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  • MPEC 2019-T115 : 2019 TH2

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    M.P.E.C. 2019-T115                              Issued 2019 October 7, 00:06 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
    
                                    2019 TH2                                 
    
    
    Observations:
         K19T02H* C2019 10 05.21664 00 02 35.35 -18 47 13.7          20.6 GVET115G96
         K19T02H  C2019 10 05.22188 00 02 36.54 -18 46 17.9          20.7 GVET115G96
         K19T02H  C2019 10 05.22713 00 02 37.72 -18 45 22.8          21.0 GVET115G96
         K19T02H  C2019 10 05.23237 00 02 38.92 -18 44 27.2          21.0 GVET115G96
         K19T02H  C2019 10 05.32649 00 03 00.06 -18 27 34.5          19.1 GVET115I52
         K19T02H  C2019 10 05.32861 00 03 00.61 -18 27 12.0          19.5 GVET115I52
         K19T02H  C2019 10 05.33194 00 03 01.29 -18 26 34.2                VET115I52
         K19T02H  C2019 10 05.39530 00 03 16.56 -18 14 52.4          20.2 GVET115I52
         K19T02H  C2019 10 05.39620 00 03 16.67 -18 14 41.4          20.4 GVET115I52
         K19T02H  C2019 10 05.39710 00 03 16.92 -18 14 31.3          19.4 GVET115I52
         K19T02H KC2019 10 05.46832900 03 48.79 -17 57 31.6          20.5 GVET115474
         K19T02H KC2019 10 05.47072900 03 49.41 -17 57 04.6          20.4 GVET115474
         K19T02H KC2019 10 05.47313000 03 50.00 -17 56 37.9          21.0 GVET115474
         K19T02H |C2019 10 06.13232 00 07 25.09 -15 46 49.4          20.5 VuET115807
         K19T02H |C2019 10 06.13598 00 07 26.04 -15 46 03.0          20.7 VuET115807
         K19T02H |C2019 10 06.13986 00 07 27.05 -15 45 14.2          20.4 VuET115807
         K19T02H |C2019 10 06.14360 00 07 28.05 -15 44 26.9          20.7 VuET115807
         K19T02H KC2019 10 06.16382 00 07 41.15 -15 43 58.4          20.2 RoET115691
         K19T02H KC2019 10 06.17376 00 07 44.48 -15 41 29.8          20.1 RoET115691
         K19T02H  C2019 10 06.18118 00 07 46.46 -15 40 00.3          19.4 GVET115I52
         K19T02H  C2019 10 06.18271 00 07 46.83 -15 39 38.8          19.3 GVET115I52
         K19T02H KC2019 10 06.18373 00 07 47.31 -15 39 24.7          20.2 RoET115691
         K19T02H KC2019 10 06.36038 00 08 33.29 -15 01 24.5          20.4 GVET115734
         K19T02H KC2019 10 06.37013 00 08 36.28 -14 59 14.3          20.1 GVET115734
         K19T02H  C2019 10 06.37420 00 08 40.52 -14 58 20.3          20.6 GVET115654
         K19T02H  C2019 10 06.37821 00 08 41.67 -14 57 26.8          20.6 GVET115654
         K19T02H  C2019 10 06.38282 00 08 42.99 -14 56 25.0          20.4 GVET115654
         K19T02H  C2019 10 06.38683 00 08 44.14 -14 55 31.2          20.4 GVET115654
         K19T02H KC2019 10 06.38944 00 08 42.13 -14 54 55.8          20.2 GVET115734
         K19T02H KC2019 10 06.45171700 09 17.23 -14 36 33.4          20.5 GVET115474
         K19T02H KC2019 10 06.45353600 09 17.78 -14 36 09.1          20.3 GVET115474
         K19T02H KC2019 10 06.45535400 09 18.32 -14 35 44.6          20.0 GVET115474
         K19T02H  C2019 10 06.46128500 09 12.387-14 38 21.68         20.1 GVET115F51
         K19T02H  C2019 10 06.47218200 09 15.400-14 35 53.32         20.4 GVET115F51
         K19T02H  C2019 10 06.48306900 09 18.440-14 33 24.91         20.5 GVET115F51
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M. 
       Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    654 Table Mountain Observatory, Wrightwood-PHMC.  Observers P. Choi, N. Saini, 
       C. Zhai, R. Trahan, M. Shao.
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observer M. J. Brucker.  0.9-m 
       f/3 reflector + CCD.
    734 Farpoint Observatory, Eskridge.  Observers G. Hug, D. Cromer, D. Goodin.  
        Measurer D. Cromer.  0.69-m reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.  
        0.61-m f/6.5 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, E. 
       Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. 
       Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  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, D. 
       Rankin, R. L. Seaman, F. C. Shelly.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers D. Rankin, D. C. Fuls.  
        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, D. Rankin, R. L. Seaman, F. C. Shelly.  1.0-m 
       reflector + CCD.
    
    Orbital elements:
    2019 TH2                                                 Earth MOID = 0.0230 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Bell
    M 288.09665              (2000.0)            P               Q
    n   0.38846868     Peri.   22.32342     +0.78604076     -0.61704009
    a   1.8602246      Node    15.94965     +0.54459019     +0.66254809
    e   0.4610117      Incl.    7.82995     +0.29250888     +0.42460753
    P   2.54           H   26.4           G   0.15           U   6
    Residuals in seconds of arc
    191005 G96  0.2+  0.6-    191005 474  0.1+  0.3+    191006 654  0.2-  0.2-
    191005 G96  0.3+  0.1+    191006 807  0.2-  0.3-    191006 654  0.1-  0.3-
    191005 G96  0.2+  0.1-    191006 807  0.2-  0.0     191006 654  0.1-  0.3-
    191005 G96  0.5+  0.1+    191006 807  0.2-  0.1-    191006 654  0.1-  0.2-
    191005 I52  0.2-  0.1+    191006 807  0.1+  0.0     191006 734  0.4-  0.5-
    191005 I52  0.7+  0.6-    191006 691 (8.7- 24.2-)   191006 474  0.1-  0.1+
    191005 I52  0.6-  0.6+    191006 691  0.9-  0.0     191006 474  0.2+  0.0
    191005 I52  0.8+  0.6-    191006 I52 (0.6+  1.9-)   191006 474  0.4+  0.2+
    191005 I52  0.9-  0.3+    191006 I52  0.1-  0.3+    191006 F51  0.1-  0.1-
    191005 I52  0.5-  0.3+    191006 691  0.0   0.1-    191006 F51  0.0   0.1+
    191005 474  0.5-  0.0     191006 734  0.7+  1.3+    191006 F51  0.0   0.1-
    191005 474  0.0   0.3+    191006 734  1.2+  0.8+
    
    Ephemeris:
    2019 TH2                 a,e,i = 1.86, 0.46, 8                   q = 1.0026
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 09 07    23 22 24.2 -36 37 04   0.1763  1.1631   149.3    26.2    24.1
    ...
    2019 09 22    23 31 21.2 -34 42 49   0.1016  1.0892   145.5    31.5    23.0
    ...
    2019 09 30    23 44 12.5 -28 52 17   0.06539 1.0573   147.3    30.8    21.9
    ...
    2019 10 06    00 06 37.7 -16 15 24   0.04080 1.0376   156.9    22.2    20.6
    2019 10 07    00 12 39.7 -12 29 10   0.03716 1.0347   160.2    19.1    20.3
    2019 10 08    00 19 45.9 -07 54 13   0.03377 1.0319   164.3    15.2    20.0
    ...
    2019 10 14    01 48 01.1 +40 54 18   0.02406 1.0177   146.1    33.1    19.7
    ...
    2019 10 22    07 25 38.9 +68 41 45   0.04587 1.0057   101.7    75.7    22.4
    ...
    2019 11 06    09 50 50.8 +59 16 50   0.1059  1.0063    95.1    78.9    24.3
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-T115
    


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