MPEC 2019-S123 : 2019 SY4
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M.P.E.C. 2019-S123 Issued 2019 September 28, 02:08 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 SY4
Observations:
K19S04Y C2019 09 22.29831320 38 17.297-11 42 02.65 VES123F51
K19S04Y C2019 09 22.31035220 38 28.917-11 39 42.96 20.1 GVES123F51
K19S04Y C2019 09 22.32265120 38 40.802-11 37 19.97 19.9 GVES123F51
K19S04Y C2019 09 24.27464021 13 08.868-04 58 40.98 19.77GVES123F51
K19S04Y C2019 09 24.30459921 13 39.087-04 52 19.28 19.59GVES123F51
K19S04Y C2019 09 24.33112621 14 05.826-04 46 40.96 19.66GVES123F51
K19S04Y C2019 09 26.26967121 48 55.780+02 07 23.14 19.30GVES123F51
K19S04Y C2019 09 26.28285321 49 09.012+02 10 10.13 19.44GVES123F51
K19S04Y* C2019 09 27.35788 22 07 58.352+05 52 08.80 19.7 wUES123F51
K19S04Y C2019 09 27.37114 22 08 11.252+05 54 48.19 19.6 wUES123F51
K19S04Y C2019 09 27.38440 22 08 24.201+05 57 27.95 19.7 wUES123F51
K19S04Y C2019 09 27.39761 22 08 37.103+06 00 06.48 19.6 wUES123F51
K19S04Y KC2019 09 27.79465522 15 35.44 +07 17 28.1 19.6 GVES123J95
K19S04Y KC2019 09 27.79998222 15 40.73 +07 18 30.8 18.8 GVES123J95
K19S04Y KC2019 09 27.80523622 15 45.97 +07 19 33.6 19.5 GVES123J95
K19S04Y KC2019 09 27.82248 22 16 01.35 +07 23 25.2 19.9 GVES123K96
K19S04Y KC2019 09 27.82564 22 16 04.50 +07 24 03.0 19.2 GVES123K96
K19S04Y KC2019 09 27.82884 22 16 07.65 +07 24 39.9 19.8 GVES123K96
K19S04Y KC2019 09 27.87580022 16 53.64 +07 33 36.3 19.5 GVES123L01
K19S04Y KC2019 09 27.87642722 16 54.27 +07 33 43.3 19.4 GVES123L01
K19S04Y KC2019 09 27.87705922 16 54.90 +07 33 51.1 19.5 GVES123L01
K19S04Y KC2019 09 27.87779222 16 55.59 +07 33 59.7 19.5 GVES123L01
K19S04Y KC2019 09 27.87852222 16 56.33 +07 34 08.3 19.4 GVES123L01
K19S04Y KC2019 09 28.04502022 19 51.86 +08 06 29.4 19.8 VuES123H21
K19S04Y KC2019 09 28.04792722 19 54.71 +08 07 03.2 19.5 VuES123H21
K19S04Y KC2019 09 28.05083422 19 57.55 +08 07 37.0 19.7 VuES123H21
K19S04Y KC2019 09 28.05374222 20 00.36 +08 08 10.8 19.7 VuES123H21
K19S04Y KC2019 09 28.05665122 20 03.21 +08 08 44.4 19.7 VuES123H21
K19S04Y KC2019 09 28.05955822 20 06.03 +08 09 18.1 19.8 VuES123H21
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, K. Chambers, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien +
CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K96 Savelli Observatory. Observers A. Brosio, A. De Pieri. 0.5-m f/8.0
Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
Orbital elements:
2019 SY4 Earth MOID = 0.0266 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Bell
M 327.52502 (2000.0) P Q
n 0.23169846 Peri. 354.51876 +0.97396665 +0.22644462
a 2.6253504 Node 352.36871 -0.20484304 +0.85916129
e 0.6065863 Incl. 4.56657 -0.09709935 +0.45887330
P 4.25 H 24.7 G 0.15 U 6
Residuals in seconds of arc
190922 F51 0.0 0.1- 190927 F51 0.1+ 0.3+ 190927 L01 0.4+ 0.4+
190922 F51 0.0 0.0 190927 F51 0.1+ 0.1+ 190927 L01 0.0 0.4+
190922 F51 0.1+ 0.1+ 190927 J95 0.2- 0.6- 190927 L01 0.4+ 0.5+
190924 F51 0.2- 0.1- 190927 J95 0.2- 0.7- 190928 H21 0.4- 0.1-
190924 F51 0.0 0.1+ 190927 J95 0.2+ 0.2+ 190928 H21 0.2- 0.0
190924 F51 0.1- 0.0 190927 K96 (1.5- 0.7-) 190928 H21 0.1- 0.1+
190926 F51 0.1- 0.0 190927 K96 0.4- 0.0 190928 H21 0.4- 0.1+
190926 F51 0.1- 0.0 190927 K96 0.2+ 0.7- 190928 H21 0.1- 0.0
190927 F51 0.4+ 0.4+ 190927 L01 0.1- 0.3+ 190928 H21 0.2- 0.0
190927 F51 0.1- 0.0 190927 L01 0.1+ 0.0
Ephemeris:
2019 SY4 a,e,i = 2.63, 0.61, 5 q = 1.0328
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 08 29 17 12 45.3 -37 24 34 0.1401 1.0545 104.7 67.9 22.9
...
2019 09 13 18 34 10.1 -30 22 22 0.07885 1.0330 107.6 68.2 21.7
...
2019 09 21 20 16 30.6 -15 38 26 0.05475 1.0368 125.2 52.3 20.4
...
2019 09 27 22 01 44.5 +04 40 04 0.05187 1.0466 147.3 31.2 19.7
2019 09 28 22 18 59.7 +07 59 10 0.05315 1.0488 150.2 28.3 19.7
2019 09 29 22 35 37.5 +11 04 27 0.05491 1.0511 152.7 25.9 19.7
...
2019 10 05 23 57 07.2 +23 46 25 0.07315 1.0684 157.9 20.6 20.2
...
2019 10 13 01 00 14.8 +30 01 52 0.1091 1.0994 157.3 20.5 21.1
...
2019 10 28 01 49 43.7 +31 40 54 0.1933 1.1780 160.8 16.1 22.4
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-S123
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