[Iaude] MPEC S11: 2017 RQ2 [a=2.43,e=0.52,i=21.0,H=20.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Sep 17 11:51:18 EDT 2017


M.P.E.C. 2017-S11                                Issued 2017 Sept. 17, 15:47 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 RQ2
 
Observations:
     K17R02Q  C2017 08 10.54920 01 33 32.460-20 41 31.83         20.7 iLES011F51
     K17R02Q  C2017 08 10.57471 01 33 35.323-20 40 39.80         20.3 iLES011F51
     K17R02Q  C2017 08 10.60056 01 33 38.188-20 39 47.17         21.2 iLES011F51
     K17R02Q  C2017 08 10.61907 01 33 40.259-20 39 08.97         21.0 iLES011F51
     K17R02Q  C2017 08 24.57392 02 00 01.935-10 18 11.24         20.0 wLES011F51
     K17R02Q  C2017 08 24.59987 02 00 04.466-10 16 42.57         20.0 wLES011F51
     K17R02Q* C2017 09 13.54130 02 32 30.52 +16 31 06.0          18.8 oLES011T08
     K17R02Q  C2017 09 13.54834 02 32 30.99 +16 31 51.1          18.7 oLES011T08
     K17R02Q  C2017 09 13.54926 02 32 31.03 +16 31 55.3          18.9 oLES011T08
     K17R02Q  C2017 09 13.55777 02 32 31.70 +16 32 49.0          18.8 oLES011T08
     K17R02Q KC2017 09 13.91709 02 33 04.52 +17 09 56.2          17.6 RqES011B49
     K17R02Q KC2017 09 13.91963 02 33 04.77 +17 10 12.4          18.7 RqES011B49
     K17R02Q KC2017 09 13.92098 02 33 04.89 +17 10 21.1          18.6 RqES011B49
     K17R02Q KC2017 09 13.93589 02 33 05.93 +17 11 54.8                qES011104
     K17R02Q KC2017 09 13.93955 02 33 06.23 +17 12 18.2          18.9 RqES011104
     K17R02Q KC2017 09 13.94330 02 33 06.52 +17 12 41.8          18.7 RqES011104
     K17R02Q KC2017 09 13.95029 02 33 07.11 +17 13 25.6          18.7 RqES011104
     K17R02Q KC2017 09 13.97063 02 33 08.65 +17 15 33.2          18.8  tES011K63
     K17R02Q KC2017 09 13.97300 02 33 08.82 +17 15 47.5          18.7  tES011K63
     K17R02Q KC2017 09 13.97959 02 33 09.41 +17 16 29.5          19.1  tES011K63
     K17R02Q KC2017 09 14.06772 02 33 15.81 +17 25 43.9          19.4 VtES011L04
     K17R02Q KC2017 09 14.08731 02 33 17.30 +17 27 47.2          19.3 VtES011L04
     K17R02Q KC2017 09 14.09639 02 33 17.99 +17 28 44.3          19.6 VtES011L04
     K17R02Q  C2017 09 14.38354 02 33 43.68 +17 59 00.2          19.3 VqES011I52
     K17R02Q  C2017 09 14.38965 02 33 44.13 +17 59 38.7          19.4 VqES011I52
     K17R02Q  C2017 09 14.39007 02 33 44.16 +17 59 41.4          19.4 VqES011I52
     K17R02Q  C2017 09 14.39049 02 33 44.21 +17 59 44.2          19.3 VqES011I52
     K17R02Q KC2017 09 14.42803 02 33 46.70 +18 03 42.0                oES011711
     K17R02Q  C2017 09 14.42939 02 33 47.01 +18 03 50.8          18.4 VqES011703
     K17R02Q KC2017 09 14.43082 02 33 46.90 +18 04 00.1                oES011711
     K17R02Q KC2017 09 14.43439 02 33 47.16 +18 04 21.7                oES011711
     K17R02Q  C2017 09 14.44035 02 33 47.91 +18 05 00.2          17.2 VqES011703
     K17R02Q KC2017 09 14.87533 02 34 26.44 +18 50 42.7          17.8 RqES011585
     K17R02Q KC2017 09 14.87573 02 34 26.47 +18 50 45.0          18.0 RqES011585
     K17R02Q KC2017 09 14.87612 02 34 26.56 +18 50 47.9          18.1 RqES011585
     K17R02Q KC2017 09 14.87651 02 34 26.56 +18 50 50.2          18.2 RqES011585
     K17R02Q KC2017 09 14.87703 02 34 26.61 +18 50 53.5          18.1 RqES011585
     K17R02Q KC2017 09 14.93718 02 34 31.86 +18 57 14.9          18.0 GUES011J69
     K17R02Q KC2017 09 14.94242 02 34 32.27 +18 57 48.6          18.2 GUES011J69
     K17R02Q KC2017 09 14.94765 02 34 32.72 +18 58 22.2          18.0 GUES011J69
     K17R02Q KC2017 09 15.30165 02 35 01.88 +19 36 12.2          19.0 RuES011850
     K17R02Q KC2017 09 15.32167 02 35 03.61 +19 38 19.8          19.4 RuES011850
     K17R02Q KC2017 09 15.33741 02 35 04.73 +19 40 00.5          18.7 RuES011850
     K17R02Q KC2017 09 15.35512 02 35 06.01 +19 41 54.6          18.4 RuES011850
     K17R02Q KC2017 09 15.37452002 35 07.49 +19 43 56.1          19.2 VuES011H21
     K17R02Q KC2017 09 15.37732902 35 07.70 +19 44 13.9          19.2 VuES011H21
     K17R02Q KC2017 09 15.38163902 35 08.00 +19 44 41.5          19.3 VuES011H21
     K17R02Q |C2017 09 15.69620 02 35 34.82 +20 18 58.0          18.8 RoES011Q62
     K17R02Q |C2017 09 15.69989 02 35 35.11 +20 19 20.4          18.7 RoES011Q62
     K17R02Q |C2017 09 15.71338 02 35 36.02 +20 20 47.8          18.7 RoES011Q62
     K17R02Q KC2017 09 15.86891 02 35 50.71 +20 36 37.3          18.2 RSES011B15
     K17R02Q KC2017 09 15.87021 02 35 50.80 +20 36 45.9          18.5 RSES011B15
     K17R02Q KC2017 09 15.87151 02 35 50.89 +20 36 54.4          18.2 RSES011B15
     K17R02Q KC2017 09 15.87281 02 35 50.99 +20 37 02.9          18.2 RSES011B15
     K17R02Q KC2017 09 15.87704 02 35 51.37 +20 37 29.9          18.7 RSES011B15
     K17R02Q KC2017 09 15.92452 02 35 55.31 +20 42 38.3          18.9 RqES011A17
     K17R02Q KC2017 09 15.93624 02 35 56.22 +20 43 54.6          18.9 RqES011A17
     K17R02Q KC2017 09 15.94799 02 35 57.12 +20 45 10.6          18.7 RqES011A17
     K17R02Q KC2017 09 16.35949 02 36 30.19 +21 29 41.1          19.0 RuES011850
     K17R02Q KC2017 09 16.36846 02 36 30.81 +21 30 38.6          18.9 RuES011850
     K17R02Q KC2017 09 16.37677 02 36 31.54 +21 31 32.6          18.7 RuES011850
     K17R02Q KC2017 09 16.38987 02 36 32.26 +21 32 58.5          19.0 RuES011850
     K17R02Q KC2017 09 17.18349 02 37 40.01 +22 58 52.5          18.9 VqES011W34
     K17R02Q KC2017 09 17.18870 02 37 40.33 +22 59 26.1          19.1 VqES011W34
     K17R02Q KC2017 09 17.20791 02 37 41.84 +23 01 32.6          19.1 VqES011W34
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
585 Kyiv comet station.  Observers A. Baransky, S. Borysenko, Y. Krugly.
    0.7-m f/4 reflector + CCD.
703 Catalina Sky Survey.  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.  0.68-m Schmidt + 10K CCD.
711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
    reducer.
850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.3-m f/9.4
    Schmidt-Cassegrain + CCD.
A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.
    0.36-m f/6 Schmidt-Cassegrain + CCD.
B15 Inastars Observatory, Potsdam (since 2006).  Observer B. Thinius.  0.36-m
    f/5.6 Schmidt-Cassegrain + CCD.
B49 Paus Observatory, Sabadell.  Observer J. Camarasa.  0.30-m f/4 Newtonian
    reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
    Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
    astrograph + CCD, 0.81-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. G. Matheny.
    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.
J69 North Observatory, Clanfield.  Observer D. Briggs.  0.41-m f/4.5 Newtonian
    reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.40-m
    f/3.2 Newtonian reflector + 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.  0.15-m f/7 refractor
    + 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 RQ2                                                 Earth MOID = 0.1816 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 352.48100              (2000.0)            P               Q
n   0.25987599     Peri.   19.33651     +0.94603091     -0.32406380
a   2.4319722      Node   359.54211     +0.22961690     +0.67648948
e   0.5197320      Incl.   20.96781     +0.22869544     +0.66132037
P   3.79           H   20.1           G   0.15           U   5
Residuals in seconds of arc
170810 F51  0.1-  0.1-    170914 L04  0.2+  0.4+    170915 H21  0.2+  0.1-
170810 F51  0.1+  0.0     170914 I52  0.1-  0.2+    170915 H21  0.3+  0.3-
170810 F51  0.1-  0.2-    170914 I52  0.1-  0.0     170915 H21  0.1+  0.2-
170810 F51  0.1+  0.1+    170914 I52  0.1-  0.1+    170915 Q62  0.4-  0.6+
170824 F51  0.1-  0.0     170914 I52  0.1+  0.2+    170915 Q62  0.1-  0.7-
170824 F51  0.0   0.1+    170914 711  0.2-  0.3-    170915 Q62  0.7-  0.0
170913 T08  0.7+  0.6-    170914 703  0.6-  0.8+    170915 B15  0.6+  0.1+
170913 T08  0.0   0.6+    170914 711  0.2-  0.1+    170915 B15  0.3+  0.3+
170913 T08  0.4-  0.9-    170914 711  0.2-  0.8-    170915 B15  0.1+  0.3+
170913 T08  0.3+  0.3-    170914 703  0.8+  1.0+    170915 B15  0.0   0.4+
170913 B49  0.3-  0.2-    170914 585  0.7-  0.1+    170915 B15  0.5+  0.0
170913 B49  0.2+  0.0     170914 585  0.8-  0.2-    170915 A17  0.4+  0.3-
170913 B49  0.3+  0.2+    170914 585  0.1+  0.2+    170915 A17  0.2+  0.0
170913 104  0.3+  0.0     170914 585  0.4-  0.0     170915 A17  0.1-  0.2-
170913 104  0.3+  0.3+    170914 585  0.2-  0.0     170916 850  0.1+  0.6+
170913 104  0.1+  0.2+    170914 J69  0.1+  0.2+    170916 850  0.1-  0.0
170913 104  0.6+  0.0     170914 J69  0.2-  0.4+    170916 850 (1.9+  0.2+)
170913 K63  0.6-  0.6-    170914 J69  0.2+  0.5+    170916 850  0.9-  1.4+
170913 K63  0.9-  1.3-    170915 850 (3.5-  0.4+)   170917 W34  0.2+  0.2+
170913 K63  0.2+  0.8-    170915 850  0.3+  0.4-    170917 W34  0.8-  0.5-
170914 L04  0.3+  0.0     170915 850  0.1+  0.6-    170917 W34  0.3+  0.5-
170914 L04  0.3+  0.3+    170915 850  0.1+  0.1+

Ephemeris:
2017 RQ2                 a,e,i = 2.43, 0.52, 21                  q = 1.1680
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 18    01 47 57.9 -15 50 00   0.4083  1.2781   122.3    42.0    20.3
...
2017 09 02    02 14 30.9 -00 58 22   0.3080  1.2200   127.2    41.2    19.6
...
2017 09 10    02 27 14.2 +10 35 46   0.2713  1.1970   129.2    40.7    19.3
...
2017 09 16    02 36 00.1 +20 51 01   0.2540  1.1840   129.7    40.8    19.1
2017 09 17    02 37 23.1 +22 39 03   0.2521  1.1822   129.7    40.9    19.1
2017 09 18    02 38 44.6 +24 28 05   0.2505  1.1805   129.6    41.0    19.1
...
2017 09 24    02 46 19.7 +35 28 03   0.2468  1.1725   128.4    42.1    19.0
...
2017 10 02    02 54 39.2 +49 09 31   0.2570  1.1680   125.2    44.4    19.2
...
2017 10 17    03 01 09.2 +67 40 17   0.3083  1.1791   119.4    47.4    19.7

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S11




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