MPEC 2019-C109: 2019 CA4
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M.P.E.C. 2019-C109 Issued 2019 Feb. 11, 11:47 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2019 CA4
Observations:
K19C04A C2019 01 06.47409008 36 35.216+45 17 31.34 22.3 GVEC109F51
K19C04A C2019 01 06.48695508 36 35.663+45 17 24.86 22.0 GVEC109F51
K19C04A C2019 01 06.49983908 36 36.104+45 17 18.35 21.7 GVEC109F51
K19C04A KC2019 01 16.41480008 42 22.241+43 14 58.84 21.6 GVEC109F52
K19C04A KC2019 01 24.42883808 44 52.247+40 40 00.46 21.6 GVEC109F52
K19C04A* C2019 02 08.25660 08 47 59.48 +33 55 01.7 21.0 rUEC109I41
K19C04A C2019 02 08.26844 08 47 59.51 +33 54 40.1 21.2 rUEC109I41
K19C04A C2019 02 08.29226 08 47 59.69 +33 53 55.3 21.2 rUEC109I41
K19C04A C2019 02 08.38699 08 48 00.26 +33 50 56.5 21.0 rUEC109I41
K19C04A C2019 02 09.12524108 48 14.48 +33 27 43.2 21.2 GVEC109H01
K19C04A C2019 02 09.13019608 48 14.51 +33 27 33.8 21.2 GVEC109H01
K19C04A C2019 02 09.14386108 48 14.70 +33 27 09.1 21.2 GVEC109H01
K19C04A C2019 02 09.14759308 48 14.72 +33 27 02.1 21.2 GVEC109H01
K19C04A C2019 02 09.34887508 48 17.706+33 20 48.83 21.9 GVEC109F52
K19C04A C2019 02 09.36049608 48 17.792+33 20 27.46 21.6 GVEC109F52
K19C04A C2019 02 09.37217908 48 17.865+33 20 05.35 21.3 GVEC109F52
K19C04A C2019 02 09.38383708 48 17.918+33 19 43.27 20.7 GVEC109F52
K19C04A KC2019 02 10.17625408 48 31.98 +32 54 27.6 21.3 VuEC109H21
K19C04A KC2019 02 10.18357108 48 32.04 +32 54 13.9 21.5 VuEC109H21
K19C04A KC2019 02 10.19270008 48 32.13 +32 53 56.7 21.4 VuEC109H21
K19C04A C2019 02 11.12868 08 48 50.75 +32 23 58.7 VEC109V06
K19C04A C2019 02 11.13018 08 48 50.76 +32 23 56.6 22.2 GVEC109V06
K19C04A C2019 02 11.13167 08 48 50.77 +32 23 53.5 21.5 GVEC109V06
K19C04A C2019 02 11.13316 08 48 50.77 +32 23 50.6 21.7 GVEC109V06
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes,
T. Lowe, E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel,
M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien
+ 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.
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.
V06 Catalina Sky Survey-Kuiper. Observer E. J. Christensen. 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,
T. A. Pruyne, R. L. Seaman, F. C. Shelly. 1.55-m reflector + CCD.
Orbital elements:
2019 CA4
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 15.56922 (2000.0) P Q
n 0.17888456 Peri. 146.68271 -0.61186125 -0.78900379
a 3.1195179 Node 340.85241 +0.68355761 -0.49205344
e 0.5708758 Incl. 9.77129 +0.39796332 -0.36790819
P 5.51 H 22.3 G 0.15 U 4
Residuals in seconds of arc
190106 F51 0.0 0.1- 190208 I41 0.1- 0.4- 190209 F52 0.3- 0.1-
190106 F51 0.0 0.0 190209 H01 0.0 0.0 190210 H21 0.3- 0.1+
190106 F51 0.1- 0.1+ 190209 H01 0.3- 0.3- 190210 H21 0.4- 0.2+
190116 F52 0.2+ 0.0 190209 H01 0.3+ 0.1+ 190210 H21 0.4- 0.3+
190124 F52 0.2- 0.0 190209 H01 0.0 0.0 190211 V06 0.7+ 0.4-
190208 I41 0.6+ 0.2- 190209 F52 0.0 0.1- 190211 V06 0.5+ 0.3+
190208 I41 0.0 0.1+ 190209 F52 0.1+ 0.3+ 190211 V06 0.4+ 0.0
190208 I41 0.4+ 0.4- 190209 F52 0.0 0.0 190211 V06 0.1+ 0.1-
Ephemeris:
2019 CA4 a,e,i = 3.12, 0.57, 10 q = 1.3387
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 01 12 08 40 14.5 +44 18 36 0.4008 1.3537 153.4 19.0 21.9
...
2019 01 27 08 45 25.7 +39 39 45 0.3727 1.3391 158.9 15.4 21.6
...
2019 02 04 08 46 59.1 +36 04 06 0.3708 1.3398 159.8 14.7 21.6
...
2019 02 10 08 48 28.4 +33 00 09 0.3758 1.3444 159.1 15.2 21.7
2019 02 11 08 48 46.9 +32 28 13 0.3771 1.3454 158.8 15.4 21.7
2019 02 12 08 49 06.7 +31 56 02 0.3787 1.3466 158.5 15.6 21.7
...
2019 02 18 08 51 35.4 +28 39 31 0.3913 1.3556 156.3 17.1 21.8
...
2019 02 26 08 56 20.6 +24 18 23 0.4170 1.3724 152.1 19.7 22.1
...
2019 03 13 09 09 49.3 +16 53 21 0.4923 1.4181 143.0 25.0 22.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-C109
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