[Iaude] MPEC Y14: 2021 AH26 [a=1.40,e=0.24,i=14.2,H=24.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 17 09:20:48 EST 2021


M.P.E.C. 2021-Y14                             Issued 2021 December 17, 14:19 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2021 AH26                                    


Observations:
     K21A26H  C2021 01 04.40444 07 36 12.87 +25 11 25.4                VEY014G96
     K21A26H  C2021 01 04.40959 07 36 12.55 +25 11 50.9                VEY014G96
     K21A26H  C2021 01 04.41475 07 36 12.25 +25 12 17.2          21.0 GVEY014G96
     K21A26H* C2021 01 07.28777507 34 02.87 +29 02 56.5          21.04GVEY014G96
     K21A26H  C2021 01 07.29308207 34 02.56 +29 03 21.6          21.17GVEY014G96
     K21A26H  C2021 01 07.29839407 34 02.22 +29 03 45.8          21.23GVEY014G96
     K21A26H  C2021 01 07.30370507 34 01.84 +29 04 10.0          21.21GVEY014G96
     K21A26H KC2021 01 07.40754507 33 54.95 +29 12 00.0          20.78GVEY014I52
     K21A26H KC2021 01 07.41091207 33 54.72 +29 12 15.0          21.77GVEY014I52
     K21A26H KC2021 01 07.41427707 33 54.53 +29 12 30.2          21.47GVEY014I52
     K21A26H KC2021 01 07.41764107 33 54.32 +29 12 45.5          21.03GVEY014I52
     K21A26H  C2021 01 09.36027 07 32 23.50 +31 34 02.2          22.0 GVEY014G96
     K21A26H  C2021 01 09.36137 07 32 23.39 +31 34 05.2                VEY014G96
     K21A26H  C2021 01 09.36357 07 32 23.28 +31 34 15.3          22.6 GVEY014G96

Observer details:
G96 Mt. Lemmon Survey.  Observers G. J. Leonard, K. W. Wierzchos, H. Groeller.
    Measurers B. Gray, D. Rankin, F. C. Shelly, 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, T. A. Pruyne, R. L. Seaman, K. W.
    Wierzchos.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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, T. A. Pruyne, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m reflector +
    CCD.

Orbital elements:
2021 AH26                                                Earth MOID = 0.1357 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Veres                   
M 261.60896              (2000.0)            P               Q                  
n   0.59627990     Peri.  307.78601     +0.60838821     -0.75695373             
a   1.3979853      Node   103.02970     +0.78314148     +0.52387158             
e   0.2429180      Incl.   14.17051     +0.12865926     +0.39061441             
P   1.65           H   24.51          G   0.15           U   8                  
Residuals in seconds of arc
210104 G96  0.1-  0.1+    210107 G96  0.3+  0.0     210107 I52  0.1-  0.2+
210104 G96  0.0   0.3-    210107 G96  0.0   0.0     210109 G96  0.2+  0.3+
210104 G96  0.3+  0.2+    210107 I52  0.3-  0.1-    210109 G96 (0.3-  1.3-)
210107 G96  0.4-  0.5-    210107 I52  0.5-  0.2-    210109 G96  0.2+  0.3-
210107 G96  0.1+  0.2+    210107 I52  0.1-  0.0

Ephemeris:
2021 AH26                a,e,i = 1.40, 0.24, 14                  q = 1.0584
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 17    16 35 38.2 -18 12 56   2.6058  1.6766    15.9     9.3    28.3
...
2021 12 02    17 14 24.1 -20 11 59   2.6109  1.6488    10.0     6.0    28.1
...
2021 12 10    17 35 51.3 -21 01 15   2.6053  1.6319     6.9     4.2    28.0
...
2021 12 16    17 52 16.9 -21 31 09   2.5973  1.6183     4.7     2.8    27.9
2021 12 17    17 55 02.8 -21 35 32   2.5956  1.6160     4.3     2.6    27.9
2021 12 18    17 57 49.2 -21 39 44   2.5939  1.6136     3.9     2.4    27.9
...
2021 12 24    18 14 37.3 -22 01 12   2.5818  1.5991     1.9     1.2    27.8
...
2022 01 01    18 37 26.7 -22 19 31   2.5611  1.5785     1.8     1.1    27.7
...
2022 01 16    19 21 24.7 -22 20 30   2.5090  1.5366     6.8     4.3    27.8

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-Y14




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