MPEC 2023-M41 : 2019 XF1
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M.P.E.C. 2023-M41 Issued 2023 June 18, 14:07 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 XF1
Revision to MPEC 2019-X61
Additional Observations:
K19X01F C2019 12 20.43896808 03 14.224+19 04 45.18 21.06wUEM041F52
K19X01F C2019 12 20.46379208 03 09.282+19 03 25.54 21.19wUEM041F52
K19X01F C2019 12 20.47629308 03 06.803+19 02 45.67 20.82wUEM041F52
K19X01F |C2023 06 10.09909 13 42 17.54 -36 40 12.0 22.1 GVEM041807
K19X01F |C2023 06 10.10464 13 42 17.54 -36 39 57.3 22.2 GVEM041807
K19X01F |C2023 06 10.11018 13 42 17.58 -36 39 42.6 22.1 GVEM041807
K19X01F 0C2023 06 15.29139613 44 24.237-32 56 33.36 23.27GVEM041T12
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, 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.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. Hung.
Measurer D. J. Tholen. 2.24-m f/10.1 reflector + 2112 x 2112 pixels
STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
191220 F52 0.00+ 0.00+ 230615 T12 0.04+ 0.01+ MPO740923 +0.02 days
Orbital elements:
2019 XF1 Earth MOID = 0.1782 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 181.15455 (2000.0) P Q
n 0.71491440 Peri. 94.02365 +0.95286734 -0.12050854
a 1.2387016 Node 273.05821 +0.00054107 +0.91840117
e 0.1498188 Incl. 16.19003 +0.30338678 +0.37685141
P 1.38 H 22.36 G 0.15 U 2
Residuals in seconds of arc
191202 G96 0.2- 0.3- 191205 033 0.1+ 0.1+ 191220 F52 0.1+ 0.2+
191202 G96 0.6- 0.1+ 191205 033 0.2+ 0.3+ 191220 711 (9.0- 7.0-)
191202 G96 0.1- 0.1- 191205 033 0.2+ 0.0 191220 711 0.9- 0.2+
191202 G96 0.1+ 0.2- 191205 L01 0.0 0.2- 191220 711 0.8- 0.1-
191202 I52 0.6+ 1.2+ 191205 L01 0.4+ 0.6- 191227 H36 0.6+ 0.1-
191202 I52 0.3+ 0.4+ 191205 L01 0.1- 0.3- 191227 H36 2.4+ 0.3-
191202 I52 0.2+ 0.2- 191205 H21 0.5+ 0.1+ 191227 H36 0.4+ 0.1-
191202 I52 0.9- 0.0 191205 H21 0.6+ 0.0 191227 H36 0.4+ 0.9+
191203 I52 0.3+ 0.6+ 191205 H21 0.3+ 0.2+ 200101 807 0.3+ 0.2+
191203 I52 0.9- 0.0 191219 I52 0.0 0.0 200101 807 0.1+ 0.1+
191203 I52 0.6+ 0.2- 191219 I52 0.0 0.0 200101 807 0.0 0.3-
191203 G96 0.2- 0.4+ 191219 I52 0.4- 0.2- 200113 807 0.3+ 0.3-
191203 G96 0.2- 0.4- 191219 I52 0.5- 0.0 200113 807 0.2+ 0.1+
191203 G96 0.1+ 0.1+ 191219 691 0.6- 0.1+ 200113 807 0.1- 0.0
191203 G96 0.0 0.1+ 191219 691 0.8- 0.4+ 200129 691 0.2- 0.2-
191203 F52 0.1+ 0.3- 191219 691 0.1+ 0.4+ 200129 691 0.1+ 0.2+
191203 F52 0.1+ 0.1- 191220 G96 0.2- 0.2- 200129 691 0.4+ 0.1-
191203 F52 0.1+ 0.0 191220 G96 0.3- 0.2+ 230610 807 0.0 0.1-
191204 033 0.1+ 0.1+ 191220 G96 0.1- 0.1- 230610 807 0.2- 0.1-
191204 033 0.0 0.1- 191220 G96 0.2+ 0.1+ 230610 807 0.1+ 0.0
191204 033 0.1- 0.2+ 191220 F52 0.0 0.0 230615 T12 0.1- 0.1-
191205 033 0.1+ 0.1- 191220 F52 0.1- 0.1-
Ephemeris:
2019 XF1 a,e,i = 1.24, 0.15, 16 q = 1.0531
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 05 19 13 59 19.5 -51 31 48 0.3980 1.3489 142.4 27.2 22.2
...
2023 06 03 13 42 50.7 -41 49 30 0.3803 1.3214 138.0 30.9 22.2
...
2023 06 11 13 42 31.4 -36 00 57 0.3827 1.3054 132.7 34.9 22.3
...
2023 06 17 13 45 30.8 -31 44 19 0.3893 1.2929 128.1 38.2 22.4
2023 06 18 13 46 15.0 -31 02 44 0.3908 1.2908 127.3 38.8 22.4
2023 06 19 13 47 02.9 -30 21 34 0.3924 1.2887 126.5 39.3 22.4
...
2023 06 25 13 53 03.8 -26 25 13 0.4036 1.2756 121.7 42.7 22.6
...
2023 07 03 14 03 50.5 -21 42 47 0.4226 1.2577 115.5 46.9 22.8
...
2023 07 18 14 30 10.6 -14 38 11 0.4656 1.2231 105.1 53.4 23.1
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