[Iaude] MPEC E180: 2016 EA27 [a=1.94,e=0.45,i=32.3,H=20.70]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu Mar 14 10:10:46 EDT 2024
M.P.E.C. 2024-E180 Issued 2024 March 14, 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
2016 EA27
Revision to MPEC 2016-E46
Additional Observations:
K16E27A KC2024 03 01.10595607 43 09.33 -01 37 18.7 21.9 GVEE180H21
K16E27A KC2024 03 01.10897407 43 09.13 -01 37 11.5 22.1 GVEE180H21
K16E27A KC2024 03 01.11189407 43 08.94 -01 37 03.8 22.0 GVEE180H21
K16E27A KC2024 03 13.21412607 35 42.130+06 49 56.64 22.12GVEE180V06
K16E27A KC2024 03 13.22209807 35 41.939+06 50 16.55 21.76GVEE180V06
K16E27A KC2024 03 13.23006807 35 41.788+06 50 36.49 20.93GVEE180V06
K16E27A KC2024 03 13.23804007 35 41.633+06 50 56.26 21.88GVEE180V06
Observer details:
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 1.3-m f/4.0 astrograph + CCD.
V06 Catalina Sky Survey-Kuiper. Observer G. J. Leonard. Measurers T. Beuden,
V. F. Carvajal, 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. 1.55-m
reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
240301 H21 25.8+ 6.5+ 240313 V06 22.0+ 11.2+ E2023-X01 +0.05 days
Orbital elements:
2016 EA27 Earth MOID = 0.3000 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 328.32869 (2000.0) P Q
n 0.36461004 Peri. 73.95201 -0.53540711 +0.82498654
a 1.9405148 Node 160.19419 -0.81958810 -0.55923546
e 0.4519188 Incl. 32.27515 +0.20399650 -0.08156543
P 2.70 H 20.70 G 0.15 U 0
Residuals in seconds of arc
160302 G45 0.4+ 0.1+ 160310 926 0.1- 0.3- 160327 H21 0.5+ 0.1-
160302 G45 0.5+ 0.3+ 160310 926 0.6- 0.3- 160327 H21 0.2+ 0.2-
160302 G45 0.0 0.4- 160311 204 0.1+ 0.2- 160327 H21 0.6+ 0.3-
160302 G45 0.4- 0.0 160311 204 0.1+ 0.0 160425 705 0.2- 0.1-
160303 V37 0.0 0.2- 160311 204 0.1+ 0.0 160425 705 0.3- 0.0
160303 V37 0.1+ 0.1+ 160311 703 0.2+ 1.6+ 160425 705 0.0 0.2+
160303 V37 0.1+ 0.0 160311 703 0.1- 0.1- 160519 695 0.0 0.1-
160303 926 0.2+ 0.0 160311 703 0.1- 0.1+ 160519 695 0.0 0.0
160303 926 0.2+ 0.1- 160311 703 0.8+ 0.5+ 160625 H21 1.0+ 0.1-
160303 926 0.2+ 0.1- 160314 950 0.0 0.0 160625 H21 1.2+ 0.2+
160303 587 0.2+ 0.6- 160314 950 0.1+ 0.2- 160625 H21 (1.4+ 0.1-)
160303 587 0.3+ 0.1+ 160314 950 0.2+ 0.3- 160630 H21 0.5- 0.2+
160303 587 0.3- 0.6+ 160314 950 0.1+ 0.1+ 160630 H21 0.3- 0.1+
160303 033 0.1+ 0.2- 160314 950 0.0 0.1+ 160630 H21 0.4- 0.2-
160303 033 0.1+ 0.4- 160314 950 0.1- 0.0 160711 H21 0.1- 0.8+
160303 033 0.0 0.2- 160317 H21 0.4- 0.0 160711 H21 0.0 0.7+
160303 033 0.2+ 0.4- 160317 H21 0.3- 0.1- 160711 H21 0.3- 0.7+
160304 203 0.0 0.2- 160317 F51 0.1- 0.5+ 160712 H21 0.0 0.2-
160304 203 0.2- 0.1- 160317 F51 0.1- 0.1- 160712 H21 0.1+ 0.2-
160305 300 0.7+ 0.5+ 160317 F51 0.1- 0.6- 160712 H21 0.1+ 0.2-
160305 300 0.3+ 0.1+ 160318 H21 0.3- 0.2+ 160902 H21 0.8- 0.3+
160305 300 0.3+ 1.0+ 160318 H21 0.3- 0.6+ 160902 H21 0.6- 0.0
160305 300 0.8+ 0.1+ 160318 H21 0.2+ 0.3+ 160902 H21 0.8- 0.1+
160305 300 1.3+ 0.9- 160320 F51 0.0 0.1- 160902 H21 1.0- 0.2+
160305 300 1.2+ 0.6- 160320 F51 0.0 0.4+ 240301 H21 0.2+ 0.4+
160305 300 0.2+ 0.1- 160320 F51 0.1- 0.2+ 240301 H21 0.1- 0.1+
160308 F51 0.3- 0.1- 160320 F51 0.0 0.6+ 240301 H21 0.3- 0.6+
160308 F51 0.2- 0.1- 160320 F51 0.2- 0.3- 240313 V06 0.1+ 0.2+
160308 F51 0.3- 0.3- 160320 F51 0.2- 0.3- 240313 V06 0.4- 0.1+
160309 691 0.2- 0.7- 160320 F51 0.2- 0.2- 240313 V06 0.2- 0.1+
160309 691 0.2- 0.2- 160326 926 0.1- 0.3- 240313 V06 0.1- 0.0
160309 691 0.5- 0.1- 160326 926 0.0 0.1+
160310 926 0.0 0.3+ 160326 926 0.1- 0.1-
Ephemeris:
2016 EA27 a,e,i = 1.94, 0.45, 32 q = 1.0636
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 13 08 04 53.3 -12 07 34 0.7900 1.6937 144.5 19.8 22.3
...
2024 02 28 07 45 13.6 -03 03 11 0.7406 1.6009 134.8 26.0 22.3
...
2024 03 07 07 38 31.8 +02 28 47 0.7355 1.5509 127.0 30.7 22.3
...
2024 03 13 07 35 46.0 +06 41 03 0.7398 1.5133 120.9 34.3 22.4
2024 03 14 07 35 30.5 +07 22 45 0.7411 1.5071 119.9 34.9 22.4
2024 03 15 07 35 18.4 +08 04 17 0.7426 1.5008 118.8 35.5 22.4
...
2024 03 21 07 35 19.6 +12 08 23 0.7541 1.4635 112.7 38.9 22.5
...
2024 03 29 07 38 35.1 +17 15 26 0.7754 1.4141 105.0 43.0 22.6
...
2024 04 13 07 54 12.9 +25 39 39 0.8244 1.3243 92.4 49.2 22.7
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E180
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