C2018 11 02.43221602 55 03.535+04 15 10.98         21.83GVEQ009F52
         K22A07Z  C2018 11 02.44431302 55 02.646+04 15 05.57         22.11GVEQ009F52
         K22A07Z  C2018 11 02.44572502 55 02.551+04 15 04.90         21.74GVEQ009F52
         K22A07Z  C2018 11 02.45775202 55 01.688+04 14 59.90         21.96GVEQ009F52
         K22A07Z  C2018 11 10.44298902 45 52.371+03 21 34.04         21.35GVEQ009F52
         K22A07Z  C2018 11 10.45537502 45 51.534+03 21 29.44         21.31GVEQ009F52
         K22A07Z  C2018 11 10.46768002 45 50.683+03 21 24.99         21.83GVEQ009F52
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, 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, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    W84 Cerro Tololo-DECam.  Observer .  Measurer S. Deen.  4.0-m reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    101110 F51 0.08+ 0.01+    181110 F52 0.04+ 0.01+    E2022-M93   -0.00 days
    
    Orbital elements:
    2022 AZ7                                                 Earth MOID = 0.1029 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M  34.33556              (2000.0)            P               Q                  
    n   0.24103781     Peri.   78.23728     -0.10888344     +0.99380119             
    a   2.5570895      Node   185.65778     -0.97745738     -0.11114624             
    e   0.6592440      Incl.   13.15736     -0.18089074     +0.00238941             
    P   4.09           H   17.77          G   0.15           U   1                  
    Residuals in seconds of arc
    101110 F51  0.1-  0.0     181102 F52  0.1+  0.1-    220115 L01  0.2-  0.5+
    101110 F51  0.0   0.1-    181102 F52  0.1+  0.1-    220115 L01  0.2-  0.0
    140831 F51  0.2+  0.0     181102 F52  0.1+  0.0     220115 I52  0.3-  0.5-
    140831 F51  0.2+  0.0     181102 F52  0.1+  0.0     220115 I52  0.3-  0.2-
    140831 F51  0.0   0.0     181102 F52  0.1-  0.1-    220115 I52  0.3-  0.2+
    140831 F51  0.1+  0.0     181102 F52  0.0   0.1-    220121 I52  0.1+  0.2+
    140923 F51  0.3+  0.5-    181102 F52  0.1+  0.1+    220121 I52  0.5+  0.1+
    140923 F51  0.1+  0.3-    181110 F52  0.1+  0.1+    220121 I52  0.6+  0.2+
    140923 F51  0.0   0.3+    181110 F52  0.3+  0.0     220125 I52  0.7-  0.1-
    141029 F51  0.3-  0.1+    181110 F52  0.1+  0.0     220125 I52  0.3+  0.1-
    141029 F51  0.2+  0.1-    220114 G96  0.2+  0.0     220125 I52  0.2+  0.4+
    141029 F51  0.1-  0.1-    220114 G96  0.3+  0.9-    220125 I52  0.4-  0.9-
    141029 F51  0.2-  0.1+    220114 G96  0.1+  0.5-    220131 I52  0.4+  0.3+
    141123 F51  0.1+  0.0     220114 G96  0.2-  0.8+    220131 I52  0.7-  0.4-
    141123 F51  0.2-  0.0     220114 G96  0.0   0.3-    220131 I52 (0.6+  2.1+)
    141123 F51  0.2-  0.1+    220114 G96  0.7-  0.6+    220301 I52  0.1+  0.1-
    141123 F51  0.3+  0.3+    220114 G96  0.2-  0.2-    220301 I52  0.0   0.0
    141124 F51  0.2+  0.2-    220114 G96  0.1+  0.8+    220301 I52  0.1+  0.3-
    141124 F51  0.0   0.1-    220115 L01  0.7+  0.5+    220627 J04  0.3-  0.3-
    141124 F51  0.5-  0.2-    220115 L01  0.8+  0.4+    220627 J04  0.2-  0.2-
    170220 W84  0.1+  0.0     220115 L01  0.0   0.6+    220627 J04  0.2+  0.2-
    
    Ephemeris:
    2022 AZ7                 a,e,i = 2.56, 0.66, 13                  q = 0.8713
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 07 17    02 42 55.9 +14 46 05   1.8133  1.7709    71.2    32.9    21.7
    ...
    2022 08 01    03 00 35.7 +14 37 23   1.7681  1.9048    81.5    31.8    21.8
    ...
    2022 08 09    03 07 33.7 +14 18 14   1.7361  1.9744    87.7    30.9    21.8
    ...
    2022 08 15    03 11 34.3 +13 57 14   1.7096  2.0257    92.6    30.0    21.8
    2022 08 16    03 12 08.0 +13 53 11   1.7050  2.0342    93.4    29.8    21.8
    2022 08 17    03 12 39.9 +13 48 58   1.7005  2.0427    94.3    29.6    21.8
    ...
    2022 08 23    03 15 11.3 +13 20 17   1.6724  2.0930    99.5    28.5    21.7
    ...
    2022 08 31    03 16 41.5 +12 32 59   1.6348  2.1590   107.1    26.6    21.7
    ...
    2022 09 15    03 13 32.1 +10 37 26   1.5729  2.2791   122.7    21.8    21.6
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-Q09
    


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