[Iaude] MPEC A126: COMET P/2019 A2 (ATLAS)

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Jan 8 15:39:17 EST 2019


M.P.E.C. 2019-A126                               Issued 2019 Jan. 8, 20:16 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 P/2019 A2 (ATLAS)

     This object was reported as a potential comet.  A. Fitzsimmons (T05)
described a 15" tail in P.A. 275 in four combined 30s exposures.  Other
descriptions of the cometary nature are as follows:

Site  Date  UTC    Coma    Tail              Reporter
W96   Jan.  5.1     10"     15"              J.-F. Soulier (40 x 60s)
G40   Jan.  5.1             10"              J.-L. Tuten
H06   Jan.  5.2   8" x 10"  20" in P.A. 275  H. Sato (7 x 60s)
568   Jan.  5.4            >30" in P.A. 280  R. Weryk (60s)
104   Jan.  5.9             15" in P.A. 260  P. Bacci (83 x 20s)
595   Jan.  5.9      8"     30" in P.A. 280  L. Bittesini (10 x 60s)
L01   Jan.  5.9             23" in P.A. 278  K. Korlevic
Q11   Jan.  6.5     ~8"     13" in P.A. 279  H. Sato (10 x 60s)
157   Jan.  6.9             15" in P.A. 280  R. Haver (24 x 90s)
K51   Jan.  7.8            ~30" in P.A. 300  R. Furgoni (12 x 120s)
L27   Jan.  7.9    ~12"    ~25" in P.A. 275  J.-F. Soulier (60 x 60s)
I52   Jan.  8.2   4" x 6"   12" in P.A. 280  A. R. Gibbs (12 x 5s)

Observations:
    PK19A020  C2018 12 13.78168 07 52 20.96 +10 33 35.4          18.4 RqEA126D29
    PK19A020  C2018 12 13.79582 07 52 20.72 +10 33 37.0          18.6 RqEA126D29
    PK19A020  C2018 12 13.80996 07 52 20.42 +10 33 38.8          18.4 RqEA126D29
    PK19A020  C2018 12 27.48902907 46 42.79 +11 10 36.6          17.84oVEA126T05
    PK19A020  C2018 12 27.48948607 46 42.83 +11 10 35.7          18.77oVEA126T05
    PK19A020  C2018 12 27.49569007 46 42.64 +11 10 37.8          18.64oVEA126T05
    PK19A020  C2018 12 27.50873507 46 42.13 +11 10 40.8          18.59oVEA126T05
    PK19A020  C2018 12 30.05081 07 45 24.10 +11 19 35.9          18.6  qEA126J43
    PK19A020  C2018 12 30.05933 07 45 23.81 +11 19 38.0          18.7  qEA126J43
    PK19A020  C2018 12 30.06790 07 45 23.52 +11 19 39.7          18.2  qEA126J43
    PK19A020  C2018 12 30.07640 07 45 23.24 +11 19 41.7          18.4  qEA126J43
    PK19A020* C2019 01 04.48478007 42 25.19 +11 40 41.2          18.70c EA126T05
    PK19A020  C2019 01 04.49908407 42 24.66 +11 40 45.6          18.95c EA126T05
    PK19A020  C2019 01 04.50565407 42 24.43 +11 40 47.2          18.78c EA126T05
    PK19A020  C2019 01 04.51883407 42 23.95 +11 40 50.2          18.99c EA126T05
    PK19A020 KC2019 01 05.01649 07 42 06.93 +11 42 52.6          18.5 GVEA126K38
    PK19A020 KC2019 01 05.07402 07 42 04.96 +11 43 08.0          18.2 GVEA126K38
    PK19A020 KC2019 01 05.09311 07 42 04.57 +11 43 15.9          18.3 RqEA126W96
    PK19A020 KC2019 01 05.10317 07 42 03.96 +11 43 14.1          18.2 GVEA126K38
    PK19A020 KC2019 01 05.12822 07 42 03.30 +11 43 24.3          18.4 RqEA126W96
    PK19A020 #C2019 01 05.14890 07 42 02.42 +11 43 26.3                UEA126G40
    PK19A020 #C2019 01 05.15747 07 42 02.10 +11 43 28.4          18.7 RUEA126G40
    PK19A020 KC2019 01 05.16329 07 42 02.12 +11 43 33.4          18.5 RqEA126W96
    PK19A020 KC2019 01 05.18715 07 42 01.22 +11 43 40.1          18.4 VqEA126I47
    PK19A020 KC2019 01 05.19471 07 42 00.90 +11 43 42.0          18.4 VqEA126I47
    PK19A020 KC2019 01 05.19934 07 42 00.79 +11 43 42.1          18.2 RqEA126W96
    PK19A020 |C2019 01 05.19978 07 42 00.84 +11 43 38.8                VEA126H06
    PK19A020 |C2019 01 05.20297 07 42 00.72 +11 43 39.5          18.7 GVEA126H06
    PK19A020 ^C2019 01 05.42596 07 41 53.051+11 44 36.12         18.71GVEA126568
    PK19A020 ^C2019 01 05.42639 07 41 53.036+11 44 36.34         18.76GVEA126568
    PK19A020 ^C2019 01 05.42718 07 41 52.995+11 44 36.49         18.73GVEA126568
    PK19A020  C2019 01 05.66631 07 41 44.68 +11 45 36.4          18.5 RrEA126P93
    PK19A020  C2019 01 05.66956 07 41 44.60 +11 45 37.7          18.6 RrEA126P93
    PK19A020  C2019 01 05.67279 07 41 44.45 +11 45 37.9          18.4 RrEA126P93
    PK19A020  C2019 01 05.67442 07 41 44.36 +11 45 38.8          18.6 RrEA126P93
    PK19A020 KC2019 01 05.88701 07 41 37.06 +11 46 32.2          18.1 RVEA126L19
    PK19A020 KC2019 01 05.91866 07 41 35.94 +11 46 40.0          18.9  VEA126104
    PK19A020 KC2019 01 05.91959 07 41 35.99 +11 46 39.9          18.1 RVEA126L19
    PK19A020 KC2019 01 05.92359 07 41 35.80 +11 46 40.7          18.5 VqEA126C77
    PK19A020 KC2019 01 05.92461 07 41 35.77 +11 46 41.6          18.9  VEA126104
    PK19A020 KC2019 01 05.93055 07 41 35.59 +11 46 42.9          18.9  VEA126104
    PK19A020 KC2019 01 05.93990 07 41 35.24 +11 46 45.1          18.5 VqEA126C77
    PK19A020 KC2019 01 05.95573 07 41 34.67 +11 46 49.4          18.4 VqEA126C77
    PK19A020 KC2019 01 05.97357207 41 34.13 +11 46 53.8          18.8 GVEA126L01
    PK19A020 KC2019 01 05.97368 07 41 34.05 +11 46 53.9          19.1 GVEA126595
    PK19A020 KC2019 01 05.97763 07 41 33.88 +11 46 54.5          19.2 GVEA126595
    PK19A020 KC2019 01 05.98158 07 41 33.75 +11 46 55.4          19.1 GVEA126595
    PK19A020 KC2019 01 05.98553 07 41 33.59 +11 46 56.5          19.1 GVEA126595
    PK19A020 KC2019 01 05.98939007 41 33.54 +11 46 57.9          18.6 GVEA126L01
    PK19A020 3C2019 01 06.18437 07 41 26.80 +11 47 52.0                UEA126W88
    PK19A020 3C2019 01 06.19452 07 41 26.39 +11 47 53.9          18.6 GUEA126W88
    PK19A020 KC2019 01 06.57216 07 41 13.37 +11 49 26.9                qEA126Q11
    PK19A020 KC2019 01 06.58642 07 41 12.86 +11 49 30.4                qEA126Q11
    PK19A020 KC2019 01 06.59356 07 41 12.59 +11 49 32.5          17.9 RqEA126Q11
    PK19A020 KC2019 01 06.90166 07 41 01.85 +11 50 51.3          17.9 RVEA126K63
    PK19A020 KC2019 01 06.90975 07 41 01.52 +11 50 54.3                VEA126587
    PK19A020 KC2019 01 06.91405 07 41 01.42 +11 50 55.0          18.9 GVEA126587
    PK19A020 KC2019 01 06.91476 07 41 01.38 +11 50 54.8                VEA126587
    PK19A020 KC2019 01 06.91515 07 41 01.31 +11 50 54.9          17.7 RVEA126K63
    PK19A020 KC2019 01 06.91581 07 41 01.37 +11 50 54.2          18.5 RvEA126L06
    PK19A020 KC2019 01 06.92904 07 41 00.84 +11 50 58.7          17.9 RVEA126K63
    PK19A020 KC2019 01 06.93964 07 41 00.46 +11 51 00.6          18.9 RvEA126L06
    PK19A020 KC2019 01 06.94239 07 41 00.41 +11 51 01.7          17.7 RqEA126157
    PK19A020 KC2019 01 06.94870 07 41 00.19 +11 51 03.7          18.2 RqEA126157
    PK19A020 KC2019 01 06.95500 07 40 59.98 +11 51 05.3          17.9 RqEA126157
    PK19A020 KC2019 01 06.96130 07 40 59.74 +11 51 07.0          18.1 RqEA126157
    PK19A020 KC2019 01 06.96347 07 40 59.62 +11 51 06.7          18.3 RvEA126L06
    PK19A020 KC2019 01 07.80866607 40 30.08 +11 54 47.6          17.6 GVEA126K41
    PK19A020 KC2019 01 07.81989107 40 29.70 +11 54 50.7          18.1 GVEA126K41
    PK19A020 KC2019 01 07.83039207 40 29.34 +11 54 53.6          18.2 GVEA126K41
    PK19A020  C2019 01 07.85980 07 40 28.34 +11 55 00.7          17.8 RVEA126K51
    PK19A020  C2019 01 07.86693 07 40 28.09 +11 55 02.7          17.8 RVEA126K51
    PK19A020  C2019 01 07.87407 07 40 27.82 +11 55 04.6          17.7 RVEA126K51
    PK19A020 KC2019 01 07.87674 07 40 27.74 +11 55 04.3          17.7 GVEA126Z99
    PK19A020 KC2019 01 07.88111 07 40 27.62 +11 55 05.4          18.1 GVEA126Z99
    PK19A020 KC2019 01 07.88448 07 40 27.48 +11 55 06.1          18.2 GVEA126Z99
    PK19A020 KC2019 01 07.97035 07 40 24.34 +11 55 30.5          18.5 RqEA126L27
    PK19A020 KC2019 01 08.02703 07 40 22.25 +11 55 45.9          18.8 RqEA126L27
    PK19A020 KC2019 01 08.05497 07 40 21.26 +11 55 52.4          18.7 RqEA126L27
    PK19A020  C2019 01 08.28084 07 40 13.42 +11 56 52.7          18.5 GVEA126I52
    PK19A020  C2019 01 08.28696 07 40 13.16 +11 56 54.4          17.8 GVEA126I52
    PK19A020  C2019 01 08.30284 07 40 12.67 +11 56 58.2          18.4 GVEA126I52
    PK19A020  C2019 01 08.32083 07 40 11.97 +11 57 03.4          17.9 GVEA126I52
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
157 Frasso Sabino.  Observers R. Haver, R. Gorelli.  Measurer R. Haver.
    0.37-m f/6.70 Cassegrain + CCD.
568 Mauna Kea.  Observers Y. Ramanjooloo, S. Thompson.  Measurers R. Weryk,
    R. Wainscoat.  2.24-m University of Hawaii reflector + CCD.
587 Sormano.  Observers A. Fumagalli, P. Sicoli, A. Testa.  Measurer
    P. Sicoli.  0.5-m f/6.8 reflector + CCD.
595 Farra dIsonzo.  Observers U. Montanar, E. Pettarin, F. Piani.  Measurer
    E. Pettarin.  0.61-m f/4.5 reflector + CCD.
C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4.0 reflector + CCD.
D29 Purple Mountain Observatory, XuYi Station.  Observers H. B. Zhao, B. Li,
    G. Zhaori, R. Q. Hong, L. F. Hu.  Measurers H. B. Zhao, B. Li, H. Lu,
    G. Zhaori.  1.04-m f/1.8 Schmidt + CCD.
G40 Slooh.com Canary Islands Observatory.  Observer J. L. Tuten.  0.5-m f/6.8
    reflector + CCD.
H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.43-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.
I47 Pierre Auger Observatory, Malargue.  Observer M. Masek.  0.3-m f/6.8
    reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer A. R. Gibbs.
    Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
    A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
    G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
J43 Oukaimeden Observatory, Marrakech.  Observer M. Ory.  0.5-m f/3 reflector
    + CCD.
K38 M57 Observatory, Saltrio.  Observer G. Baj.  0.3-m f/5.5 Ritchey-Chretien
    + CCD.
K41 Vegaquattro Astronomical Observatory, Novi Ligure.  Observer V. Luna.
    0.3-m Schmidt-Cassegrain + CCD.
K51 Osservatorio del Celado, Castello Tesino.  Observers G. Favero,
    R. Furgoni.  Measurer R. Furgoni.  0.80-m f/4 reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.
    0.41-m f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.  0.28-m
    Schmidt-Cassegrain + CCD.
L19 Osservatorio Felsina AAB, Montepastore.  Observers A. Valvasori,
    C. Caselli, P. Punzo.  Measurer A. Valvasori.  0.30-m f/5.6 reflector +
    CCD.
L27 29PREMOTE Observatory, Dauban.  Observer J.-F. Soulier.  0.20-m f/4
    Newtonian reflector + CCD.
P93 Space Tracking and Communications Center, JAXA.  Observers S. Urakawa,
    T. Fujiwara.  1.0-m f/3.0 reflector + CCD.
Q11 Shinshiro.  Observer T. Ikemura.  Measurer H. Sato.  0.35-m f/5 reflector
    + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, J. Tonry, A. Heinze,
    H. Weiland.  Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland,
    B. Stalder.  0.5-m 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.-F. Soulier.  Measurer J.-F. Soulier.  0.4-m f/5
    Ritchey-Chretien + CCD.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.
 
Orbital elements:
    P/2019 A2 (ATLAS)
Epoch 2018 Nov. 18.0 TT = JDT 2458440.5
T 2018 Dec. 1.21144 TT                                  MPCW
q   3.5542503            (2000.0)            P               Q
n   0.07216773     Peri.  326.08255     -0.27812069     -0.94575553
a   5.7135676      Node   139.33442     +0.92854853     -0.30946041
e   0.3779280      Incl.   14.93239     +0.24585872     +0.09889760
P  13.66
>From 83 observations 2018 Dec. 13-2019 Jan. 8, mean residual 0".5.

    P/2019 A2 (ATLAS)
Epoch 2032 June 17.0 TT = JDT 2463400.5
T 2032 July 3.68289 TT                                  MPCW
q   3.5468486            (2000.0)            P               Q
n   0.07239338     Peri.  325.65422     -0.26854714     -0.94840511
a   5.7016887      Node   139.18308     +0.93151228     -0.30024568
e   0.3779302      Incl.   14.94353     +0.24529026     +0.10188364
P  13.61
>From 83 observations 2018 Dec. 13-2019 Jan. 8, mean residual 0".5.

    P/2019 A2 (ATLAS)
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5
T 2018 Dec. 1.12650 TT                                  MPCW
q   3.5542008            (2000.0)            P               Q
n   0.07220934     Peri.  326.07087     -0.27789509     -0.94581778
a   5.7113725      Node   139.33229     +0.92862386     -0.30924326
e   0.3776976      Incl.   14.93382     +0.24582932     +0.09898151
P  13.65
>From 83 observations 2018 Dec. 13-2019 Jan. 8, mean residual 0".5.

Ephemeris:
    P/2019 A2 (ATLAS)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2018 12 09    07 53 38.8 +10 25 21   2.7684  3.5545   137.2    10.9  18.2
...
2018 12 24    07 48 23.2 +10 59 22   2.6516  3.5565   153.1     7.2  18.1
...
2019 01 01    07 44 21.6 +11 26 53   2.6125  3.5584   161.4     5.0  18.1
...
2019 01 07    07 40 58.4 +11 51 19   2.5950  3.5602   167.1     3.5  18.1
2019 01 08    07 40 23.3 +11 55 40   2.5932  3.5606   167.9     3.3  18.1
2019 01 09    07 39 48.0 +12 00 05   2.5916  3.5609   168.6     3.1  18.1
...
2019 01 15    07 36 13.6 +12 28 02   2.5884  3.5631   171.0     2.5  18.1
...
2019 01 23    07 31 32.0 +13 08 14   2.6008  3.5665   167.0     3.6  18.1
...
2019 02 07    07 23 59.4 +14 27 44   2.6742  3.5745   151.9     7.5  18.2

Gareth V. Williams           (C) Copyright 2019 MPC           M.P.E.C. 2019-A126



More information about the Iaude mailing list