[Iaude] MPEC E119: 2009 HD [a=2.41,e=0.56,i=12.5,H=22.87]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu Mar 7 19:26:20 EST 2024


M.P.E.C. 2024-E119                                Issued 2024 March 8, 00:24 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2009 HD                                     


                            Revision to MPEC 2009-H6                            

Additional Observations:
     K09H00D 1C2024 03 07.49597513 24 12.064+49 29 45.67         21.19GVEE119G96
     K09H00D 1C2024 03 07.49974813 24 12.769+49 29 45.02         20.64GVEE119G96
     K09H00D 1C2024 03 07.50352413 24 13.619+49 29 44.88         21.54GVEE119G96
     K09H00D mC2024 03 07.52181613 24 17.442+49 29 43.98         21.86GVEE119V06
     K09H00D mC2024 03 07.52267213 24 17.626+49 29 43.91         21.51GVEE119V06
     K09H00D mC2024 03 07.52352813 24 17.784+49 29 43.84         21.87GVEE119V06
     K09H00D mC2024 03 07.52438413 24 17.968+49 29 43.69         22.38GVEE119V06
     K09H00D 1C2024 03 07.91257 13 25 51.03 +49 29 40.0          20.7 VXEE119033
     K09H00D 1C2024 03 07.91610 13 25 51.81 +49 29 40.6          20.4 VXEE119033
     K09H00D 1C2024 03 07.91963 13 25 52.61 +49 29 41.3          20.7 VXEE119033
     K09H00D 1C2024 03 07.92317 13 25 53.35 +49 29 41.1          20.6 VXEE119033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hogner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
    1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer J. B. Fazekas.  Measurers T. Beuden, V. F.
    Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector +
    10K CCD.
V06 Catalina Sky Survey-Kuiper.  Observer J. K. Hogan.  Measurers T. Beuden,
    V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
    Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J.
    Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m
    reflector + 1K CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
240307 G96   64+    0+    240307 033   64+    0+    MPO157532   +27.2 days

Orbital elements:
2009 HD                                                  Earth MOID = 0.0451 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 356.20061              (2000.0)            P               Q                  
n   0.26416495     Peri.  173.14418     -0.88292271     +0.45306546             
a   2.4055770      Node    34.66149     -0.44040714     -0.70819798             
e   0.5640345      Incl.   12.51123     -0.16275455     -0.54146774             
P   3.73           H   22.87          G   0.15           U   0                  
Residuals in seconds of arc
090417 704  1.1+  1.0-    090420 704  0.6-  0.5+    090423 H45  0.2+  0.2+
090417 704  0.2-  0.0     090420 704  0.3-  0.5+    090423 H45  0.1+  0.0
090417 704  0.4-  0.2+    090420 703  0.1+  0.0     090424 046  0.4-  1.7+
090417 704  0.1+  0.3+    090420 703  0.8-  0.1+    090424 046  1.4-  0.8+
090417 704  0.1+  0.6-    090420 703  0.1-  0.1+    090424 046  1.0-  0.3-
090418 850  0.3+  0.1-    090420 703  0.2-  0.3-    090424 046  0.9+  2.2+
090418 651  0.4+  0.9-    090420 113  0.1-  0.3+    090424 046  1.7-  0.7+
090418 651  0.0   0.3-    090420 113  0.4-  0.2+    090424 046  0.9+  1.7+
090418 651  0.3+  0.9-    090420 113  0.5-  0.4-    090424 046  0.2+  0.7+
090418 850  0.0   0.1+    090421 B03  0.4-  0.2-    090424 046  1.6-  0.8+
090418 704  0.5-  0.2-    090421 B03  0.5-  0.1+    090424 A48  0.6+  0.4-
090418 704  0.6-  0.4+    090421 B03  1.0-  0.0     090424 A48  0.0   0.6+
090418 850  0.1+  0.2+    090421 639  0.2-  0.2+    090424 A48  1.1-  0.1+
090418 704  0.5-  0.1-    090421 113  0.2+  0.1+    090425 160  0.3+  0.2+
090418 850  0.1-  0.2-    090421 639  0.0   0.2-    090425 160  0.3+  0.3+
090418 704  0.3-  0.7+    090421 113  0.1+  0.0     090425 160  0.2+  0.1+
090418 704  0.3-  0.5+    090421 639  0.1-  0.1+    090429 E12  0.0   0.5-
090418 850  0.1-  0.1-    090421 639  0.6+  0.0     090429 E12  0.3+  0.2-
090418 704  0.1+  0.3-    090421 046  0.3-  0.8-    090429 E12  0.2+  0.6-
090418 704  1.0-  0.2+    090421 046  1.0+  0.9+    090429 E12  0.3+  0.2-
090418 850  0.0   0.2+    090421 046  1.0+  0.5+    090501 E16  0.0   0.1-
090418 704  0.9-  0.6+    090421 046  0.2+  0.3-    090501 E16  0.4+  0.2+
090418 704  0.3-  0.1-    090421 204  0.1-  0.2+    090501 E16  0.3-  0.3+
090418 704  0.7-  1.3+    090421 204  0.2-  0.3+    090503 E16  0.1+  0.2-
090418 B03  0.5-  0.1+    090421 204  0.1-  0.0     090503 E16  1.4-  0.5+
090418 B03  0.7-  1.0+    090421 204  0.0   0.1+    240307 G96  0.6+  0.4+
090419 704  0.3+  1.0+    090421 204  0.1-  0.2+    240307 G96  0.3-  0.1-
090419 704  0.0   0.2-    090422 160  0.3-  0.2+    240307 G96  0.3+  0.1-
090419 704  0.5+  1.0+    090422 160  0.0   0.7-    240307 V06  0.1-  0.0
090419 704  0.0   0.0     090422 160  0.1-  0.4-    240307 V06  0.1-  0.0
090419 704  0.3-  0.1+    090423 H45  0.0   0.0     240307 V06  0.3-  0.1-
090419 J41 (3.8+  0.4-)   090423 H45  0.6+  0.1+    240307 V06  0.3-  0.2-
090419 J41  1.6+  0.7-    090423 H45  0.4+  0.0     240307 033  0.0   0.2+
090420 704  0.4-  0.8+    090423 H45  0.6+  0.1-    240307 033  0.0   0.5+
090420 704  0.6-  0.0     090423 H45  0.7+  0.2-    240307 033  0.2+  0.8+
090420 704  0.4-  0.1-    090423 H45  0.3+  0.2+    240307 033  0.2-  0.3+

Ephemeris:
2009 HD                  a,e,i = 2.41, 0.56, 13                  q = 1.0487
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 02 07    12 00 42.5 +43 54 07   0.4302  1.3284   135.7    31.2    23.0
...
2024 02 22    12 37 41.1 +47 37 41   0.3220  1.2304   132.7    36.2    22.3
...
2024 03 01    13 01 29.7 +49 00 47   0.2714  1.1838   130.0    39.9    22.0
...
2024 03 07    13 22 21.5 +49 29 07   0.2359  1.1522   127.8    42.9    21.7
2024 03 08    13 26 08.9 +49 29 49   0.2301  1.1472   127.4    43.4    21.7
2024 03 09    13 30 02.4 +49 29 08   0.2244  1.1423   127.1    43.9    21.6
...
2024 03 15    13 55 46.6 +48 48 44   0.1912  1.1154   125.1    46.9    21.3
...
2024 03 23    14 37 50.4 +45 28 40   0.1497  1.0857   123.1    50.3    20.8
...
2024 04 07    16 22 48.0 +21 39 56   0.08908 1.0529   123.6    52.4    19.7

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-E119





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