[Iaude] MPEC C99: 2022 YE4 [a=1.29,e=0.90,i=13.7,H=20.66]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Fri Feb 9 09:12:47 EST 2024
M.P.E.C. 2024-C99 Issued 2024 February 9, 14:11 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
2022 YE4
Revision to MPEC 2022-Y147
Additional Observations:
K22Y04E KC2024 01 06.63075410 43 59.313+35 40 27.53 22.56GVEC099F51
K22Y04E KC2024 01 22.45752310 20 02.484+45 35 37.75 21.44GVEC099F51
K22Y04E C2024 02 03.45766609 20 00.108+56 01 39.69 21.69GVEC099F52
K22Y04E C2024 02 03.47131909 19 53.517+56 02 22.58 21.17GVEC099F52
K22Y04E C2024 02 03.48495809 19 46.898+56 03 05.70 21.41GVEC099F52
K22Y04E C2024 02 03.49860909 19 40.290+56 03 48.90 20.81GVEC099F52
K22Y04E 7C2024 02 07.20932008 45 46.284+59 08 30.15 21.5 GVEC099Z84
K22Y04E 7C2024 02 07.21652308 45 41.757+59 08 49.84 VEC099Z84
K22Y04E 2C2024 02 07.88664608 38 35.320+59 39 01.20 20.8 GVEC099J04
K22Y04E 2C2024 02 07.89191408 38 31.890+59 39 15.97 21.4 GVEC099J04
K22Y04E 2C2024 02 07.89717608 38 28.321+59 39 29.46 21.1 GVEC099J04
K22Y04E 0C2024 02 08.43431608 32 27.611+60 02 39.58 21.73GVEC099T12
K22Y04E 0C2024 02 08.43498108 32 27.151+60 02 41.21 21.79GVEC099T12
K22Y04E 0C2024 02 08.43563608 32 26.708+60 02 42.84 21.79GVEC099T12
K22Y04E 0C2024 02 08.43705908 32 25.709+60 02 46.48 21.62GVEC099T12
Observer details:
F51 Pan-STARRS 1, 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.
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.
J04 ESA Optical Ground Station, Tenerife. Observers P. Ruiz, M. Micheli, F.
Ocana, L. Conversi. Measurers M. Micheli, F. Ocana, R. Kresken.
1.0-m f/4.4 reflector + CCD.
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.
Z84 Calar Alto-Schmidt. Observers F. Ocana, R. Kresken, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli. 0.8-m f/3 Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240106 F51 0.22- 0.07- 240208 T12 0.21- 0.27- MPO782812 -0.01 days
Orbital elements:
2022 YE4 Earth MOID = 0.1012 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 216.72853 (2000.0) P Q
n 0.67262950 Peri. 238.47829 +0.30271947 +0.93540685
a 1.2900863 Node 50.27437 -0.77392964 +0.35312769
e 0.9044867 Incl. 13.74085 -0.55623181 +0.01774418
P 1.47 H 20.66 G 0.15 U 2
Residuals in seconds of arc
221211 703 0.8+ 0.5- 221225 858 0.0 0.3- 240203 F52 0.1+ 0.1-
221211 703 0.3+ 0.0 221225 858 0.1+ 0.3- 240203 F52 0.1- 0.0
221223 L51 0.5- 0.5+ 221225 858 0.1- 0.3- 240203 F52 0.1- 0.3+
221223 L51 0.1+ 0.3+ 221226 I52 0.6- 0.1- 240207 Z84 0.0 0.3-
221223 L51 0.2+ 0.5- 221226 I52 0.5+ 0.0 240207 Z84 0.0 0.1+
221224 858 0.1- 0.1+ 221226 I52 0.1- 0.0 240207 J04 0.2- 0.1-
221224 858 0.2- 0.3+ 221229 033 0.0 0.3+ 240207 J04 0.3+ 0.5+
221224 858 0.3+ 0.2- 221229 033 0.0 0.0 240207 J04 0.2- 0.2-
221224 734 0.5- 0.3+ 221229 033 0.1+ 0.1- 240208 T12 0.1+ 0.0
221224 734 0.6- 0.1+ 221229 033 0.2+ 0.1- 240208 T12 0.1+ 0.1-
221224 734 0.1+ 0.1- 240106 F51 0.2- 0.1- 240208 T12 0.2+ 0.1-
221224 C95 0.2+ 0.4+ 240122 F51 0.0 0.3- 240208 T12 0.1+ 0.0
221224 C95 0.1- 0.5+ 240203 F52 0.0 0.2+
Ephemeris:
2022 YE4 a,e,i = 1.29, 0.90, 14 q = 0.1232
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 01 10 10 41 37.8 +37 22 00 0.8772 1.7170 134.6 24.1 22.7
...
2024 01 25 10 11 48.5 +47 39 40 0.6540 1.5630 144.4 21.5 21.8
...
2024 02 02 09 30 50.0 +54 43 42 0.5648 1.4716 141.9 24.4 21.4
...
2024 02 08 08 37 19.7 +59 43 52 0.5155 1.3983 134.8 30.0 21.3
2024 02 09 08 25 56.8 +60 25 40 0.5089 1.3856 133.2 31.2 21.2
2024 02 10 08 13 50.2 +61 03 40 0.5028 1.3729 131.6 32.5 21.2
...
2024 02 16 06 48 53.4 +63 02 23 0.4760 1.2934 120.0 41.4 21.2
...
2024 02 24 04 55 35.2 +59 50 26 0.4648 1.1792 102.3 55.1 21.4
...
2024 03 10 02 57 55.1 +44 34 54 0.4973 0.9337 68.5 81.8 21.9
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-C99
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