[Iaude] MPEC B74: 2019 BC1 [a=2.52,e=0.64,i=17.7,H=20.9,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Jan 25 16:49:16 EST 2019


M.P.E.C. 2019-B74                                Issued 2019 Jan. 25, 21:46 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


                                   2019 BC1
 
Observations:
     K19B01C* C2019 01 19.53121 13 52 33.48 +08 07 51.1          20.1 GVEB074G96
     K19B01C  C2019 01 19.53708 13 52 33.81 +08 08 12.9          20.1 GVEB074G96
     K19B01C  C2019 01 19.54295 13 52 34.10 +08 08 34.1          20.4 GVEB074G96
     K19B01C  C2019 01 19.54884 13 52 34.47 +08 08 56.5          20.7 GVEB074G96
     K19B01C  C2019 01 19.55275 13 52 34.68 +08 09 11.3          21.1 GVEB074G96
     K19B01C  C2019 01 19.55378 13 52 34.77 +08 09 14.4          21.2 GVEB074G96
     K19B01C  C2019 01 19.55407 13 52 34.76 +08 09 15.9          20.8 GVEB074G96
     K19B01C  C2019 01 24.49361 13 57 16.72 +12 55 40.0          20.6 GVEB074I52
     K19B01C  C2019 01 24.49538 13 57 16.82 +12 55 45.5          20.2 GVEB074I52
     K19B01C  C2019 01 24.49715 13 57 16.86 +12 55 51.8          20.2 GVEB074I52
     K19B01C  C2019 01 24.49892 13 57 16.93 +12 55 57.5          20.2 GVEB074I52
     K19B01C pC2019 01 25.05320913 57 42.52 +13 25 38.1          20.6 GVEB074L01
     K19B01C KC2019 01 25.05554713 57 42.60 +13 25 45.2          20.8 GVEB074L01
     K19B01C pC2019 01 25.06022413 57 42.80 +13 26 00.4          20.4 GVEB074L01
     K19B01C KC2019 01 25.06489413 57 43.00 +13 26 15.0          20.5 GVEB074L01
     K19B01C  C2019 01 25.47233 13 58 00.20 +13 47 59.2          19.9 GVEB074I52
     K19B01C  C2019 01 25.47358 13 58 00.21 +13 48 03.3          19.2 GVEB074I52
     K19B01C  C2019 01 25.47483 13 58 00.25 +13 48 07.1          20.1 GVEB074I52
     K19B01C  C2019 01 25.47608 13 58 00.32 +13 48 11.1          19.9 GVEB074I52
     K19B01C  C2019 01 25.47874513 58 00.30 +13 48 19.1          20.5 GVEB074H01
     K19B01C  C2019 01 25.48282813 58 00.43 +13 48 32.2          20.3 GVEB074H01
     K19B01C  C2019 01 25.49521213 58 00.81 +13 49 11.4          21.3 GVEB074H01
     K19B01C  C2019 01 25.49982413 58 00.98 +13 49 26.0          20.8 GVEB074H01
 
Observer details:
G96 Mt. Lemmon Survey.  Observer H. Groeller.  Measurers B. M. Africano,
    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, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers H. Groeller,
    B. M. Africano.  Measurers B. M. Africano, 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, R. L. Seaman,
    F. C. Shelly.  1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
 
Orbital elements:
2019 BC1                                            PHA, Earth MOID = 0.0093 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  32.97138              (2000.0)            P               Q
n   0.24653924     Peri.  328.74049     +0.03137162     -0.96276867
a   2.5189063      Node   118.21477     +0.96837818     -0.03724369
e   0.6358154      Incl.   17.74039     +0.24750662     +0.26774875
P   4.00           H   20.9           G   0.15           U   7
Residuals in seconds of arc
190119 G96  0.1+  0.4+    190124 I52  0.4+  0.3-    190125 I52  0.3-  0.1+
190119 G96  0.1+  0.3+    190124 I52  0.0   0.2+    190125 I52  0.3-  0.1-
190119 G96  0.5-  0.4-    190124 I52  0.1+  0.1+    190125 I52  0.2+  0.1-
190119 G96  0.0   0.0     190125 L01  0.3-  0.5+    190125 H01  0.1+  0.0
190119 G96  0.1-  0.2+    190125 L01  0.4-  0.0     190125 H01  0.1+  0.1+
190119 G96  0.4+  0.5-    190125 L01  0.1-  0.1+    190125 H01  0.2-  0.0
190119 G96  0.0   0.1-    190125 L01  0.2+  0.3-    190125 H01  0.1+  0.0
190124 I52  0.1-  0.1-    190125 I52  0.2+  0.1-

Ephemeris:
2019 BC1                 a,e,i = 2.52, 0.64, 18                  q = 0.9173
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 26    13 01 55.1 -30 03 05   0.1949  0.9325    69.3    99.4    20.8
...
2019 01 10    13 38 33.9 -03 21 23   0.2407  0.9924    85.1    80.9    20.6
...
2019 01 18    13 50 44.6 +06 30 37   0.2754  1.0394    93.9    70.8    20.7
...
2019 01 24    13 56 52.7 +12 28 53   0.3032  1.0798   100.2    63.8    20.7
2019 01 25    13 57 39.1 +13 23 01   0.3079  1.0869   101.2    62.7    20.8
2019 01 26    13 58 21.0 +14 15 46   0.3127  1.0941   102.2    61.6    20.8
...
2019 02 01    14 00 59.3 +19 06 08   0.3415  1.1391   108.2    55.3    20.9
...
2019 02 09    14 00 16.2 +24 34 28   0.3815  1.2030   115.9    47.5    21.0
...
2019 02 24    13 46 35.1 +32 12 23   0.4648  1.3309   128.8    35.4    21.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B74



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