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  • MPEC 2014-L51 : 1998 MS2

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    M.P.E.C. 2014-L51                                Issued 2014 June 10, 15:25 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 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 http://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       1998 MS2
    
                               Revision to MPEC 1998-M13
    
    Additional Observations:
         J98M02S  C2014 06 08.41487 22 10 55.67 -07 04 59.8          19.9 VqEL051703
         J98M02S  C2014 06 08.41937 22 10 55.32 -07 04 40.0          20.4 VqEL051703
         J98M02S  C2014 06 08.42387 22 10 55.02 -07 04 22.1          20.4 VqEL051703
         J98M02S  C2014 06 08.42837 22 10 54.67 -07 04 00.3          20.1 VqEL051703
         J98M02S  C2014 06 08.45647 22 10 52.49 -07 01 56.2          19.6 VqEL051703
         J98M02S  C2014 06 08.45801 22 10 52.28 -07 01 50.3          19.6 VqEL051703
         J98M02S  C2014 06 08.46024 22 10 52.15 -07 01 40.5          19.5 VqEL051703
         J98M02S  C2014 06 08.46209 22 10 52.00 -07 01 30.9          20.0 VqEL051703
         J98M02S  C2014 06 08.46362 22 10 51.99 -07 01 23.4          18.6 VqEL051703
         J98M02S |C2014 06 09.32993 22 09 51.80 -05 57 09.1          20.2 VuEL051807
         J98M02S |C2014 06 09.33462 22 09 51.42 -05 56 48.5          20.4 VuEL051807
         J98M02S |C2014 06 09.33931 22 09 51.05 -05 56 28.2          20.3 VuEL051807
         J98M02S  C2014 06 09.40453 22 09 46.81 -05 52 14.3          19.8 VqEL051I52
         J98M02S  C2014 06 09.40502 22 09 46.80 -05 52 11.8          19.8 VqEL051I52
         J98M02S  C2014 06 09.40552 22 09 46.77 -05 52 09.5          20.6 VqEL051I52
         J98M02S  C2014 06 09.40601 22 09 46.71 -05 52 07.0          20.1 VqEL051I52
         J98M02S  C2014 06 09.41424 22 09 46.08 -05 51 31.3          19.6 VqEL051G96
         J98M02S  C2014 06 09.42100 22 09 45.53 -05 51 01.8          19.7 VqEL051G96
         J98M02S  C2014 06 09.42774 22 09 44.99 -05 50 32.3          19.7 VqEL051G96
         J98M02S  C2014 06 09.43450 22 09 44.46 -05 50 02.6          19.9 VqEL051G96
         J98M02S  C2014 06 10.39108 22 08 35.96 -04 40 38.2          20.9 VqEL051I52
         J98M02S  C2014 06 10.39183 22 08 35.82 -04 40 34.5          20.2 VqEL051I52
         J98M02S  C2014 06 10.39260 22 08 35.82 -04 40 31.0          20.1 VqEL051I52
         J98M02S  C2014 06 10.39336 22 08 35.73 -04 40 27.8          20.6 VqEL051I52
         J98M02S  C2014 06 10.41351 22 08 34.09 -04 39 00.5          19.4 VqEL051G96
         J98M02S  C2014 06 10.41662 22 08 33.80 -04 38 47.1          19.2 VqEL051G96
         J98M02S  C2014 06 10.41973 22 08 33.59 -04 38 33.8          19.6 VqEL051G96
         J98M02S  C2014 06 10.42283 22 08 33.33 -04 38 20.0          19.6 VqEL051G96
    
    Observer details:
    703 Catalina Sky Survey.  Observer R. E. Hill.  Measurers E. J. Christensen,
        A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, R. J. Sanders, F. C. Shelly.  0.68-m Schmidt + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  Measurers T. Linder,
        R. Holmes, C. Smith.  0.41-m f/11 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  Measurers E. J. Christensen,
        A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, R. J. Sanders, F. C. Shelly.  1.5-m reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer A. R. Gibbs.  Measurers
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, R. J. Sanders, F. C. Shelly.  1.0-m
        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
    140608 703 1.15+ 2.51+    140610 G96 1.35+ 2.25+    MPC 32337   -1.7 day
    
    Orbital elements:
    1998 MS2                                                 Earth MOID = 0.0807 AU
    Epoch 2014 May 23.0 TT = JDT 2456800.5                  MPC
    M  10.48117              (2000.0)            P               Q
    n   0.43227135     Peri.  320.25142     -0.62478632     +0.70794626
    a   1.7323345      Node   268.41289     -0.60600658     -0.70563530
    e   0.4023684      Incl.   19.23541     -0.49233940     -0.02984833
    P   2.28           H   20.3           G   0.15           U   2
    Residuals in seconds of arc
    980620 703 (0.2-  2.9-)   980622 426  0.3+  0.2+    980719 046  0.1+  0.2-
    980620 703  0.4-  0.6+    980622 426  0.3-  0.1-    980719 046  0.3-  0.8-
    980620 703  1.2+  0.1-    980622 426  0.4+  0.4-    980719 046  0.1-  0.1-
    980620 703  0.3-  0.3-    980622 596 (0.5-  4.4+)   980719 046  0.0   1.0-
    980620 703  0.5-  0.3-    980622 596 (0.1+  4.3+)   980719 557  0.8+  0.8+
    980620 540  0.6-  0.6-    980622 596 (0.2+  4.4+)   980719 557  0.2-  0.1-
    980620 540  0.5-  0.2-    980622 596 (0.7+  3.7+)   980719 557  0.0   0.0
    980620 540  1.5-  0.2-    980622 046  0.1+  0.3-    980724 598  0.4-  0.0
    980620 540  0.3-  1.6-    980622 046  0.2+  0.2-    980724 598  0.6-  0.5+
    980621 703 (0.9+  2.3-)   980622 046  0.4+  0.0     980724 598  0.2-  0.3+
    980621 734  0.5-  0.6-    980622 046  0.3+  0.2-    980724 598  0.0   0.2+
    980621 703 (1.0+  2.3-)   980622 540  0.1-  0.3+    980728 696  0.1-  0.5+
    980621 734  0.6-  1.0-    980622 540  0.1-  0.4+    980728 696  0.1-  0.2+
    980621 734  1.3-  0.5+    980622 540  0.3-  0.1+    980728 696  0.5-  0.4+
    980621 703  0.8+  1.3-    980624 046  0.3+  0.3+    140608 703  0.7-  1.2+
    980621 670  0.7-  0.5+    980624 046  0.3+  0.0     140608 703  0.7-  1.1+
    980621 670  0.5-  0.5+    980624 046  0.4+  0.5+    140608 703  0.1+  0.9-
    980621 670  0.5-  0.1+    980624 046  0.2+  0.4+    140608 703  0.1+  0.9+
    980621 670  0.5-  0.3+    980625 704  0.2-  0.7-    140608 703  0.5+  0.5+
    980621 670  0.7-  0.8+    980625 704  0.2-  0.2+    140608 703  0.8-  0.4-
    980621 658  1.0-  0.0     980625 704  0.3-  1.2-    140608 703  0.1-  0.5-
    980621 658  0.9-  0.5-    980625 704 (0.5-  2.4-)   140608 703  0.2-  0.9+
    980621 658  1.1-  0.5-    980625 704  1.4+  1.7-    140608 703 (1.5+  1.7+)
    980621 046  1.0+  0.5+    980628 557  0.4-  0.2+    140609 807  0.1+  0.1-
    980621 046  1.0+  0.0     980628 046  0.1-  0.5+    140609 807  0.1+  0.0
    980621 046  1.1+  0.4+    980628 046  0.1+  0.1+    140609 807  0.3+  0.3-
    980621 046  1.1+  0.3-    980628 046  0.1-  0.5+    140609 I52  0.3-  0.6-
    980621 104  0.3+  0.0     980628 046  0.4-  0.1-    140609 I52  0.1+  0.2-
    980621 104  0.2+  1.0+    980628 046  0.8-  0.2-    140609 I52  0.2+  0.1-
    980621 104  0.4+  0.1+    980628 557  0.1-  0.7+    140609 I52  0.1-  0.3+
    980621 104  0.7+  0.0     980628 557  0.1-  0.5-    140609 G96  0.3+  0.0
    980621 046  0.3+  0.1-    980630 402  0.7+  1.8-    140609 G96  0.2+  0.1-
    980621 046  0.5+  0.9+    980630 402  0.2+  0.4-    140609 G96  0.2+  0.1-
    980621 046  1.0+  0.8+    980630 402  0.3-  0.8-    140609 G96  0.4+  0.0
    980621 046  0.0   0.2+    980702 360  0.1+  0.1-    140610 I52  0.7+  1.0-
    980621 120  0.9+  1.4+    980702 360  0.2+  0.3+    140610 I52  0.5-  0.5-
    980621 120  0.3-  1.3+    980702 360  0.3+  0.1+    140610 I52  0.5+  0.4-
    980621 120 (0.0   2.7+)   980703 557  0.2-  0.5+    140610 I52  0.1+  0.4-
    980621 120  0.2-  0.3+    980703 557  0.5+  0.3+    140610 G96  0.2+  0.1-
    980622 860  0.0   1.3-    980703 557  0.2+  0.3+    140610 G96  0.3-  0.1-
    980622 860  1.9+  1.1+    980703 557  0.3+  0.3-    140610 G96  0.4+  0.3-
    980622 860  0.3-  1.3+    980718 402  0.4+  0.3-    140610 G96  0.3+  0.2+
    980622 860  0.3-  0.9-    980718 402  0.6-  0.3+
    980622 426  0.2-  0.3+    980718 402  0.7-  0.0
    
    Ephemeris:
    1998 MS2                 a,e,i = 1.73, 0.40, 19                  q = 1.0353
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2014 05 11    22 30 53.8 -44 33 59   0.2836  1.0436    88.9    75.4    20.3
    ...
    2014 05 26    22 23 01.5 -24 36 56   0.2717  1.0751    95.8    69.6    20.1
    ...
    2014 06 03    22 16 32.7 -13 57 31   0.2735  1.1004   101.2    64.7    20.0
    ...
    2014 06 09    22 10 14.2 -06 21 37   0.2789  1.1227   105.6    60.5    19.9
    2014 06 10    22 09 03.2 -05 08 38   0.2802  1.1267   106.4    59.8    19.9
    2014 06 11    22 07 49.8 -03 56 40   0.2816  1.1308   107.1    59.1    19.9
    ...
    2014 06 17    21 59 38.4 +02 51 18   0.2916  1.1563   111.8    54.7    19.9
    ...
    2014 06 25    21 46 20.3 +10 40 33   0.3102  1.1935   117.9    48.8    20.0
    ...
    2014 07 10    21 15 16.9 +20 50 08   0.3604  1.2704   128.0    39.1    20.2
    
    A. U. Tomatic                (C) Copyright 2014 MPC           M.P.E.C. 2014-L51
    

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