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  • MPEC 2022-A54 : 2022 AC1

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    M.P.E.C. 2022-A54                               Issued 2022 January 7, 02:08 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 AC1                                 
    
    
    Observations:
         K22A01C*KC2022 01 05.16717 08 35 09.52 -06 22 18.3          19.5 GVEA054W94
         K22A01C KC2022 01 05.17273 08 35 09.80 -06 22 42.6          18.8 GVEA054W94
         K22A01C KC2022 01 05.17830 08 35 10.04 -06 23 06.3          18.3 GVEA054W94
         K22A01C KC2022 01 05.23181 08 35 12.14 -06 26 54.6          19.7 GVEA054W95
         K22A01C KC2022 01 05.23711 08 35 12.31 -06 27 17.3          18.1 GVEA054W95
         K22A01C KC2022 01 05.24240 08 35 12.55 -06 27 39.6          19.0 GVEA054W95
         K22A01C |C2022 01 05.29881 08 35 14.87 -06 31 36.2          19.7 VuEA054807
         K22A01C |C2022 01 05.30159 08 35 14.98 -06 31 48.2          19.7 VuEA054807
         K22A01C |C2022 01 05.30435 08 35 15.10 -06 32 00.0          19.7 VuEA054807
         K22A01C mC2022 01 05.35077408 35 18.29 -06 35 52.9          19.93GVEA054I52
         K22A01C mC2022 01 05.35239208 35 18.30 -06 36 00.0                VEA054I52
         K22A01C mC2022 01 05.35910508 35 18.65 -06 36 27.9                VEA054I52
         K22A01C KC2022 01 06.06065508 35 55.26 -07 27 43.5          19.7 GVEA054J95
         K22A01C KC2022 01 06.06616408 35 55.52 -07 28 08.2          19.2 GVEA054J95
         K22A01C KC2022 01 06.07237608 35 55.75 -07 28 35.6          19.4 GVEA054J95
         K22A01C KC2022 01 06.13649 08 35 58.46 -07 33 19.0          19.7 GXEA054I93
         K22A01C KC2022 01 06.13992 08 35 58.61 -07 33 35.1          19.1 GXEA054I93
         K22A01C KC2022 01 06.14335 08 35 58.79 -07 33 50.8          19.1 GXEA054I93
         K22A01C |C2022 01 06.16932 08 36 02.02 -07 35 06.5          19.5 VuEA054807
         K22A01C |C2022 01 06.17209 08 36 02.13 -07 35 19.2          19.5 VuEA054807
         K22A01C |C2022 01 06.17485 08 36 02.24 -07 35 31.5          19.5 VuEA054807
         K22A01C KC2022 01 06.31932 08 36 08.06 -07 46 25.7          18.7 GVEA054W95
         K22A01C KC2022 01 06.32458 08 36 08.26 -07 46 49.7          19.8 GVEA054W95
         K22A01C KC2022 01 06.32977 08 36 08.47 -07 47 13.0          18.5 GVEA054W95
         K22A01C KC2022 01 06.58890308 36 23.31 -08 06 42.3          20.1 GVEA054474
         K22A01C KC2022 01 06.59031808 36 23.39 -08 06 48.4          19.1 GVEA054474
         K22A01C KC2022 01 06.59173308 36 23.43 -08 06 55.3          19.9 GVEA054474
         K22A01C KC2022 01 06.59314808 36 23.45 -08 07 01.7          20.0 GVEA054474
         K22A01C KC2022 01 06.90774608 36 41.40 -08 32 05.3          18.1 RVEA054K61
         K22A01C KC2022 01 06.90904108 36 41.49 -08 32 11.8          18.0 RVEA054K61
         K22A01C KC2022 01 06.94442008 36 43.36 -08 34 56.7          18.0 VVEA054L06
         K22A01C KC2022 01 06.94739408 36 43.47 -08 35 10.2          18.5 VVEA054L06
         K22A01C KC2022 01 06.97349 08 36 44.38 -08 37 13.6          19.4 GXEA054G02
         K22A01C KC2022 01 06.97830 08 36 44.53 -08 37 36.2          19.3 GXEA054G02
         K22A01C KC2022 01 06.98363 08 36 44.79 -08 38 01.3          19.1 GXEA054G02
         K22A01C KC2022 01 07.01381 08 36 46.40 -08 40 22.9          20.2 GVEA054K87
         K22A01C KC2022 01 07.01953 08 36 46.64 -08 40 50.4          19.8 GVEA054K87
         K22A01C KC2022 01 07.02453 08 36 46.88 -08 41 14.0          19.7 GVEA054K87
         K22A01C KC2022 01 07.04061808 36 47.42 -08 42 27.9                XEA054595
         K22A01C KC2022 01 07.05122908 36 48.37 -08 43 17.1          19.5 GXEA054958
         K22A01C KC2022 01 07.05184808 36 47.97 -08 43 20.1          19.0 GXEA054595
         K22A01C KC2022 01 07.05554908 36 48.55 -08 43 37.4          19.4 GXEA054958
         K22A01C KC2022 01 07.05740108 36 48.21 -08 43 47.2          20.0 GVEA054L01
         K22A01C KC2022 01 07.05870008 36 48.24 -08 43 52.8          19.5 GVEA054L01
         K22A01C KC2022 01 07.05974208 36 48.70 -08 43 56.9          19.8 GXEA054958
         K22A01C KC2022 01 07.06000008 36 48.28 -08 43 58.8          19.4 GVEA054L01
         K22A01C KC2022 01 07.06042 08 36 48.51 -08 44 00.0          18.5 VZEA054K19
         K22A01C KC2022 01 07.06129908 36 48.36 -08 44 05.2          19.5 GVEA054L01
         K22A01C KC2022 01 07.06259908 36 48.44 -08 44 11.6          19.7 GVEA054L01
         K22A01C KC2022 01 07.06270108 36 48.42 -08 44 12.0                XEA054595
         K22A01C KC2022 01 07.06564 08 36 48.74 -08 44 25.2          17.7 VZEA054K19
         K22A01C KC2022 01 07.06999 08 36 49.02 -08 44 46.5          18.5 VZEA054K19
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
        Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    595 Farra d'Isonzo.  Observer E. Pettarin.  0.61-m f/4.5 reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  0.61-m f/6.5 astrograph + CCD.
    958 Observatoire de Dax.  Observers P. Dupouy, F. Losse.  Measurer P. Dupouy.
        0.50-m f/6 reflector + CCD.
    G02 KYSUCE Observatory, Kysucke Nove Mesto.  Observer M. Urbanik.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
        Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
        Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    K19 PASTIS Observatory, Banon.  Observer C. Demeautis.  0.28-m f/2.2 reflector
        + CCD.
    K61 Rokycany Observatory.  Observer M. Adamovsky.  0.51-m f/6.8 reflector +
        CCD.
    K87 Dettelbach Vineyard Observatory.  Observer B. Haeusler.  0.3-m f/8.0
        Schmidt-Cassegrain + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.  Measurer
        P. Sicoli.  0.36-m Schmidt-Cassegrain + CCD.
    W94 MAP, San Pedro de Atacama.  Observers A. Maury, G. Attard.  Measurers A.
        Maury, G. Attard, D. Parrott.  0.28-m f/2.2 Schmidt + CCD.
    W95 Observatorio Panameno, San Pedro de Atacama.  Observers A. Maury, G.
        Attard, J. Fabrega.  Measurers A. Maury, G. Attard, D. Parrott.  0.40-m
        f/3.8 reflector + CCD.
    
    Orbital elements:
    2022 AC1                                            PHA, Earth MOID = 0.0319 AU
    Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
    M 337.53151              (2000.0)            P               Q                  
    n   0.41927696     Peri.  307.23014     -0.94412170     +0.30098180             
    a   1.7679449      Node   250.63618     -0.23885393     -0.90562743             
    e   0.5478311      Incl.    8.18576     -0.22711895     -0.29874556             
    P   2.35           H   20.73          G   0.15           U   8                  
    Residuals in seconds of arc
    220105 W94  0.4-  0.6+    220106 807  0.1+  0.0     220107 K87  0.2+  0.3-
    220105 W94  0.3+  0.0     220106 807  0.1-  0.2-    220107 K87  0.5+  0.3-
    220105 W94  0.5+  0.0     220106 807  0.2-  0.1-    220107 595  0.7-  0.1+
    220105 W95  0.1+  0.3-    220106 W95  0.0   0.3+    220107 958  0.2+  0.0
    220105 W95  0.5-  0.4-    220106 W95  0.2-  0.1+    220107 595  0.1+  0.7+
    220105 W95  0.0   0.1-    220106 W95  0.3-  0.2+    220107 958  0.1+  0.0
    220105 807  0.1+  0.1+    220106 474  0.2+  0.0     220107 L01  0.2+  0.5-
    220105 807  0.0   0.0     220106 474  0.5+  0.4+    220107 L01  0.2-  0.0
    220105 807  0.2+  0.0     220106 474  0.1+  0.0     220107 958  0.4-  0.3+
    220105 I52  0.2+  0.2-    220106 474  0.5-  0.1+    220107 L01  0.5-  0.1+
    220105 I52  0.6-  0.4-    220106 K61  0.8-  0.5+    220107 K19  0.8-  0.5+
    220105 I52  0.6+  0.6+    220106 K61  0.4-  0.1+    220107 L01  0.1-  0.2-
    220106 J95  0.1-  0.0     220106 L06  0.6+  0.5-    220107 L01  0.2+  0.5-
    220106 J95  0.1+  0.2-    220106 L06  0.2+  0.0     220107 595  0.3-  0.2-
    220106 J95  0.5-  0.1+    220106 G02  0.5+  0.4+    220107 K19  0.7-  0.1-
    220106 I93  0.7-  0.5+    220106 G02  0.5-  0.3+    220107 K19  0.6+  1.0-
    220106 I93  0.7-  0.2-    220106 G02  0.2-  0.3+
    220106 I93  0.2-  0.6-    220107 K87  0.5+  0.4+
    
    Ephemeris:
    2022 AC1                 a,e,i = 1.77, 0.55, 8                   q = 0.7994
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 12 08    08 09 59.7 +12 14 29   0.5785  1.4447   133.3    29.7    21.6
    ...
    2021 12 23    08 24 09.2 +05 01 32   0.3990  1.3201   141.7    27.5    20.6
    ...
    2021 12 31    08 30 49.5 -01 01 46   0.3161  1.2525   143.8    27.6    19.9
    ...
    2022 01 06    08 35 51.9 -07 22 41   0.2608  1.2017   142.9    29.6    19.5
    2022 01 07    08 36 45.4 -08 38 45   0.2522  1.1933   142.5    30.1    19.4
    2022 01 08    08 37 40.4 -09 59 08   0.2438  1.1848   141.9    30.8    19.4
    ...
    2022 01 14    08 44 05.8 -19 51 23   0.1981  1.1344   136.0    37.0    19.0
    ...
    2022 01 22    08 58 51.0 -39 37 42   0.1532  1.0684   119.7    53.1    18.7
    ...
    2022 02 06    15 56 39.3 -81 47 39   0.1486  0.9532    73.0    98.4    20.0
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-A54
    


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