[Iaude] MPEC Q64: COMET C/2018 N2 (ASASSN)

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Thu Aug 23 02:21:16 EDT 2018


M.P.E.C. 2018-Q64                                Issued 2018 Aug. 23, 06:16 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


                           COMET C/2018 N2 (ASASSN)
 
Observations:
    CK18N020 1C2018 07 14.79663 03 10 15.09 -41 13 52.1                vEQ064Q62
    CK18N020 1C2018 07 14.81440 03 10 15.46 -41 13 55.1                vEQ064Q62
    CK18N020 1C2018 07 14.81631 03 10 15.50 -41 13 55.0          16.1 wvEQ064Q62
    CK18N020  C2018 07 16.33269 03 10 44.03 -41 17 40.3          17.1 RqEQ064Y00
    CK18N020  C2018 07 16.34592 03 10 44.28 -41 17 42.0          17.1 RqEQ064Y00
    CK18N020  C2018 07 16.36043 03 10 44.54 -41 17 44.1          17.1 RqEQ064Y00
    CK18N020 3C2018 07 24.38225 03 12 47.61 -41 41 31.1          15.8 TUEQ064W88
    CK18N020 3C2018 07 24.38553 03 12 47.66 -41 41 31.3          15.9 TUEQ064W88
    CK18N020  C2018 08 09.67751 03 14 07.27 -42 48 04.6          16.2 GVEQ064Q38
    CK18N020  C2018 08 09.68438 03 14 07.42 -42 48 05.9          16.8 GVEQ064Q38
    CK18N020  C2018 08 12.66825 03 13 52.97 -43 02 32.6          15.9 NqEQ064Q68
    CK18N020  C2018 08 12.79286 03 13 52.17 -43 03 09.6          15.9 NqEQ064323
    CK18N020  C2018 08 12.80477 03 13 52.00 -43 03 13.4          15.8 NqEQ064Q68
    CK18N020  C2018 08 12.83922 03 13 51.78 -43 03 23.0          15.9 NqEQ064323
    CK18N020 KC2018 08 14.37468 03 13 40.29 -43 11 02.9          15.9 NqEQ064W96
    CK18N020 KC2018 08 14.40674 03 13 39.98 -43 11 12.5          15.8 NqEQ064W96
    CK18N020 KC2018 08 22.39145 03 11 55.32 -43 52 47.9          15.9 NqEQ064W96
    CK18N020 KC2018 08 22.40317 03 11 55.09 -43 52 51.2          15.9 NqEQ064W96
 
Observer details:
323 Perth Observatory, Bickley.  Observer P. Camilleri.  0.34-m f/5 reflector
    + CCD.
Q38 Swan Hill.  Observer M. Mattiazzo.
Q62 iTelescope Observatory, Siding Spring.  Observer H. Sato.  0.51-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.
Q68 Blue Mountains Observatory, Leura.  Observers P. Camilleri, H. Williams.
    Measurer P. Camilleri.  0.30-m f/3.0 reflector + CCD.
W88 Slooh.com Chile Observatory, La Dehesa.  Observer B. Lutkenhoner.  0.35-m
    f/11 Schmidt-Cassegrain + CCD.
W96 CAO, San Pedro de Atacama (since 2013).  Observers A. Maury, J.-B. de
    Vanssay, J.-G. Bosch.  Measurer J.-G. Bosch.  0.4-m f/5 Ritchey-Chretien
    + CCD.
Y00 SONEAR Observatory, Oliveira.  Observers C. Jacques, E. Pimentel,
    J. Barros.  Measurer C. Jacques.  0.45-m f/2.9 reflector + CCD.
 
Orbital elements:
    C/2018 N2 (ASASSN)
Epoch 2019 Nov. 13.0 TT = JDT 2458800.5
T 2019 Nov. 10.03772 TT                                 MPCW
q   3.1190265            (2000.0)            P               Q
z  -0.0012366      Peri.   24.42902     +0.78560594     -0.45778512
 +/-0.0007880      Node    25.23078     +0.26944183     -0.35247336
e   1.0038571      Incl.   77.54938     +0.55697793     +0.81620788
>From 44 observations 2018 July 10-Aug. 22, mean residual 0".5.

    C/2018 N2 (ASASSN)
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5
T 2019 Nov. 10.16107 TT                                 MPCW
q   3.1179587            (2000.0)            P               Q
z  -0.0011148      Peri.   24.46479     +0.78542125     -0.45819343
 +/-0.0007880      Node    25.22295     +0.26904300     -0.35276064
e   1.0034760      Incl.   77.56178     +0.55743100     +0.81585459
>From 44 observations 2018 July 10-Aug. 22, mean residual 0".5.

Ephemeris:
    C/2018 N2 (ASASSN)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2018 07 24    03 12 42.8 -41 40 14   5.2139  5.3553    92.5    10.9  16.9
...
2018 08 08    03 14 10.9 -42 40 14   4.9764  5.2534   100.3    10.9  16.7
...
2018 08 16    03 13 25.2 -43 19 16   4.8538  5.1992   104.4    10.9  16.6
...
2018 08 22    03 12 02.2 -43 50 41   4.7648  5.1586   107.4    10.8  16.5
2018 08 23    03 11 44.1 -43 56 03   4.7503  5.1519   107.9    10.8  16.5
2018 08 24    03 11 24.7 -44 01 26   4.7358  5.1451   108.4    10.7  16.5
...
2018 08 30    03 09 01.1 -44 34 04   4.6514  5.1047   111.2    10.6  16.4
...
2018 09 07    03 04 33.6 -45 17 14   4.5453  5.0509   114.8    10.4  16.3
...
2018 09 22    02 52 07.4 -46 28 26   4.3717  4.9506   120.0    10.1  16.1

Gareth V. Williams           (C) Copyright 2018 MPC           M.P.E.C. 2018-Q64



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