MPEC 2023-K145 : 2019 PG1
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M.P.E.C. 2023-K145 Issued 2023 May 25, 14:10 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 PG1
Revision to MPEC 2019-P72
Additional Observations:
K19P01G 0C2023 04 24.63016121 34 23.115-31 14 27.96 22.50GVEK145T14
K19P01G 0C2023 04 25.62875521 39 12.473-30 22 17.84 21.98GVEK145T14
K19P01G 0C2023 05 15.59265223 03 40.433-10 26 08.04 22.04GVEK145T14
K19P01G 0C2023 05 16.60888723 07 27.326-09 21 51.31 22.63GVEK145T12
K19P01G 0C2023 05 22.61750623 29 02.894-03 05 38.12 22.72GVEK145T12
Observer details:
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers L. Wells, C.
Cunningham. 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
230424 T14 0.08- 0.14- 230522 T12 0.05- 0.10- MPO740914 +0.00 days
Orbital elements:
2019 PG1 PHA, Earth MOID = 0.0062 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 335.12275 (2000.0) P Q
n 0.25579567 Peri. 13.61668 +0.41187836 +0.84526272
a 2.4577663 Node 281.61330 -0.86521404 +0.24553380
e 0.5930545 Incl. 20.33672 -0.28593859 +0.47459887
P 3.85 H 20.62 G 0.15 U 0
Residuals in seconds of arc
190720 F51 (0.4- 0.4-) 190809 104 0.0 0.1- 190825 H21 0.2- 0.0
190720 F51 (0.5+ 0.9+) 190809 104 0.2- 0.1- 190825 H21 0.1- 0.1+
190720 F51 0.1- 0.0 190809 L01 0.1- 0.3- 190825 H21 0.1- 0.0
190808 F51 0.0 0.1+ 190809 104 0.2+ 0.1- 190830 I52 0.2- 0.1+
190808 F51 0.1- 0.1- 190809 L01 0.4- 0.5+ 190830 I52 0.1- 0.2-
190808 F51 0.1+ 0.1+ 190809 L01 0.0 0.1- 190830 I52 0.1- 0.0
190808 A44 0.2- 0.2+ 190809 L01 0.1- 0.3- 190830 I52 0.1+ 0.1-
190808 A44 0.2- 0.1+ 190809 L01 0.1+ 0.1- 190908 I52 0.5- 0.1-
190808 A44 0.6- 0.4+ 190810 H21 0.4- 0.1+ 190908 I52 0.4- 0.0
190808 A44 0.2- 0.4- 190810 H21 0.1- 0.0 190908 I52 0.2- 0.4+
190808 I93 0.3- 0.1+ 190810 H21 0.0 0.0 190908 I52 (1.3- 0.3+)
190808 I93 0.0 0.4+ 190810 F51 0.1- 0.1- 191028 H21 1.2+ 0.6+
190808 K38 0.1+ 0.3+ 190810 F51 (0.3+ 0.3+) 191028 H21 1.2+ 0.5+
190808 L01 0.6+ 0.1- 190810 F51 0.2+ 0.2+ 191028 H21 (1.2+ 0.8+)
190808 L01 0.1+ 0.0 190819 I52 0.3- 0.4- 191031 V06 0.2- 0.3+
190808 L01 0.5- 0.1- 190819 I52 0.5- 0.0 191031 V06 0.3+ 0.1-
190808 L01 0.3- 0.2- 190819 I52 0.2- 0.1- 191031 V06 0.3- 0.0
190808 I93 (0.1- 1.4-) 190819 I52 0.5- 0.4- 191031 V06 0.3- 0.5-
190808 K38 (0.3+ 1.0-) 190819 291 0.3+ 0.2+ 230424 T14 0.1- 0.1+
190808 K38 0.6+ 0.5- 190819 291 1.1+ 0.2- 230425 T14 0.1- 0.1+
190809 H36 0.1+ 0.2+ 190824 H21 0.0 0.2- 230515 T14 0.1+ 0.0
190809 H36 0.4+ 0.3+ 190824 H21 0.1- 0.1+ 230516 T12 0.0 0.0
190809 H36 0.1- 0.1+ 190824 H21 0.3+ 0.0 230522 T12 0.1- 0.0
Ephemeris:
2019 PG1 a,e,i = 2.46, 0.59, 20 q = 1.0002
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 25 21 36 09.9 -30 55 11 0.7269 1.1174 78.5 61.9 22.4
...
2023 05 10 22 42 03.8 -16 19 06 0.6956 1.0460 73.1 67.4 22.3
...
2023 05 18 23 12 33.3 -07 54 00 0.7007 1.0203 70.5 69.1 22.3
...
2023 05 24 23 33 50.2 -01 40 39 0.7135 1.0077 69.0 69.7 22.3
2023 05 25 23 37 16.5 -00 39 43 0.7163 1.0061 68.7 69.7 22.4
2023 05 26 23 40 41.1 +00 20 45 0.7192 1.0048 68.5 69.7 22.4
...
2023 06 01 00 00 37.7 +06 11 49 0.7405 1.0003 67.5 69.4 22.4
...
2023 06 09 00 26 07.3 +13 22 24 0.7762 1.0041 66.7 68.1 22.5
...
2023 06 24 01 11 30.7 +24 38 20 0.8549 1.0403 66.9 64.0 22.6
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-K145
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