[Iaude] MPEC X110: 2011 YJ28 [a=1.06,e=0.09,i=27.1,H=21.24]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Dec 6 09:10:43 EST 2023
M.P.E.C. 2023-X110 Issued 2023 December 6, 14:09 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2011 YJ28
Revision to MPEC 2011-Y55
Additional Observations:
K11Y28J 0C2014 09 19.22656115 46 08.886-14 57 25.25 24.33GVEX110T12
K11Y28J 0C2021 11 01.62945610 47 29.736+07 23 04.62 23.36GVEX110T14
K11Y28J 0C2023 05 26.59272623 54 24.003-05 54 24.30 22.07GVEX110T14
K11Y28J 0C2023 05 26.59416623 54 24.167-05 54 19.32 22.20GVEX110T14
K11Y28J 0C2023 05 26.59560923 54 24.330-05 54 14.36 22.15GVEX110T14
K11Y28J C2023 11 26.61895010 45 51.128+52 11 08.79 20.77GVEX110F52
K11Y28J C2023 11 26.62159110 45 51.219+52 11 05.14 21.37GVEX110F52
K11Y28J KC2023 12 05.52098410 49 05.329+48 50 36.10 20.94GVEX110I52
K11Y28J KC2023 12 05.52546110 49 05.268+48 50 29.15 21.00GVEX110I52
K11Y28J KC2023 12 05.52855510 49 05.174+48 50 24.90 20.89GVEX110I52
K11Y28J KC2023 12 05.53165110 49 05.232+48 50 19.64 20.75GVEX110I52
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers E. C. Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G.
J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
prime focus + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 1024 x 1024 pixels Tektronix 2048 CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers L. Wells, H.
Januszewski. 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
140919 T12 0.11- 0.08- 231205 I52 0.10- 2.10- E2023-QE4 -0.82 days
Orbital elements:
2011 YJ28 PHA, Earth MOID = 0.0200 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 138.24829 (2000.0) P Q
n 0.90323420 Peri. 305.98136 -0.47466478 +0.76936527
a 1.0599103 Node 290.10250 -0.58686241 -0.63864131
e 0.0925253 Incl. 27.08107 -0.65596178 +0.01464108
P 1.09 H 21.24 G 0.15 U 0
Residuals in seconds of arc
111227 703 1.0- 0.8- 111231 703 0.1+ 0.4- 120107 300 0.2+ 1.4-
111227 703 0.0 0.8+ 111231 703 0.4- 1.4- 120107 300 0.2+ 0.8+
111227 703 0.6- 0.4- 120101 H21 0.1+ 0.3- 120107 300 0.8+ 0.3-
111227 703 1.2- 0.4- 120101 H21 0.4+ 0.4+ 120107 300 0.6+ 0.4+
111227 703 0.0 0.1- 120101 H21 0.2- 0.0 120110 160 (1.8+ 1.8+)
111227 703 1.7- 0.5- 120101 291 0.2- 0.2+ 120110 160 0.1- 0.0
111227 703 0.0 0.4- 120101 291 0.4- 0.1- 120110 160 0.4+ 0.2+
111227 104 0.4- 0.2+ 120101 291 0.5- 0.4+ 120114 448 0.7+ 0.2+
111227 104 0.2- 0.9- 120102 448 0.2+ 0.2- 120114 448 0.3+ 0.1+
111227 104 1.0- 0.4+ 120102 448 0.5- 0.9- 120114 448 0.9- 0.1+
111228 595 0.2+ 0.5+ 120102 448 0.2+ 0.0 120114 448 0.2+ 0.1-
111228 I93 0.7- 0.0 120102 448 0.2+ 0.2- 120114 291 0.3+ 0.4-
111228 I93 0.3- 0.4+ 120103 H21 0.1+ 0.2- 120114 291 0.6+ 0.2+
111228 I93 0.2+ 0.3+ 120103 H21 0.1+ 0.3- 120114 291 0.5+ 0.2+
111228 595 0.4- 0.1+ 120103 H21 0.1- 0.2- 120118 695 0.2+ 0.3+
111228 204 0.0 0.1+ 120103 H21 0.1+ 0.3- 120118 695 0.2+ 0.4+
111228 204 0.2+ 0.0 120103 H21 0.3+ 0.2+ 120118 695 0.3+ 0.4+
111228 204 0.1- 0.0 120105 H21 0.1+ 0.2- 120118 695 0.3+ 0.2+
111228 854 0.5- 0.4- 120105 H21 0.2- 0.3- 120122 807 1.1- 0.0
111228 854 0.5+ 0.5- 120105 H21 0.1+ 0.1+ 120122 807 1.0- 0.0
111228 854 0.8- 0.3+ 120105 H21 0.1- 0.1- 120122 807 0.9- 0.1-
111229 291 0.1+ 0.0 120105 H21 0.0 0.2- 120122 807 0.9- 0.0
111229 291 0.0 0.1- 120106 H21 0.1- 0.1- 120130 807 0.1- 0.3+
111229 291 0.2+ 0.1+ 120106 H21 0.0 0.2- 120130 807 0.1- 0.2-
111230 291 0.2+ 0.1- 120106 H21 0.3- 0.0 120130 807 0.3+ 0.1+
111230 291 0.3+ 0.1+ 120106 H21 0.1+ 0.4- 140919 T12 0.0 0.1-
111230 291 0.4+ 0.2+ 120106 H21 0.0 0.3- 211101 T14 0.0 0.0
111231 291 0.3+ 0.2+ 120106 H21 0.1+ 0.2- 230526 T14 0.0 0.0
111231 291 0.2+ 0.1- 120106 300 0.4+ 0.1+ 230526 T14 0.0 0.0
111231 291 0.2+ 0.0 120106 300 0.2- 0.7+ 230526 T14 0.0 0.0
111231 448 0.1+ 0.2+ 120106 300 0.1+ 0.3- 231126 F52 0.2+ 0.4+
111231 448 0.1- 0.4- 120106 300 0.5+ 0.7- 231126 F52 0.2+ 0.2-
111231 448 0.1- 0.1+ 120107 204 0.1+ 0.1+ 231205 I52 0.0 0.1+
111231 448 0.0 0.9- 120107 204 0.1- 0.3- 231205 I52 0.0 0.1-
111231 448 0.1+ 0.2- 120107 204 0.4+ 0.1- 231205 I52 0.5- 0.2+
111231 703 1.0- 0.4- 120107 300 0.7+ 1.3- 231205 I52 0.5+ 0.4-
111231 703 0.4- 0.8- 120107 300 1.3+ 0.1-
Ephemeris:
2011 YJ28 a,e,i = 1.06, 0.09, 27 q = 0.9618
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 11 06 10 16 24.6 +58 15 14 0.5699 1.1574 91.6 58.9 22.5
...
2023 11 21 10 40 38.4 +53 59 57 0.4744 1.1527 97.8 58.1 22.0
...
2023 11 29 10 47 20.4 +51 21 22 0.4177 1.1484 102.0 57.2 21.7
...
2023 12 05 10 49 04.9 +49 03 33 0.3734 1.1444 105.7 56.0 21.4
2023 12 06 10 49 03.5 +48 38 21 0.3659 1.1436 106.3 55.8 21.4
2023 12 07 10 48 56.2 +48 12 23 0.3584 1.1429 107.0 55.5 21.3
...
2023 12 13 10 45 55.3 +45 16 13 0.3131 1.1380 111.7 53.5 21.0
...
2023 12 21 10 34 29.1 +39 55 54 0.2534 1.1305 119.5 49.2 20.4
...
2024 01 05 09 39 58.0 +19 17 09 0.1588 1.1136 142.6 32.4 18.8
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-X110
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