• MPC Preparation (Info)

    • MPEC 2019-A181: 2019 AY8

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    M.P.E.C. 2019-A181                               Issued 2019 Jan. 12, 01:44 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2019 AY8

Observations:
     K19A08Y* C2019 01 09.31563 04 48 08.086-05 34 35.97         21.3 wUEA181F51
     K19A08Y  C2019 01 09.33964 04 48 07.761-05 35 54.63         21.2 wUEA181F51
     K19A08Y  C2019 01 09.35165 04 48 07.593-05 36 34.06         20.9 wUEA181F51
     K19A08Y |C2019 01 10.15876 04 48 04.76 -06 19 26.2          21.2 VuEA181807
     K19A08Y |C2019 01 10.16326 04 48 04.72 -06 19 40.3          21.2 VuEA181807
     K19A08Y |C2019 01 10.16864 04 48 04.66 -06 19 57.3          21.0 VuEA181807
     K19A08Y KC2019 01 10.21498 04 48 04.82 -06 22 47.3          21.4 GUEA181734
     K19A08Y KC2019 01 10.27282 04 48 04.38 -06 25 49.2          21.0 GUEA181734
     K19A08Y KC2019 01 11.16141 04 48 05.73 -07 11 02.9                oEA181291
     K19A08Y KC2019 01 11.16534 04 48 05.67 -07 11 14.3          21.4 RoEA181291
     K19A08Y KC2019 01 11.16927 04 48 05.76 -07 11 26.0          21.5 RoEA181291
     K19A08Y  C2019 01 11.19622 04 48 05.52 -07 12 46.5          21.0 GVEA181I52
     K19A08Y  C2019 01 11.19788 04 48 05.53 -07 12 51.9          21.6 GVEA181I52
     K19A08Y  C2019 01 11.20120 04 48 05.42 -07 13 01.7          22.3 GVEA181I52
     K19A08Y pC2019 01 11.73439304 48 07.81 -07 39 12.0          21.3 GVEA181L01
     K19A08Y pC2019 01 11.73750604 48 07.83 -07 39 19.5          21.2 GVEA181L01
     K19A08Y pC2019 01 11.74140104 48 07.76 -07 39 31.6          21.2 GVEA181L01

Observer details:
291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
734 Farpoint Observatory, Eskridge.  Observer G. Hug.  0.7-m reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer B. M. Africano.
    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.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2019 AY8                                                 Earth MOID = 0.2800 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  58.50351              (2000.0)            P               Q
n   0.44601545     Peri.  177.26233     +0.11615759     -0.84481134
a   1.6965609      Node   265.66004     +0.90103048     +0.31089165
e   0.2552382      Incl.   31.58788     +0.41791326     -0.43547697
P   2.21           H   21.3           G   0.15           U   8
Residuals in seconds of arc
190109 F51  0.2+  0.1-    190110 734  0.4+  0.7+    190111 I52  0.4+  0.3-
190109 F51  0.2+  0.0     190110 734  0.5+  0.4-    190111 I52  0.9-  0.2-
190109 F51  0.2+  0.0     190111 291  0.1-  0.3-    190111 L01  0.6+  0.7-
190110 807  0.4+  0.0     190111 291  0.6-  0.0     190111 L01  1.0+  0.8+
190110 807  0.4+  0.0     190111 291  1.0+  0.1+    190111 L01  0.0   0.0
190110 807  0.3+  0.1-    190111 I52  0.1+  0.1+

Ephemeris:
2019 AY8                 a,e,i = 1.70, 0.26, 32                  q = 1.2635
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 13    05 17 32.2 +36 29 18   0.2854  1.2639   166.6    10.4    19.7
...
2018 12 28    04 54 10.1 +09 35 16   0.3067  1.2665   154.2    19.8    20.2
...
2019 01 05    04 49 03.3 -01 10 57   0.3510  1.2722   139.9    29.8    20.8
...
2019 01 11    04 48 05.1 -07 02 42   0.3936  1.2783   131.4    35.2    21.3
2019 01 12    04 48 08.2 -07 51 37   0.4013  1.2795   130.1    36.0    21.3
2019 01 13    04 48 14.7 -08 38 01   0.4091  1.2807   128.9    36.7    21.4
...
2019 01 19    04 49 59.6 -12 29 48   0.4580  1.2890   122.5    40.1    21.7
...
2019 01 27    04 54 52.0 -16 00 15   0.5270  1.3022   115.6    43.0    22.1
...
2019 02 11    05 10 13.4 -19 22 12   0.6603  1.3335   106.4    45.2    22.8

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A181

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