MPEC 2023-Q05 : 2019 CU1
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M.P.E.C. 2023-Q05 Issued 2023 August 16, 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 CU1
Revision to MPEC 2019-C66
Additional Observations:
K19C01U C2011 09 30.58827107 41 15.122+24 13 54.11 22.22GVEQ005F51
K19C01U C2011 09 30.59358707 41 17.504+24 13 49.33 22.34GVEQ005F51
K19C01U C2012 01 31.63272614 51 32.554-17 02 16.01 22.94GVEQ005F51
K19C01U C2012 01 31.63804114 51 32.945-17 02 18.59 23.33GVEQ005F51
K19C01U C2012 01 31.64336914 51 33.347-17 02 20.94 23.50GVEQ005F51
K19C01U C2012 01 31.64867714 51 33.720-17 02 23.67 23.03GVEQ005F51
K19C01U C2012 04 15.46540814 19 28.319-16 47 14.87 23.36GVEQ005F51
K19C01U C2019 04 25.25289711 30 23.194+00 53 14.74 22.70GVEQ005F51
K19C01U C2019 04 25.26479511 30 23.370+00 53 13.25 22.23GVEQ005F51
K19C01U C2019 04 25.27674011 30 23.537+00 53 12.11 22.47GVEQ005F51
K19C01U C2019 04 25.28865211 30 23.702+00 53 10.76 22.44GVEQ005F51
K19C01U 0C2023 08 14.60523205 37 32.942+24 26 38.13 24.20GVEQ005T14
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P.
Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M.
Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien +
CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. Measurer D.
J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
110930 F51 0.21+ 0.05+ 230814 T14 0.10+ 0.00+ MPO467451 -0.02 days
Orbital elements:
2019 CU1 PHA, Earth MOID = 0.0141 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 354.92940 (2000.0) P Q
n 0.41483099 Peri. 100.63516 +0.08466658 -0.99637552
a 1.7805544 Node 344.50086 +0.90175839 +0.08012595
e 0.5170791 Incl. 1.76036 +0.42386716 +0.02855956
P 2.38 H 21.36 G 0.15 U 0
Residuals in seconds of arc
110930 F51 0.2- 0.4- 190206 G40 0.3- 0.2- 190228 G96 0.1+ 0.0
110930 F51 0.2- 0.1- 190206 181 0.1+ 0.4+ 190302 T08 0.0 0.6+
120131 F51 0.5+ 0.1+ 190206 181 0.3- 0.3+ 190302 T08 0.6+ 1.2-
120131 F51 0.5+ 0.1- 190206 181 0.0 0.3+ 190302 T08 0.2- 1.7-
120131 F51 0.6+ 0.0 190207 204 0.1+ 0.1+ 190302 T08 0.3+ 0.6-
120131 F51 0.3+ 0.3- 190207 204 0.6+ 0.3- 190302 T08 0.4+ 0.4+
120415 F51 0.1- 0.1- 190207 204 0.0 0.0 190302 T08 0.1+ 0.4+
180817 F51 0.1- 0.1- 190207 K88 0.4- 0.1+ 190309 691 0.5- 0.2+
180817 F51 0.0 0.6+ 190207 K88 0.2- 0.3- 190309 691 0.6- 0.1+
180817 F51 0.2- 0.1+ 190207 K88 0.4- 0.1+ 190309 691 0.6- 0.2+
180817 F51 0.1- 0.2+ 190207 474 0.4+ 0.2+ 190318 G96 0.1+ 0.1-
180821 F51 0.5- 0.5+ 190207 474 0.2- 0.5+ 190318 G96 0.0 0.0
181001 F52 0.1- 0.0 190207 474 0.2+ 0.1+ 190318 G96 0.3+ 0.0
181001 F52 0.1- 0.2- 190209 703 (2.3- 0.5+) 190318 G96 0.0 0.2+
181001 F52 0.2+ 0.1+ 190209 703 0.2- 0.1+ 190318 H21 0.1+ 0.3+
181001 F52 0.1- 0.1+ 190209 703 0.5- 0.3+ 190318 H21 0.0 0.4+
190204 T05 0.5+ 0.3- 190209 I52 0.9- 0.0 190318 H21 0.2+ 0.4+
190204 T05 0.5- 0.3+ 190209 I52 (1.5+ 0.6-) 190318 I52 (0.5- 0.9+)
190204 T05 0.0 0.2- 190209 I52 0.4+ 0.5- 190318 I52 0.0 0.4-
190204 T05 0.1+ 0.0 190214 T08 0.2+ 0.1- 190318 I52 (0.7- 1.5+)
190205 L01 0.3+ 0.9+ 190214 T08 0.9- 0.6- 190326 I52 0.2+ 0.3-
190205 L01 0.1- 0.5+ 190214 T08 0.9+ 0.2+ 190326 I52 0.2- 0.3+
190205 L01 0.2- 0.2- 190214 T08 0.3- 0.2+ 190326 I52 0.9- 0.2+
190205 L01 0.2- 0.2- 190224 K61 0.7+ 1.0+ 190329 711 0.1- 0.2-
190206 K88 0.2- 0.3- 190224 K61 0.6+ 0.9+ 190329 711 0.1+ 0.3-
190206 C65 0.2- 0.2+ 190225 C95 (1.3+ 0.2-) 190329 711 0.0 0.2-
190206 K88 0.3+ 0.1+ 190225 C95 0.8+ 0.2+ 190329 G96 0.3+ 0.2-
190206 J04 0.0 0.0 190225 C95 0.1+ 0.4- 190329 G96 0.0 0.2-
190206 J04 0.0 0.1+ 190227 B67 0.3+ 0.0 190329 G96 0.1+ 0.6-
190206 J04 0.1- 0.0 190227 B67 0.3+ 0.2- 190425 F51 0.1- 0.1+
190206 033 0.3+ 0.1- 190227 B67 0.5+ 0.1- 190425 F51 0.0 0.1-
190206 033 0.1- 0.1- 190227 B67 0.7+ 1.2- 190425 F51 0.0 0.1+
190206 033 0.1- 0.2- 190227 B67 0.8+ 0.4- 190425 F51 0.1- 0.0
190206 033 0.2+ 0.2+ 190228 G96 0.1+ 0.1+ 230814 T14 (0.5- 0.0 )
190206 G40 0.1+ 0.3- 190228 G96 0.0 0.1+
190206 G40 0.1+ 0.1- 190228 G96 0.0 0.0
Ephemeris:
2019 CU1 a,e,i = 1.78, 0.52, 2 q = 0.8599
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 07 17 03 11 51.1 +18 23 24 1.2747 1.2227 63.3 48.0 24.1
...
2023 08 01 04 23 22.4 +22 26 19 1.1724 1.1093 60.4 52.7 23.9
...
2023 08 09 05 06 07.9 +23 52 17 1.1392 1.0522 58.2 55.0 23.8
...
2023 08 15 05 39 46.9 +24 28 10 1.1247 1.0121 56.2 56.3 23.7
2023 08 16 05 45 29.0 +24 31 28 1.1232 1.0057 55.9 56.5 23.7
2023 08 17 05 51 12.2 +24 33 58 1.1219 0.9994 55.5 56.7 23.7
...
2023 08 23 06 25 46.6 +24 31 48 1.1196 0.9634 53.5 57.5 23.6
...
2023 08 31 07 11 46.1 +23 42 50 1.1303 0.9219 50.7 57.9 23.5
...
2023 09 15 08 33 45.2 +20 05 06 1.1869 0.8706 45.9 56.0 23.5
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-Q05
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