[Iaude] MPEC C15: 2003 CA4 [a=0.92,e=0.12,i=7.5,H=23.9]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Feb 4 15:55:16 EST 2018


M.P.E.C. 2018-C15                                Issued 2018 Feb. 4, 20:51 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 CA4
 
                           Revision to MPEC 2003-C25
 
Additional Observations:
     K03C04A  C2018 02 04.28507 06 22 37.53 +07 56 18.1          18.9 GUEC015G96
     K03C04A  C2018 02 04.29025 06 22 36.13 +07 57 01.1          18.7 GUEC015G96
     K03C04A  C2018 02 04.29542 06 22 34.73 +07 57 44.5          18.6 GUEC015G96
     K03C04A  C2018 02 04.30060 06 22 33.34 +07 58 28.1          18.3 GUEC015G96
     K03C04A  C2018 02 04.37248 06 22 14.82 +08 08 25.3          19.0 GUEC015I52
     K03C04A  C2018 02 04.37635 06 22 13.83 +08 08 57.4          18.7 GUEC015I52
     K03C04A  C2018 02 04.38022 06 22 12.92 +08 09 29.8                UEC015I52
     K03C04A  C2018 02 04.38410 06 22 11.91 +08 10 01.1          20.5 GUEC015I52
     K03C04A  C2018 02 04.77478006 20 56.85 +09 04 03.0          19.0 VSEC015L01
     K03C04A  C2018 02 04.77526606 20 56.67 +09 04 07.2          19.0 VSEC015L01
     K03C04A  C2018 02 04.77575206 20 56.55 +09 04 11.4          19.3 VSEC015L01
     K03C04A  C2018 02 04.77625006 20 56.43 +09 04 15.4          19.1 VSEC015L01
     K03C04A IC2018 02 04.77673606 20 56.27 +09 04 19.5          19.2 VSEC015L01
     K03C04A IC2018 02 04.77722206 20 56.19 +09 04 23.2          19.1 VSEC015L01
     K03C04A IC2018 02 04.77769706 20 56.04 +09 04 27.6          19.2 VSEC015L01
     K03C04A KC2018 02 04.79749 06 20 52.08 +09 06 58.5                UEC015J95
     K03C04A KC2018 02 04.79954 06 20 51.56 +09 07 15.6                UEC015J95
     K03C04A KC2018 02 04.80212 06 20 50.92 +09 07 37.0          18.9 GUEC015J95
 
Observer details:
G96 Mt. Lemmon Survey.  Observer J. A. Johnson.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers
    E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
    R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman,
    F. C. Shelly.  1.0-m reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6 Schmidt-Cassegrain
    + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 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
180204 G96 4.80- 0.46+    180204 J95 4.71- 0.38+    MPO 43505   +0.43 day
 
Orbital elements:
2003 CA4                                                 Earth MOID = 0.0413 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 232.63782              (2000.0)            P               Q
n   1.11565337     Peri.  172.92875     +0.67860247     +0.72965821
a   0.9206966      Node   139.75283     -0.68012010     +0.66752310
e   0.1191977      Incl.    7.49249     -0.27737219     +0.14836377
P   0.88           H   23.9           G   0.15           U   3
Residuals in seconds of arc
030204 608  0.4-  1.1-    030208 118  0.5+  0.7+    030211 176  0.2-  0.4+
030204 608  0.5-  0.4-    030208 704  0.2-  0.6-    030212 118  0.3-  0.5+
030204 608  0.5-  0.2-    030208 704  0.2-  0.6-    030212 118  0.4+  0.3+
030204 557  0.8-  0.4+    030208 704  0.4-  0.2-    030212 118  0.3-  1.2-
030204 557  0.7-  0.3+    030208 704  0.2-  0.1-    030212 118  0.4+  0.0
030204 557  1.1-  0.1+    030208 704  0.4-  0.1-    030212 118  0.3+  0.7-
030205 673  0.7-  0.5+    030208 941  0.5+  0.4+    030212 118  0.8-  0.5+
030205 673  0.3+  0.5-    030208 941 (1.8+  1.4+)   030212 118  0.3+  0.4+
030205 673  0.5-  0.5+    030208 941  1.4+  0.0     030217 649  0.7+  0.2+
030205 673  0.4+  0.1-    030208 941  0.5-  0.4+    030217 649  0.4+  0.1-
030205 673  0.4-  0.3+    030208 941  0.4-  0.3+    030217 649  0.2+  1.3-
030205 673  0.1+  0.3-    030208 941  0.2+  0.1+    030217 J95  0.0   0.0
030205 673  0.3+  0.3-    030208 046  0.1-  0.8+    030217 J95  0.1-  0.6-
030205 658  0.8-  0.0     030209 046  0.4+  0.6-    030218 J95  0.1-  0.1+
030205 658  0.2-  0.8+    030209 046  0.6+  1.0+    030218 J95  0.3-  0.6+
030205 658  0.0   0.7+    030209 046  0.5+  0.5+    030221 670  0.8-  0.3+
030205 644  0.3+  0.1-    030209 046  0.2+  0.5-    030221 670 (0.5-  2.1-)
030205 644  0.2+  0.0     030209 046  0.4-  0.8-    030221 670  0.3-  0.4-
030205 644  0.2+  0.5+    030209 170 (2.5+  0.2+)   030221 670 (2.4-  0.2-)
030205 608  0.8+  0.5+    030209 170  0.4+  0.7+    030221 552 (0.8+  2.6-)
030205 608  0.5+  0.3+    030209 170 (2.9+  0.4+)   030221 552 (1.6+  0.4-)
030205 608  0.9+  0.5+    030209 673  0.2-  1.2+    030221 552  1.0-  0.3+
030205 938  1.0+  0.1+    030209 673  0.2-  0.2+    030221 552  1.4+  0.9-
030206 673  0.2+  0.2+    030209 673  0.1+  0.7-    030221 552 (1.9-  1.4+)
030206 673  0.6+  0.3+    030209 673  0.1+  0.3-    030221 552  1.4-  1.1+
030206 673  0.3+  0.4+    030209 441 (1.6+  0.2-)   030221 552  1.0+  0.6-
030207 673  0.4+  0.2+    030209 441  1.1+  1.4-    030221 552  0.9+  0.9-
030207 673  0.4+  0.7+    030209 441 (2.8+  2.2-)   030221 552  0.3-  0.1+
030207 673  0.7+  0.2+    030209 441 (1.7-  0.4-)   030221 176  0.0   0.2+
030207 673  0.7+  0.3+    030209 441  0.7+  1.1-    030221 176  0.0   0.0
030207 673  0.4+  0.3-    030209 441  0.3-  0.6-    030221 176  0.1-  0.1-
030207 673  0.7+  0.2-    030209 552  0.1-  0.2+    030221 176  0.2-  0.2-
030207 649  0.2+  0.2+    030209 552  0.1-  0.3-    030221 176  0.1-  0.2-
030207 649  0.2+  0.0     030209 552  0.2+  0.2+    030222 858  0.3-  0.0
030207 649  0.2+  0.1-    030209 552  0.2-  0.2+    030222 858  0.1+  0.4+
030207 552  0.4-  0.2+    030209 552  0.4-  0.6+    030222 858  0.3-  0.1-
030207 552  0.8-  0.0     030209 552  0.7-  0.5+    030222 858  0.1-  0.3+
030207 552  0.6+  0.6-    030209 552  1.0-  1.1+    030307 448  0.0   0.1+
030207 552  0.4+  0.1+    030209 552  0.3+  0.3-    030307 448  0.3-  0.8-
030207 552  0.2-  0.4+    030209 552  0.0   0.0     030307 448 (0.5+  2.0-)
030207 552  0.1+  0.1+    030209 552  0.2-  0.1-    180204 G96  0.0   0.0
030207 552  0.3+  0.2+    030209 552  0.6-  0.1+    180204 G96  0.0   0.2-
030207 552  0.2-  0.2-    030209 552  0.1-  0.0     180204 G96  0.2-  0.0
030207 552  0.1+  0.5-    030210 J95  0.2+  0.7+    180204 G96  0.3-  0.4+
030207 552  0.1+  0.9-    030210 J95  0.6+  0.6+    180204 I52  0.0   0.0
030207 552  0.0   0.8-    030210 J95  0.0   0.0     180204 I52  0.5-  0.0
030207 552  0.0   0.2-    030210 446  0.2-  0.8-    180204 I52  0.1+  0.3+
030207 552  0.1+  0.3-    030210 446  0.2-  0.3-    180204 I52  0.8-  0.5-
030207 552  0.5-  0.5-    030210 446 (1.7-  0.0 )   180204 L01  1.0+  0.2-
030207 552  0.2+  0.6-    030210 446  0.8-  0.1-    180204 L01  0.2+  0.1-
030207 552  0.2+  0.2-    030210 446  1.0-  0.3-    180204 L01  0.2+  0.1+
030207 552  0.4-  0.0     030210 446  0.2-  0.5-    180204 L01  0.4+  0.1-
030207 552  0.2-  0.6-    030210 446  0.7-  0.6-    180204 L01  0.1-  0.0
030207 552  0.0   0.2-    030210 446  0.4-  0.4-    180204 L01  0.5+  0.4-
030207 552  0.1+  0.7-    030211 176  0.2-  0.3+    180204 L01  0.1+  0.0
030207 552  0.5+  1.3-    030211 176  0.2-  0.3+    180204 J95  0.1-  0.1-
030208 118  0.2-  0.0     030211 176  0.2-  0.4+    180204 J95  0.1-  0.1-
030208 118  0.3-  0.1-    030211 176  0.2-  0.4+    180204 J95  0.0   0.3-

Ephemeris:
2003 CA4                 a,e,i = 0.92, 0.12, 7                   q = 0.8110
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 05    08 42 44.4 -43 47 39   0.08611 1.0155   109.7    65.8    20.9
...
2018 01 20    07 33 13.1 -27 07 34   0.06219 1.0266   131.9    45.5    19.7
...
2018 01 28    06 53 26.3 -09 51 00   0.05656 1.0296   141.3    36.7    19.2
...
2018 02 03    06 27 36.3 +04 54 33   0.05787 1.0304   139.6    38.3    19.3
2018 02 04    06 23 46.0 +07 17 11   0.05856 1.0304   138.6    39.3    19.4
2018 02 05    06 20 04.5 +09 36 29   0.05938 1.0304   137.4    40.4    19.4
...
2018 02 11    06 01 07.8 +21 59 43   0.06660 1.0296   128.3    48.8    19.9
...
2018 02 19    05 44 27.6 +34 03 10   0.08053 1.0266   116.2    59.8    20.6
...
2018 03 06    05 33 51.1 +47 20 01   0.1107  1.0155    99.2    74.7    21.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C15



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