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  • MPEC 2015-Y43 : 2015 YE1

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    M.P.E.C. 2015-Y43                                Issued 2015 Dec. 19, 21:11 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2015 YE1
    
    Observations:
         K15Y01E* C2015 12 18.32336 05 42 30.67 +21 30 38.4          20.0 VqEY043G96
         K15Y01E  C2015 12 18.32796 05 42 29.73 +21 32 16.3                qEY043G96
         K15Y01E  C2015 12 18.33257 05 42 28.76 +21 33 55.2          19.9 VqEY043G96
         K15Y01E  C2015 12 18.33721 05 42 27.78 +21 35 34.2          19.7 VqEY043G96
         K15Y01E  C2015 12 18.36208 05 42 22.62 +21 44 27.8          20.1 VqEY043G96
         K15Y01E  C2015 12 18.36346 05 42 22.27 +21 44 57.3          19.7 VqEY043G96
         K15Y01E  C2015 12 18.36482 05 42 22.01 +21 45 26.7          19.9 VqEY043G96
         K15Y01E  C2015 12 18.36618 05 42 21.74 +21 45 56.1          20.4 VqEY043G96
         K15Y01E  C2015 12 18.40947 05 42 13.05 +22 01 32.2          19.6 VqEY043G96
         K15Y01E  C2015 12 18.41166 05 42 12.59 +22 02 19.6          20.0 VqEY043G96
         K15Y01E  C2015 12 18.41384 05 42 12.19 +22 03 07.3          19.9 VqEY043G96
         K15Y01E  C2015 12 18.41611 05 42 11.75 +22 03 55.0                qEY043G96
         K15Y01E HC2015 12 18.49626 05 41 57.93 +22 33 20.6                oEY043291
         K15Y01E HC2015 12 18.49644 05 41 58.00 +22 33 23.4                oEY043291
         K15Y01E HC2015 12 18.49661 05 41 57.98 +22 33 27.4                oEY043291
         K15Y01E KC2015 12 19.04714 05 41 07.23 +26 26 14.7          19.8 VqEY043I93
         K15Y01E KC2015 12 19.05572 05 41 04.97 +26 30 14.4          19.7 VqEY043I93
         K15Y01E KC2015 12 19.06564 05 41 02.65 +26 34 52.8          20.1 VqEY043I93
         K15Y01E  C2015 12 19.18233 05 41 10.64 +27 32 11.3                qEY043G96
         K15Y01E  C2015 12 19.18691 05 41 09.50 +27 34 30.9          19.8 VqEY043G96
         K15Y01E  C2015 12 19.19149 05 41 08.39 +27 36 49.8          19.3 VqEY043G96
         K15Y01E  C2015 12 19.19609 05 41 07.31 +27 39 07.5          20.3 VqEY043G96
         K15Y01E  C2015 12 19.19616 05 41 07.22 +27 39 11.9          19.9 VqEY043I52
         K15Y01E  C2015 12 19.19703 05 41 06.99 +27 39 38.8          19.8 VqEY043I52
         K15Y01E  C2015 12 19.19794 05 41 06.74 +27 40 06.6          20.0 VqEY043I52
         K15Y01E  C2015 12 19.19880 05 41 06.51 +27 40 32.6          19.8 VqEY043I52
         K15Y01E  C2015 12 19.20324 05 41 05.43 +27 42 48.5          19.4 VqEY043G96
         K15Y01E  C2015 12 19.20948 05 41 03.79 +27 45 58.8          19.7 VqEY043G96
         K15Y01E  C2015 12 19.21572 05 41 02.14 +27 49 09.5          19.4 VqEY043G96
         K15Y01E  C2015 12 19.22196 05 41 00.47 +27 52 21.6          19.8 VqEY043G96
         K15Y01E ]C2015 12 19.29507 05 40 39.89 +28 30 06.0          19.2 RoEY043695
         K15Y01E ]C2015 12 19.29563 05 40 39.71 +28 30 23.2          19.0 RoEY043695
         K15Y01E ]C2015 12 19.29622 05 40 39.54 +28 30 41.6          19.1 RoEY043695
         K15Y01E KC2015 12 19.84052 05 39 18.89 +33 44 47.3                qEY043587
         K15Y01E KC2015 12 19.84729 05 39 16.80 +33 49 15.5          19.5 RqEY043587
         K15Y01E KC2015 12 19.85406 05 39 14.70 +33 53 44.7                qEY043587
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    587 Sormano.  Observers A. Fumagalli, P. Sicoli, A. Testa.  Measurer P. Sicoli.
        0.5-m f/6.8 reflector + CCD.
    695 Kitt Peak.  Observers L. Lebofsky, M. Trueblood, R. Crawford.  Measurer
        R. Crawford.  2.3-m f/3.0 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  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 + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        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.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    
    Orbital elements:
    2015 YE1                                                 Earth MOID = 0.0141 AU
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
    M 334.83964              (2000.0)            P               Q
    n   0.74607829     Peri.   77.70682     -0.94513945     -0.27547320
    a   1.2039629      Node    86.10528     +0.18643740     -0.89621746
    e   0.3206887      Incl.   10.13567     +0.26823965     -0.34771940
    P   1.32           H   27.4           G   0.15           U   7
    Residuals in seconds of arc
    151218 G96  0.1-  0.4+    151218 291  1.0-  0.6+    151219 I52  0.4-  0.1-
    151218 G96  0.3+  0.1+    151218 291  0.3+  0.5-    151219 I52  0.6-  0.3-
    151218 G96  0.2+  0.4+    151218 291  0.4+  0.3-    151219 G96  0.2+  0.1+
    151218 G96  0.2+  0.1+    151219 I93  0.9+  0.3+    151219 G96  0.1-  0.2-
    151218 G96  0.6+  0.0     151219 I93  1.3-  0.1-    151219 G96  0.1-  0.4-
    151218 G96  0.3-  0.2-    151219 I93  0.1-  0.0     151219 G96  0.1-  0.5+
    151218 G96  0.0   0.0     151219 G96  0.1-  0.6-    151219 695  0.6+  1.0+
    151218 G96  0.2+  0.1+    151219 G96  0.4-  0.1-    151219 695  0.4+  0.7+
    151218 G96  0.3+  0.3+    151219 G96  0.1-  0.5-    151219 695  0.5+  0.7+
    151218 G96  0.2-  0.1+    151219 G96 (0.9+  2.8-)   151219 587  0.0   0.3+
    151218 G96  0.1+  0.4+    151219 I52  0.0   0.6-    151219 587  0.0   0.2-
    151218 G96  0.0   1.2-    151219 I52  0.2-  0.2-    151219 587  0.4+  0.3-
    
    Ephemeris:
    2015 YE1                 a,e,i = 1.20, 0.32, 10                  q = 0.8179
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 11 19    05 41 50.2 -01 17 42   0.2148  1.1666   142.7    30.9    25.7
    ...
    2015 12 04    05 46 48.6 -00 02 33   0.1140  1.0880   152.3    24.9    24.0
    ...
    2015 12 12    05 46 33.1 +04 43 31   0.06457 1.0456   160.1    18.7    22.5
    ...
    2015 12 18    05 43 00.8 +19 42 27   0.03022 1.0142   176.3     3.6    20.2
    2015 12 19    05 41 19.3 +26 05 52   0.02510 1.0090   177.2     2.8    19.7
    2015 12 20    05 38 27.5 +35 33 21   0.02046 1.0039   167.6    12.1    19.7
    ...
    2015 12 26    17 58 43.7 +42 14 17   0.02524 0.9734    65.7   112.9    23.7
    ...
    2016 01 03    17 52 21.3 +19 13 31   0.06991 0.9348    44.5   132.5    27.4
    ...
    2016 01 18    17 55 53.1 +10 14 16   0.1613  0.8725    42.9   129.9    28.8
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-Y43
    

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