MPEC 2021-L18 : 2019 LH5
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M.P.E.C. 2021-L18 Issued 2021 June 2, 13:54 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 LH5
Revision to MPEC 2019-M27
Additional Observations:
K19L05H C2021 05 23.55600220 02 01.289-15 50 50.79 21.12wUEL018F51
K19L05H C2021 05 23.56270720 02 02.237-15 50 46.75 21.01wUEL018F51
K19L05H C2021 05 23.56947120 02 03.145-15 50 42.69 21.42wUEL018F51
K19L05H C2021 05 23.57628120 02 04.080-15 50 38.48 21.53wUEL018F51
K19L05H C2021 05 24.56078920 04 27.769-15 40 24.31 21.83GVEL018F51
K19L05H C2021 05 24.56744620 04 28.741-15 40 19.76 21.85GVEL018F51
K19L05H C2021 05 24.57402820 04 29.640-15 40 15.97 21.10GVEL018F51
K19L05H C2021 05 24.57977220 04 30.461-15 40 12.22 21.38GVEL018F51
K19L05H C2021 05 24.58058820 04 30.570-15 40 11.82 21.67GVEL018F51
K19L05H |C2021 06 01.30255 20 26 32.56 -13 59 23.8 20.7 GVEL018807
K19L05H |C2021 06 01.30463 20 26 32.97 -13 59 22.0 20.6 GVEL018807
K19L05H |C2021 06 01.30671 20 26 33.37 -13 59 20.0 20.4 GVEL018807
K19L05H KC2021 06 02.05026620 29 05.12 -13 47 29.5 21.0 GVEL018L01
K19L05H KC2021 06 02.05260320 29 05.60 -13 47 27.4 20.9 GVEL018L01
K19L05H pC2021 06 02.05493320 29 06.08 -13 47 25.3 20.7 GVEL018L01
K19L05H KC2021 06 02.05726420 29 06.53 -13 47 23.3 20.6 GVEL018L01
K19L05H KC2021 06 02.05960320 29 07.02 -13 47 20.5 21.0 GVEL018L01
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman, K. Chambers, I. Smith. 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.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
210523 F51 44+ 1+ 210602 L01 56+ 2+ MPO473684 +43.2 days
Orbital elements:
2019 LH5 PHA, Earth MOID = 0.0127 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 242.96848 (2000.0) P Q
n 0.48567423 Peri. 269.23087 +0.86496920 -0.49980677
a 1.6028985 Node 120.75530 +0.47871618 +0.79494420
e 0.7056992 Incl. 2.99903 +0.15052941 +0.34388502
P 2.03 H 20.57 G 0.15 U 1
Residuals in seconds of arc
190606 G96 0.1+ 0.2+ 190608 I52 0.1+ 0.7- 190615 I52 (1.3- 0.1+)
190606 G96 0.1- 0.4+ 190608 I52 0.5- 0.1- 210523 F51 0.1- 0.0
190606 G96 0.1+ 0.1- 190609 I52 0.1+ 0.8- 210523 F51 0.3+ 0.0
190606 G96 0.6+ 0.2- 190609 I52 (0.5+ 1.3-) 210523 F51 0.0 0.0
190606 I52 0.3- 0.2- 190609 I52 (0.4+ 1.4-) 210523 F51 0.1- 0.1+
190606 I52 0.4- 0.2+ 190609 I52 0.8+ 0.3- 210524 F51 0.0 0.1-
190606 I52 0.8+ 0.1+ 190611 I52 0.2+ 0.9+ 210524 F51 0.4+ 0.2+
190607 J04 0.1- 0.1- 190611 I52 0.4+ 0.2- 210524 F51 0.1- 0.2-
190607 J04 0.6- 0.0 190611 I52 0.6- 0.4+ 210524 F51 0.0 0.1-
190607 J04 0.1- 0.1- 190612 I52 0.0 0.3- 210524 F51 0.1- 0.2-
190607 I52 1.1- 0.6+ 190612 I52 0.1- 0.7+ 210601 807 0.0 0.1-
190607 I52 0.9- 0.8- 190612 I52 0.3- 0.3+ 210601 807 0.1+ 0.3-
190607 I52 0.1+ 0.5+ 190613 I52 0.2+ 0.5- 210601 807 0.1+ 0.3-
190607 I52 0.2- 0.1- 190613 I52 0.1- 0.0 210602 L01 0.3- 0.3+
190607 I52 0.6- 0.8- 190613 I52 0.4+ 0.3+ 210602 L01 0.2- 0.1+
190607 I52 0.8- 2.1+ 190613 I52 0.1+ 0.9- 210602 L01 0.1- 0.2-
190607 I52 0.6- 1.0+ 190615 I52 (1.6- 1.3-) 210602 L01 0.4- 0.5-
190608 I52 0.0 0.1+ 190615 I52 0.7- 0.1- 210602 L01 0.1- 0.0
190608 I52 0.6+ 0.2- 190615 I52 0.1+ 0.8+
Ephemeris:
2019 LH5 a,e,i = 1.60, 0.71, 3 q = 0.4717
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 03 19 21 45.7 -18 18 51 0.9350 1.6211 113.0 34.9 22.9
...
2021 05 18 19 49 39.1 -16 41 15 0.6720 1.4723 120.7 36.2 22.0
...
2021 05 26 20 08 05.5 -15 24 26 0.5399 1.3873 123.7 37.4 21.5
...
2021 06 01 20 25 31.8 -14 04 19 0.4454 1.3209 125.0 39.0 21.0
2021 06 02 20 28 54.1 -13 48 04 0.4301 1.3096 125.1 39.3 20.9
2021 06 03 20 32 26.7 -13 30 45 0.4149 1.2982 125.1 39.7 20.8
...
2021 06 09 20 58 30.1 -11 16 18 0.3269 1.2286 124.1 43.2 20.3
...
2021 06 17 21 56 45.8 -05 39 52 0.2224 1.1320 116.2 53.6 19.5
...
2021 07 02 02 37 09.4 +19 21 08 0.1598 0.9397 57.2 114.6 20.9
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-L18
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