[Iaude] MPEC X14: A/2018 W1

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Dec 1 14:59:16 EST 2018


M.P.E.C. 2018-X14                                Issued 2018 Dec. 1, 19:50 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


                                   A/2018 W1
 
Observations:
    AK18W010* C2018 11 16.19962 02 23 13.05 +46 29 14.5          19.8 GVEX014703
    AK18W010  C2018 11 16.20495 02 23 12.23 +46 29 05.3          19.9 GVEX014703
    AK18W010  C2018 11 16.21029 02 23 11.55 +46 28 56.2          18.9 GVEX014703
    AK18W010  C2018 11 16.21561 02 23 10.63 +46 28 47.7          19.4 GVEX014703
    AK18W010  C2018 11 16.26281302 23 04.39 +46 27 29.6          19.5 GVEX014H01
    AK18W010  C2018 11 16.27008902 23 03.42 +46 27 17.4          19.6 GVEX014H01
    AK18W010  C2018 11 16.28462202 23 01.49 +46 26 53.1          19.7 GVEX014H01
    AK18W010  C2018 11 16.29521602 23 00.08 +46 26 35.3          19.4 GVEX014H01
    AK18W010  C2018 11 16.37910 02 22 48.97 +46 24 14.2          19.8 GVEX014I52
    AK18W010  C2018 11 16.38153 02 22 48.63 +46 24 09.8                VEX014I52
    AK18W010  C2018 11 16.38449 02 22 48.25 +46 24 04.6                VEX014I52
    AK18W010  C2018 11 16.47303202 22 36.60 +46 21 34.8          19.8 GVEX014H01
    AK18W010  C2018 11 16.47967702 22 35.73 +46 21 23.5          19.5 GVEX014H01
    AK18W010  C2018 11 16.48690902 22 34.79 +46 21 11.2          19.5 GVEX014H01
    AK18W010  C2018 11 16.49498402 22 33.74 +46 20 57.5          19.5 GVEX014H01
    AK18W010 KC2018 11 16.76206 02 21 59.54 +46 13 27.3          18.9 RqEX014A17
    AK18W010 KC2018 11 16.77726 02 21 57.67 +46 13 01.5          19.2 RqEX014A17
    AK18W010 KC2018 11 16.78897 02 21 56.11 +46 12 41.9          19.0 RqEX014A17
    AK18W010 KC2018 11 16.79628 02 21 55.08 +46 12 30.0          19.4 VtEX014198
    AK18W010 KC2018 11 16.79861 02 21 54.80 +46 12 26.2          19.4 VtEX014198
    AK18W010 KC2018 11 16.80093 02 21 54.52 +46 12 22.4          19.5 VtEX014198
    AK18W010 KC2018 11 16.80829 02 21 53.58 +46 12 09.8          19.5 VtEX014198
    AK18W010 KC2018 11 16.81216 02 21 53.04 +46 12 02.9          19.3 VtEX014198
    AK18W010 KC2018 11 16.81372 02 21 52.87 +46 12 00.7          19.5 VtEX014198
    AK18W010 KC2018 11 16.95131902 21 34.70 +46 08 08.0          19.2 RVEX014K63
    AK18W010 KC2018 11 16.95788202 21 33.84 +46 07 56.1          18.9 RVEX014K63
    AK18W010 KC2018 11 16.96641202 21 32.67 +46 07 42.5          19.3 RVEX014K63
    AK18W010  C2018 11 17.10528 02 21 15.21 +46 03 44.9          19.5 GVEX014I52
    AK18W010  C2018 11 17.10668 02 21 14.98 +46 03 42.8          19.2 GVEX014I52
    AK18W010 KC2018 11 17.85304 02 19 38.67 +45 42 16.7          19.0 RoEX014K88
    AK18W010 KC2018 11 17.85635 02 19 38.26 +45 42 09.9          19.2 RVEX014113
    AK18W010 KC2018 11 17.85789 02 19 38.02 +45 42 08.5          18.8 RoEX014K88
    AK18W010 KC2018 11 17.87289 02 19 36.15 +45 41 40.9          19.2 RVEX014113
    AK18W010 KC2018 11 17.92202002 19 29.78 +45 40 15.9          18.9 GVEX014C95
    AK18W010 KC2018 11 17.92287602 19 29.60 +45 40 15.3          20.1 GVEX014L01
    AK18W010 KC2018 11 17.92546602 19 29.29 +45 40 10.4          19.9 GVEX014L01
    AK18W010 KC2018 11 17.92806002 19 28.93 +45 40 05.7          19.7 GVEX014L01
    AK18W010 KC2018 11 17.93108202 19 28.52 +45 40 00.7          19.8 GVEX014L01
    AK18W010 KC2018 11 17.93143102 19 28.52 +45 39 59.6          19.2 GVEX014C95
    AK18W010 KC2018 11 17.93345402 19 28.22 +45 39 57.2          19.7 GVEX014L01
    AK18W010 FC2018 11 17.93592 02 19 27.95 +45 39 51.0                VEX014246
    AK18W010 FC2018 11 17.93700 02 19 27.68 +45 39 50.0                VEX014246
    AK18W010 KC2018 11 17.98269 02 19 21.93 +45 38 29.9          19.5 GVEX014Z99
    AK18W010 KC2018 11 17.98603 02 19 21.46 +45 38 24.0          19.7 GVEX014Z99
    AK18W010 KC2018 11 17.98937 02 19 21.02 +45 38 18.1          19.5 GVEX014Z99
    AK18W010  C2018 11 18.09825 02 19 07.55 +45 35 08.8          19.7 GVEX014I52
    AK18W010  C2018 11 18.10044 02 19 07.26 +45 35 04.9          19.6 GVEX014I52
    AK18W010  C2018 11 18.10265 02 19 06.98 +45 35 01.1          19.6 GVEX014I52
    AK18W010  C2018 11 18.10485 02 19 06.72 +45 34 57.6          19.3 GVEX014I52
    AK18W010 1C2018 11 18.14556 02 19 01.38 +45 33 45.2                LEX014658
    AK18W010 1C2018 11 18.14772 02 19 01.09 +45 33 41.5                LEX014658
    AK18W010 1C2018 11 18.14990 02 19 00.81 +45 33 37.7                LEX014658
    AK18W010 1C2018 11 18.15205 02 19 00.54 +45 33 33.9                LEX014658
    AK18W010 1C2018 11 18.15424 02 19 00.26 +45 33 30.2                LEX014658
    AK18W010 1C2018 11 18.15640 02 18 59.97 +45 33 26.4                LEX014658
    AK18W010 KC2018 11 18.74524 02 17 45.21 +45 16 05.7          19.2 GVEX014J95
    AK18W010 KC2018 11 18.75570 02 17 43.93 +45 15 47.2          19.7 GVEX014J95
    AK18W010 KC2018 11 18.94589 02 17 19.58 +45 10 10.7          19.6 GVEX014595
    AK18W010 IC2018 11 18.96141 02 17 17.47 +45 09 43.4          19.0 GVEX014595
    AK18W010 1C2018 11 19.13881 02 16 55.55 +45 04 24.7                LEX014658
    AK18W010 1C2018 11 19.14119 02 16 55.25 +45 04 20.5                LEX014658
    AK18W010 1C2018 11 19.14360 02 16 54.95 +45 04 16.2                LEX014658
    AK18W010 1C2018 11 19.14602 02 16 54.66 +45 04 11.9                LEX014658
    AK18W010 1C2018 11 19.14840 02 16 54.36 +45 04 07.5                LEX014658
    AK18W010 1C2018 11 19.15081 02 16 54.05 +45 04 03.2                LEX014658
    AK18W010  C2018 11 19.25312 02 16 40.96 +45 01 01.1                VEX014I52
    AK18W010  C2018 11 19.25595 02 16 40.53 +45 00 56.8                VEX014I52
    AK18W010  C2018 11 19.26211 02 16 39.83 +45 00 45.4          19.2 GVEX014I52
    AK18W010  C2018 11 19.26606 02 16 39.32 +45 00 38.3          19.5 GVEX014I52
    AK18W010  C2018 11 19.29469 02 16 35.62 +44 59 46.3          19.6 GVEX014G96
    AK18W010  C2018 11 19.29987 02 16 34.94 +44 59 37.1          19.5 GVEX014G96
    AK18W010  C2018 11 19.30505 02 16 34.32 +44 59 27.6          19.5 GVEX014G96
    AK18W010  C2018 11 19.31023 02 16 33.61 +44 59 18.5          19.7 GVEX014G96
    AK18W010  C2018 11 20.38839 02 14 19.588+44 26 35.87         19.7 iUEX014F52
    AK18W010  C2018 11 20.39244 02 14 18.82 +44 26 26.0          19.4 GVEX014H01
    AK18W010  C2018 11 20.39964 02 14 17.93 +44 26 12.6          19.7 GVEX014H01
    AK18W010  C2018 11 20.40191 02 14 17.836+44 26 11.10         19.2 iUEX014F52
    AK18W010  C2018 11 20.40686 02 14 17.03 +44 25 59.1          19.3 GVEX014H01
    AK18W010  C2018 11 20.41406 02 14 16.14 +44 25 45.7          19.5 GVEX014H01
    AK18W010  C2018 11 20.41549 02 14 16.173+44 25 45.91         19.7 iUEX014F52
    AK18W010 KC2018 11 21.11836702 12 50.32 +44 03 58.2          19.7 VuEX014H21
    AK18W010 KC2018 11 21.12361502 12 49.68 +44 03 49.2          19.7 VuEX014H21
    AK18W010 KC2018 11 21.12755102 12 49.17 +44 03 41.9          19.4 VuEX014H21
    AK18W010 KC2018 11 21.13017502 12 48.81 +44 03 36.5          19.2 VuEX014H21
    AK18W010 KC2018 11 24.77909 02 05 39.53 +42 05 41.4          19.0 RVEX014B74
    AK18W010 KC2018 11 24.78677 02 05 38.67 +42 05 25.3          19.1 RVEX014B74
    AK18W010 KC2018 11 24.79144 02 05 38.06 +42 05 14.1          19.2 RVEX014B74
    AK18W010  C2018 11 27.16072 02 01 16.48 +40 44 42.8          19.4 GVEX014I52
    AK18W010  C2018 11 27.16390 02 01 16.15 +40 44 36.3          19.1 GVEX014I52
    AK18W010  C2018 11 27.16709 02 01 15.78 +40 44 29.6                VEX014I52
    AK18W010 KC2018 11 27.82300 02 00 05.97 +40 21 40.9          19.3 RvEX014L06
    AK18W010 KC2018 11 27.82417 02 00 05.88 +40 21 37.3                vEX014L06
    AK18W010 KC2018 11 27.85207 02 00 02.83 +40 20 39.8                vEX014L06
    AK18W010 KC2018 11 27.86384 02 00 01.57 +40 20 14.7          19.1 GUEX014587
    AK18W010 KC2018 11 27.86491 02 00 01.45 +40 20 12.4          19.4 GUEX014587
    AK18W010 KC2018 11 27.86597 02 00 01.32 +40 20 10.2          19.5 GUEX014587
    AK18W010 KC2018 11 27.86917 02 00 01.01 +40 20 03.5          19.5 GUEX014587
    AK18W010 KC2018 11 27.88113 01 59 59.80 +40 19 39.1                vEX014L06
    AK18W010 KC2018 11 27.90051 01 59 57.59 +40 18 58.1          19.4 VqEX014C77
    AK18W010 KC2018 11 27.91299 01 59 56.31 +40 18 31.2          19.7 VqEX014C77
    AK18W010 KC2018 11 27.92797 01 59 54.73 +40 18 00.5          20.3 VqEX014C77
    AK18W010 KC2018 11 28.20527 01 59 25.59 +40 08 17.5          18.8 RuEX014850
    AK18W010  C2018 11 28.23653 01 59 22.41 +40 07 12.9          19.3 GVEX014G96
    AK18W010  C2018 11 28.24172 01 59 21.88 +40 07 01.3          19.2 GVEX014G96
    AK18W010 KC2018 11 28.24552 01 59 21.31 +40 06 52.9          19.7 RuEX014850
    AK18W010  C2018 11 28.24692 01 59 21.30 +40 06 50.4          19.4 GVEX014G96
    AK18W010  C2018 11 28.25213 01 59 20.73 +40 06 39.5          19.6 GVEX014G96
    AK18W010 KC2018 11 28.26477 01 59 19.27 +40 06 11.5          19.6 RuEX014850
    AK18W010  C2018 11 28.29199 01 59 16.49 +40 05 15.2          19.2 GVEX014I52
    AK18W010  C2018 11 28.29328 01 59 16.34 +40 05 12.4          19.5 GVEX014I52
    AK18W010  C2018 11 28.29583 01 59 16.05 +40 05 06.9          19.2 GVEX014I52
    AK18W010  C2018 11 28.29835 01 59 15.80 +40 05 02.0          19.6 GVEX014I52
    AK18W010 KC2018 11 28.74141 01 58 30.29 +39 49 23.9          17.8 RVEX014K38
    AK18W010 KC2018 11 28.75628 01 58 28.75 +39 48 52.1          18.7 RVEX014K38
    AK18W010 KC2018 11 28.77024 01 58 27.30 +39 48 22.9          17.6 RVEX014K38
    AK18W010 KC2018 11 28.91741 01 58 11.80 +39 43 09.9          19.9 RqEX014K61
    AK18W010 KC2018 11 28.91823 01 58 11.70 +39 43 08.3          19.6 RqEX014K61
    AK18W010  C2018 11 29.11370 01 57 52.13 +39 36 13.6          19.1 GVEX014I52
    AK18W010  C2018 11 29.11773 01 57 51.69 +39 36 05.4          19.5 GVEX014I52
    AK18W010  C2018 11 29.12177 01 57 51.29 +39 35 56.4          19.2 GVEX014I52
    AK18W010  C2018 11 29.12582 01 57 50.85 +39 35 47.8          19.4 GVEX014I52
    AK18W010 |C2018 11 29.18167 01 57 45.01 +39 33 49.6                VEX014H06
    AK18W010 |C2018 11 29.18499 01 57 44.64 +39 33 42.8          19.1 GVEX014H06
    AK18W010  C2018 11 30.39220 01 55 43.58 +38 50 32.1          19.1 oVEX014T05
    AK18W010  C2018 11 30.39889 01 55 42.89 +38 50 17.3          19.1 oVEX014T05
    AK18W010  C2018 11 30.41191 01 55 41.57 +38 49 49.2          19.5 oVEX014T05
    AK18W010  C2018 11 30.41579 01 55 41.15 +38 49 40.7          19.2 oVEX014T05
    AK18W010 KC2018 11 30.83961 01 54 59.91 +38 34 20.7          19.6 VtEX014L04
    AK18W010 KC2018 11 30.84537 01 54 59.37 +38 34 08.3          19.7 VtEX014L04
    AK18W010 KC2018 11 30.85113 01 54 58.79 +38 33 55.8          19.7 VtEX014L04
    AK18W010 KC2018 11 30.89702 01 54 54.33 +38 32 15.6          19.9 GVEX014Z99
    AK18W010 KC2018 11 30.90099 01 54 53.96 +38 32 07.3          19.7 GVEX014Z99
    AK18W010 KC2018 11 30.90495 01 54 53.61 +38 31 57.9          19.6 GVEX014Z99
    AK18W010 9C2018 11 30.97946 01 54 46.24 +38 29 18.4                UEX014G40
    AK18W010 9C2018 11 30.99183 01 54 45.12 +38 28 51.8          19.4 VUEX014G40
    AK18W010 9C2018 11 30.99832 01 54 44.45 +38 28 37.7                UEX014G40
 
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn.  Observers G. Lehmann, K. Lehmann.
    0.5-m f/4.6 reflector + CCD.
198 Wildberg.  Observer R. Apitzsch.  0.35-m f/3.1 reflector + CCD.
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer
    M. Tichy.  1.06-m KLENOT Telescope + CCD.
587 Sormano.  Observers F. Manca, P. Sicoli, A. Testa.  Measurer P. Sicoli.
    0.5-m f/6.8 reflector + CCD.
595 Farra dIsonzo.  Observer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
658 National Research Council of Canada.  Observer D. D. Balam.  1.82-m
    reflector + CCD.
703 Catalina Sky Survey.  Observer G. J. Leonard.  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.
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, C. B. Smith,
    A. Ortiz.  0.3-m f/9.4 Schmidt-Cassegrain + 3072x2048 CCD.
A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.
    0.36-m f/6 Schmidt-Cassegrain + CCD.
B74 Santa Maria de Montmagastrell.  Observer J. M. Bosch.  0.4-m f/1.2
    Schmidt-Cassegrain + CCD.
C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/1000.0 reflector +
    CCD.
C95 SATINO Remote Observatory, Haute Provence.  Observer J. Jahn.  0.60-m
    f/3.2 Newtonian reflector + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G40 Slooh.com Canary Islands Observatory.  Observer B. Lutkenhoner.  0.5-m
    f/6.8 Corrected Dall-Kirkham + CCD.
G96 Mt. Lemmon Survey.  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, J. A. Johnson, 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.
H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.43-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard,
    R. A. Kowalski.  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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
K38 M57 Observatory, Saltrio.  Observer G. Baj.  0.3-m f/5.5 Ritchey-Chretien
    + CCD.
K61 Rokycany Observatory.  Observer M. Adamovsky.  0.51-m f/6.8 reflector +
    CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.
    0.41-m f/3.2 Newtonian reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5
    reflector + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.  0.28-m
    f/10 reflector + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, H. Flewelling, A. Heinze,
    H. Weiland, J. Tonry.  Measurers L. Denneau, H. Flewelling, A. Heinze,
    J. Tonry, A. Fitzsimmons, D. Young, N. Erasmus.  0.5-m f/2.0 Schmidt +
    CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.
 
Orbital elements:
    A/2018 W1
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5
T 2019 May 11.85786 TT                                  MPCW
q   1.3591947            (2000.0)            P               Q
n   0.00983032     Peri.  251.29708     +0.10057632     -0.59242266
a  21.5819559      Node   233.60205     +0.67163352     -0.55229266
e   0.9370217      Incl.   83.24326     -0.73402508     -0.58652213
P 100              H   15.7    G   0.15
>From 134 observations 2018 Nov. 16-30, mean residual 0".4.

Ephemeris:
    A/2018 W1
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2018 11 01    02 57 40.8 +52 03 58   1.9838  2.8296   141.6    12.6        20.2
...
2018 11 16    02 23 38.9 +46 34 47   1.7817  2.6807   149.4    10.8        19.8
...
2018 11 24    02 07 08.4 +42 31 33   1.7104  2.6013   148.1    11.6        19.7
...
2018 11 30    01 56 22.6 +39 04 38   1.6751  2.5417   144.2    13.1        19.6
2018 12 01    01 54 44.5 +38 28 35   1.6707  2.5317   143.4    13.4        19.6
2018 12 02    01 53 09.2 +37 52 10   1.6668  2.5218   142.5    13.8        19.6
...
2018 12 08    01 44 39.3 +34 08 02   1.6524  2.4623   136.5    16.0        19.6
...
2018 12 16    01 36 07.1 +29 03 49   1.6558  2.3832   127.2    19.2        19.7
...
2018 12 31    01 28 09.3 +20 05 05   1.7192  2.2359   108.6    24.6        19.8

Gareth V. Williams           (C) Copyright 2018 MPC           M.P.E.C. 2018-X14



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