[Iaude] MPEC S12: 2017 RS2 [a=1.26,e=0.20,i=3.0,H=26.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Sep 17 11:55:17 EDT 2017


M.P.E.C. 2017-S12                                Issued 2017 Sept. 17, 15:51 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 RS2
 
Observations:
     K17R02S* C2017 09 14.35329 21 35 24.86 -07 26 19.3          18.9 oLES012T05
     K17R02S  C2017 09 14.36030 21 35 36.27 -07 26 48.2          18.7 oLES012T05
     K17R02S  C2017 09 14.36419 21 35 42.55 -07 27 03.7          18.7 oLES012T05
     K17R02S  C2017 09 14.36758 21 35 47.97 -07 27 16.8          18.7 oLES012T05
     K17R02S  C2017 09 14.37428 21 35 58.80 -07 27 43.0          18.1 oLES012T05
     K17R02S  C2017 09 14.37811 21 36 04.98 -07 27 59.1          18.8 oLES012T05
     K17R02S KC2017 09 14.97642 21 53 37.62 -08 08 40.5                UES012J95
     K17R02S KC2017 09 14.97836 21 53 40.71 -08 08 46.9                UES012J95
     K17R02S KC2017 09 14.97934 21 53 42.25 -08 08 50.4          18.4 GUES012J95
     K17R02S KC2017 09 15.10152 21 57 26.87 -08 14 24.7          19.1 RuES012850
     K17R02S KC2017 09 15.10877 21 57 37.97 -08 14 51.4          18.0 RuES012850
     K17R02S KC2017 09 15.11601 21 57 49.09 -08 15 16.0          18.6 RuES012850
     K17R02S KC2017 09 15.12326 21 58 00.19 -08 15 41.4          18.7 RuES012850
     K17R02S  C2017 09 15.23948 22 01 07.14 -08 21 55.0          18.5 VqES012I52
     K17R02S  C2017 09 15.24005 22 01 07.99 -08 21 57.0          18.7 VqES012I52
     K17R02S  C2017 09 15.24061 22 01 08.83 -08 21 58.6          18.2 VqES012I52
     K17R02S  C2017 09 15.24116 22 01 09.66 -08 22 00.6          18.2 VqES012I52
     K17R02S |C2017 09 15.39391 22 05 41.40 -08 21 43.1          18.2 RvES012Q62
     K17R02S |C2017 09 15.39422 22 05 41.86 -08 21 43.9          17.9 RvES012Q62
     K17R02S |C2017 09 15.40055 22 05 51.48 -08 22 06.0          17.9 RvES012Q62
     K17R02S KC2017 09 15.49821 22 08 14.43 -08 27 11.5          18.6 VqES012E23
     K17R02S KC2017 09 15.50515 22 08 24.49 -08 27 33.3          18.8 VqES012E23
     K17R02S KC2017 09 15.51209 22 08 34.58 -08 27 55.4          18.5 VqES012E23
     K17R02S KC2017 09 15.86774 22 17 56.81 -08 55 03.8          18.9 VtES012L04
     K17R02S KC2017 09 15.87126 22 18 01.80 -08 55 13.3          18.9 VtES012L04
     K17R02S KC2017 09 15.88128 22 18 17.27 -08 55 46.1          17.7  oES012K88
     K17R02S KC2017 09 15.88329 22 18 20.12 -08 55 51.6          18.3  oES012K88
     K17R02S KC2017 09 16.11846 22 24 26.09 -09 05 16.1          18.9 VqES012W34
     K17R02S KC2017 09 16.12684 22 24 37.39 -09 05 39.0          18.7 VqES012W34
     K17R02S KC2017 09 16.13354 22 24 46.42 -09 05 57.3          18.7 VqES012W34
     K17R02S  C2017 09 16.18910 22 26 13.29 -09 08 00.8                qES012I52
     K17R02S  C2017 09 16.18969 22 26 14.06 -09 08 02.5                qES012I52
     K17R02S  C2017 09 16.19032 22 26 14.90 -09 08 04.3          18.7 VqES012I52
     K17R02S  C2017 09 16.36725 22 30 27.23 -09 14 06.3          18.6 oLES012T08
     K17R02S  C2017 09 16.37482 22 30 36.85 -09 14 25.9          18.8 oLES012T08
     K17R02S  C2017 09 16.38373 22 30 48.21 -09 14 47.1          18.8 oLES012T08
     K17R02S  C2017 09 16.39160 22 30 58.25 -09 15 06.7          18.3 oLES012T08
     K17R02S  C2017 09 17.22919 22 50 12.52 -09 46 07.3          19.1 VqES012I52
     K17R02S  C2017 09 17.22979 22 50 13.20 -09 46 08.5          19.1 VqES012I52
     K17R02S  C2017 09 17.23039 22 50 13.89 -09 46 09.8          18.9 VqES012I52
     K17R02S  C2017 09 17.23098 22 50 14.57 -09 46 10.7          18.9 VqES012I52
 
Observer details:
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, H. H. Rice,
    L. D. Parson, R. G. McCoy.  0.3-m f/9.4 Schmidt-Cassegrain + CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers R. G. Matheny,
    J. A. Johnson.  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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5.0
    reflector + CCD.
Q62 iTelescope Observatory, Siding Spring.  Observers S. Foglia, L. Buzzi,
    P. Concari, C. Cremaschini, G. Galli, M. Tombelli, P. S. Lau.  0.15-m f/7
    refractor + CCD, 0.51-m f/6.8 astrograph + CCD + focal reducer.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, A. Heinze, H. Weiland,
    B. Stalder, J. Tonry.  Measurers L. Denneau, A. Heinze, J. Tonry.  0.5-m
    f/2.0 Schmidt + CCD.
T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, A. Heinze, H. Weiland,
    B. Stalder, J. Tonry.  Measurers L. Denneau, A. Heinze, J. Tonry.  0.5-m
    f/2.0 Schmidt + CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.20-m f/10
    Schmidt-Cassegrain + CCD + f/7.0 focal reducer.
 
Orbital elements:
2017 RS2                                                 Earth MOID = 0.0101 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M   9.57198              (2000.0)            P               Q
n   0.69769678     Peri.  152.21829     +0.82382799     +0.56680694
a   1.2589976      Node   173.24407     -0.52922074     +0.77297027
e   0.2021359      Incl.    2.97725     -0.20305873     +0.28503834
P   1.41           H   26.3           G   0.15           U   6
Residuals in seconds of arc
170914 T05  0.5-  0.4+    170915 I52  0.4-  0.1-    170916 W34  0.3-  0.1+
170914 T05  0.7+  0.3-    170915 I52  0.4-  0.1+    170916 W34  0.3-  0.2-
170914 T05  0.7+  0.2-    170915 I52  0.2-  0.1-    170916 I52  0.3+  0.1+
170914 T05  0.2-  0.3+    170915 Q62  0.7+  0.9-    170916 I52  0.0   0.0
170914 T05  0.1-  0.8+    170915 Q62  0.5+  0.6-    170916 I52  0.1-  0.1-
170914 T05  0.2-  0.1-    170915 Q62  1.1+  0.9-    170916 T08  0.1-  0.9+
170914 J95  0.3-  0.1+    170915 E23  0.2+  0.0     170916 T08  0.6-  0.1-
170914 J95  0.1-  0.3+    170915 E23  0.0   0.1+    170916 T08  0.4-  0.4+
170914 J95  0.4-  0.2+    170915 E23  0.4+  0.3-    170916 T08  0.1+  0.3-
170915 850  0.8+  0.3-    170915 L04  0.1+  0.3-    170917 I52  0.2+  0.1+
170915 850  0.3+  1.3-    170915 L04  0.2+  0.0     170917 I52  0.1+  0.1+
170915 850  0.8+  0.4-    170915 K88  0.4-  0.0     170917 I52  0.1+  0.0
170915 850  1.2+  0.4-    170915 K88  0.3-  0.1+    170917 I52  0.2+  0.2+
170915 I52  0.4-  0.0     170916 W34  0.0   0.2+

Ephemeris:
2017 RS2                 a,e,i = 1.26, 0.20, 3                   q = 1.0045
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 18    15 21 14.4 +09 09 55   0.06032 1.0048    81.2    95.4    23.6
...
2017 09 02    16 41 02.0 +06 15 03   0.02914 1.0086    88.3    90.0    21.8
...
2017 09 10    19 15 17.3 -01 04 26   0.01726 1.0159   120.5    58.6    19.6
...
2017 09 16    22 21 17.1 -08 54 46   0.01920 1.0236   160.8    18.9    18.7
2017 09 17    22 45 04.5 -09 34 00   0.02056 1.0250   165.0    14.7    18.7
2017 09 18    23 05 48.4 -10 02 49   0.02213 1.0265   168.0    11.8    18.8
...
2017 09 24    00 22 48.8 -10 58 24   0.03414 1.0366   167.7    11.9    19.8
...
2017 10 02    01 04 21.9 -10 36 02   0.05365 1.0525   163.8    15.4    20.9
...
2017 10 17    01 29 54.5 -08 57 49   0.09667 1.0890   161.9    16.5    22.3

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S12




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