• Processing (Info)

    • MPEC 2018-R153: 2018 RR5

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    M.P.E.C. 2018-R153                               Issued 2018 Sept. 14, 18:15 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

                                   2018 RR5

Observations:
     K18R05R* C2018 09 13.27632 23 38 15.12 -24 40 15.8          18.7 GUER153703
     K18R05R  C2018 09 13.28172 23 38 17.09 -24 38 13.2          18.5 GUER153703
     K18R05R  C2018 09 13.28710 23 38 18.95 -24 36 09.6          18.1 GUER153703
     K18R05R  C2018 09 13.29249 23 38 20.99 -24 34 03.2          18.4 GUER153703
     K18R05R  C2018 09 13.35569 23 38 43.53 -24 09 43.4          18.1 GUER153I52
     K18R05R  C2018 09 13.35582 23 38 43.56 -24 09 40.8          18.3 GUER153I52
     K18R05R  C2018 09 13.35595 23 38 43.62 -24 09 37.9          18.7 GUER153I52
     K18R05R  C2018 09 13.35608 23 38 43.66 -24 09 35.6          18.8 GUER153I52
     K18R05R  C2018 09 14.25362 23 45 47.12 -18 46 45.9          18.6 GVER153I52
     K18R05R  C2018 09 14.25386 23 45 47.20 -18 46 41.2          18.8 GVER153I52
     K18R05R  C2018 09 14.25410 23 45 47.28 -18 46 36.3          18.5 GVER153I52
     K18R05R  C2018 09 14.25434 23 45 47.34 -18 46 31.3          18.4 GVER153I52
     K18R05R KC2018 09 14.51905723 47 26.39 -17 11 55.5          19.1 GVER153474
     K18R05R KC2018 09 14.51967623 47 26.56 -17 11 43.6          19.0 GVER153474
     K18R05R KC2018 09 14.52029423 47 26.72 -17 11 31.4          19.0 GVER153474
     K18R05R KC2018 09 14.52091223 47 26.90 -17 11 19.9          19.0 GVER153474
     K18R05R KC2018 09 14.55099 23 47 41.88 -17 02 36.0          19.2 VqER153E23
     K18R05R KC2018 09 14.56488 23 47 45.44 -16 58 09.4          19.1 VqER153E23
     K18R05R KC2018 09 14.57877 23 47 48.89 -16 53 43.5          19.3 VqER153E23

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.
703 Catalina Sky 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, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
    R. L. Seaman, F. C. Shelly.  0.68-m Schmidt + 10K CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers E. J. Christensen,
    H. Groeller.  Measurers B. M. Africano, E. J. Christensen, G. A. Farneth,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. A. Johnson,
    R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly.
    1.0-m reflector + CCD.

Orbital elements:
2018 RR5                                                 Earth MOID = 0.0170 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 265.36224              (2000.0)            P               Q
n   0.65165964     Peri.  322.08197     +0.75037085     +0.66100418
a   1.3176159      Node   356.53301     -0.58854600     +0.66524488
e   0.2431301      Incl.    3.91752     -0.30092724     +0.34716382
P   1.51           H   26.2           G   0.15           U   7
Residuals in seconds of arc
180913 703  0.1-  0.5+    180913 I52  0.2+  0.5-    180914 474  0.1-  0.2+
180913 703  0.0   1.1-    180914 I52  0.1-  0.2-    180914 474  0.1+  0.3-
180913 703  1.1-  1.3-    180914 I52  0.1+  0.3-    180914 E23  0.1-  0.1+
180913 703  0.3+  1.0+    180914 I52  0.2+  0.1-    180914 E23  0.2+  0.4+
180913 I52  0.3+  0.8+    180914 I52  0.1+  0.1+    180914 E23  0.4-  0.1-
180913 I52  0.1+  0.4+    180914 474  0.0   0.0
180913 I52  0.3+  0.3+    180914 474  0.0   0.1-

Ephemeris:
2018 RR5                 a,e,i = 1.32, 0.24, 4                   q = 0.9973
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 08 15    13 09 55.5 -44 26 58   0.07551 0.9973    76.0    99.8    24.2
...
2018 08 30    14 07 57.5 -60 49 53   0.03624 1.0052    81.7    96.2    22.5
...
2018 09 07    20 43 41.6 -70 23 42   0.02040 1.0158   112.2    66.7    20.1
...
2018 09 13    23 35 41.7 -26 23 41   0.02167 1.0264   157.4    22.1    19.0
2018 09 14    23 43 51.1 -20 09 14   0.02328 1.0283   162.9    16.7    19.0
2018 09 15    23 50 21.2 -14 45 09   0.02517 1.0304   167.4    12.3    19.0
...
2018 09 21    00 11 46.9 +04 43 01   0.03990 1.0437   172.4     7.3    19.8
...
2018 09 29    00 22 41.7 +14 39 06   0.06382 1.0643   167.5    11.7    21.1
...
2018 10 14    00 30 35.9 +20 03 06   0.1165  1.1099   163.8    14.5    22.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-R153

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