[Iaude] MPEC K31: 2003 QA30 [a=2.35,e=0.54,i=9.2,H=21.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed May 19 07:39:11 EDT 2021


M.P.E.C. 2021-K31                                  Issued 2021 May 19, 11:37 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

                                   2003 QA30                                    


                           Revision to MPEC 2003-Q28                            

Additional Observations:
     K03Q30A  C2021 04 07.48675514 50 53.248+00 56 22.85         22.88GVEK031F51
     K03Q30A  C2021 04 07.50014814 50 53.186+00 56 37.86         22.66GVEK031F51
     K03Q30A  C2021 04 07.51358214 50 53.146+00 56 52.68         22.29GVEK031F51
     K03Q30A  C2021 04 14.50753 14 50 11.068+03 15 54.27         22.3 wUEK031F51
     K03Q30A  C2021 04 14.51870 14 50 10.883+03 16 08.44         22.3 wUEK031F51
     K03Q30A  C2021 04 14.52987 14 50 10.671+03 16 22.78         22.2 wUEK031F51
     K03Q30A  C2021 04 14.54104 14 50 10.443+03 16 36.92         22.2 wUEK031F51
     K03Q30A  C2021 05 09.46300814 35 46.097+13 03 35.10         21.66GVEK031F51
     K03Q30A  C2021 05 09.47507814 35 45.381+13 03 52.33         21.71GVEK031F51
     K03Q30A  C2021 05 09.48717514 35 44.687+13 04 09.19         21.73GVEK031F51
     K03Q30A  C2021 05 19.26950314 27 28.44 +16 39 19.2          21.15GVEK031G96
     K03Q30A  C2021 05 19.27461714 27 28.15 +16 39 25.6          21.36GVEK031G96
     K03Q30A  C2021 05 19.27973814 27 27.82 +16 39 31.6          21.52GVEK031G96
     K03Q30A  C2021 05 19.28486414 27 27.51 +16 39 37.3          22.22GVEK031G96
     K03Q30A  C2021 05 19.39246714 27 21.57 +16 41 44.9          21.53GVEK031G96
     K03Q30A  C2021 05 19.39610614 27 21.38 +16 41 49.2          22.14GVEK031G96
     K03Q30A  C2021 05 19.40004114 27 21.17 +16 41 53.4          21.60GVEK031G96

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, I. Smith, M. Willman.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
    J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien
    + CCD.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.  1.5-m reflector + 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
210407 F51 2.53+ 0.51+    210519 G96 3.87+ 0.25+    MPO 53748   +2.16 days

Orbital elements:
2003 QA30                                                Earth MOID = 0.1030 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 298.76091              (2000.0)            P               Q                  
n   0.27336917     Peri.  138.64394     +0.44878870     +0.89160902             
a   2.3512728      Node   157.81772     -0.85607765     +0.44826948             
e   0.5426431      Incl.    9.17227     -0.25635864     +0.06393612             
P   3.61           H   21.80          G   0.15           U   0                  
Residuals in seconds of arc
030824 704  0.2+  0.0     030826 246  0.6+  0.3+    030916 246  0.1-  0.6+
030824 704  0.0   0.5+    030826 246  0.1-  0.6+    030916 246  0.3+  1.0+
030824 704  0.2+  0.1-    030826 246  0.1+  0.6+    030916 246  0.4+  0.8+
030824 704  0.6-  0.4+    030828 704  1.1+  1.4+    030916 246  0.5+  0.5+
030824 246  0.8+  0.3-    030828 704  0.2+  0.2-    030928 448  0.5+  0.5-
030824 246  0.1-  0.6-    030828 704  0.4-  0.4+    030928 448  0.4+  0.1-
030824 246  0.1-  0.1-    030828 704  1.3+  0.8+    030928 448  0.4-  0.1-
030824 246  0.4+  0.3+    030828 704  0.3-  0.0     210407 F51  0.0   0.0
030824 246  0.4+  0.1+    030831 941  1.1-  0.3+    210407 F51  0.2-  0.1+
030824 246  0.7+  0.3+    030831 941  1.1-  0.3+    210407 F51  0.0   0.1-
030824 J87  0.3+  0.3-    030831 941  1.0-  0.1+    210414 F51  0.1-  0.0
030824 J87  0.5-  0.1-    030831 941  1.4-  0.1+    210414 F51  0.2+  0.0
030824 J87  0.8+  0.4-    030831 941  0.7-  0.1+    210414 F51  0.1+  0.1+
030824 J87  0.6-  0.3+    030904 246  0.2+  0.4-    210414 F51  0.2-  0.1+
030825 A50 (2.4-  2.0+)   030904 246  0.2+  0.6-    210509 F51  0.4+  0.4-
030825 A50  0.9-  1.0+    030904 246  1.0-  0.3-    210509 F51  0.1+  0.1-
030825 704  0.7+  0.5-    030904 246  0.2+  0.3-    210509 F51  0.1+  0.2-
030825 704  0.0   0.2-    030905 413  0.1+  0.0     210519 G96  0.4+  0.1+
030825 704  0.6-  0.2-    030905 246  0.3+  0.3+    210519 G96  0.3+  0.4+
030825 704  0.5-  0.1-    030905 246  0.8-  0.7+    210519 G96  0.2-  0.3+
030825 704  0.3+  0.0     030905 246  0.2-  0.6-    210519 G96  0.5-  0.1-
030826 246  0.5+  0.3+    030905 246  0.2+  0.5-    210519 G96  0.2-  0.0
030826 246  0.0   0.3+    030907 413  0.1+  0.1+    210519 G96  0.1-  0.1+
030826 246  1.0+  0.3+    030907 413  0.4+  0.2-    210519 G96  0.2-  0.3-

Ephemeris:
2003 QA30                a,e,i = 2.35, 0.54, 9                   q = 1.0754
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 19    14 48 52.6 +04 54 09   0.5921  1.5688   157.9    14.0    22.4
...
2021 05 04    14 40 10.8 +10 52 14   0.4893  1.4618   153.2    18.1    22.0
...
2021 05 12    14 33 37.4 +14 02 36   0.4494  1.4064   146.3    23.5    21.9
...
2021 05 18    14 28 31.4 +16 13 36   0.4250  1.3658   140.3    28.2    21.9
2021 05 19    14 27 41.8 +16 33 59   0.4213  1.3592   139.3    29.0    21.9
2021 05 20    14 26 53.1 +16 53 54   0.4178  1.3526   138.3    29.9    21.9
...
2021 05 26    14 22 24.3 +18 42 41   0.3981  1.3138   132.2    34.9    21.8
...
2021 06 03    14 18 02.1 +20 35 52   0.3753  1.2646   124.3    41.5    21.8
...
2021 06 18    14 17 48.0 +22 21 15   0.3363  1.1831   111.8    52.9    21.7

A. U. Tomatic                (C) Copyright 2021 MPC           M.P.E.C. 2021-K31




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