MPEC 2019-A213: 2017 EN
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M.P.E.C. 2019-A213 Issued 2019 Jan. 13, 12:58 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
2017 EN
Revision to MPEC 2017-E39
Additional Observations:
K17E00N C2014 02 28.55582915 50 07.746-13 15 42.84 21.7 GVEA213F51
K17E00N C2014 02 28.56777115 50 07.476-13 15 32.01 22.1 GVEA213F51
K17E00N C2014 02 28.57969115 50 07.195-13 15 20.64 22.4 GVEA213F51
K17E00N C2014 02 28.59162515 50 06.939-13 15 10.48 22.1 GVEA213F51
K17E00N C2014 04 04.50010015 01 57.288-02 08 49.84 21.7 GVEA213F51
K17E00N C2014 04 04.51345315 01 55.353-02 08 33.38 21.9 GVEA213F51
K17E00N C2014 04 04.52682615 01 53.419-02 08 16.92 22.3 GVEA213F51
K17E00N C2014 04 04.54025815 01 51.471-02 08 00.34 21.3 GVEA213F51
K17E00N C2014 04 30.34010414 01 55.752+04 38 24.85 VEA213F51
K17E00N C2014 04 30.35330914 01 54.140+04 38 31.87 21.0 GVEA213F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
140228 F51 10.4+ 2.8+ 140430 F51 51.0+ 16.1- MPO419558 +0.021 day
Orbital elements:
2017 EN PHA, Earth MOID = 0.0058 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 181.20654 (2000.0) P Q
n 0.64048187 Peri. 258.31522 +0.38337130 -0.92304276
a 1.3329018 Node 168.97904 +0.89903049 +0.36503614
e 0.5715147 Incl. 9.61011 +0.21159070 +0.12141121
P 1.54 H 20.6 G 0.15 U 3
Residuals in seconds of arc
140228 F51 0.1- 0.1+ 170308 204 0.1+ 0.2- 170328 H45 0.5+ 0.5+
140228 F51 0.1- 0.0 170309 807 0.3- 0.2- 170328 H45 0.5- 0.4+
140228 F51 0.3- 0.6+ 170309 807 0.2- 0.3- 170328 H45 0.4+ 0.7+
140228 F51 0.1- 0.1- 170309 807 0.2- 0.2- 170328 H45 0.4+ 0.1+
140404 F51 0.0 0.1- 170309 H21 0.1- 0.5- 170328 H45 0.1+ 0.1+
140404 F51 0.0 0.1- 170309 H21 0.3- 0.2- 170328 H45 0.9- 0.3+
140404 F51 0.0 0.2- 170309 H21 0.1- 0.1+ 170329 703 0.1+ 0.7-
140404 F51 0.0 0.2- 170309 H21 0.2- 0.1+ 170329 703 0.6- 0.4-
140430 F51 0.1- 0.2+ 170311 705 0.4+ 0.3- 170329 703 0.5+ 0.1+
140430 F51 0.0 0.0 170311 705 0.1- 0.0 170329 703 0.1+ 0.1+
170302 703 0.9+ 0.3- 170311 705 0.2- 0.0 170331 G96 0.1+ 0.2-
170302 703 0.2+ 0.3+ 170311 926 0.1+ 0.1- 170331 G96 0.1+ 0.0
170302 703 0.0 0.2+ 170311 926 0.7+ 0.0 170331 G96 0.1+ 0.0
170302 703 0.1+ 0.5+ 170311 926 0.4+ 0.2- 170331 G96 0.1+ 0.3-
170302 Q63 0.2- 0.1- 170313 807 0.1+ 0.0 170331 H45 0.3- 0.1+
170302 Q63 0.1+ 0.1- 170313 807 0.0 0.0 170331 H45 0.3- 0.4-
170302 Q63 0.1+ 0.1- 170313 807 0.1+ 0.0 170331 H45 0.4- 0.2-
170302 Q63 0.2- 0.0 170319 807 0.3- 0.3- 170331 H45 0.2+ 0.4-
170302 Q63 0.0 0.1- 170319 807 0.2- 0.1- 170331 H45 0.4- 0.6+
170302 Q63 0.2+ 0.1- 170319 807 0.1- 0.2- 170331 H45 0.3- 0.2-
170302 Q63 0.3+ 0.2- 170319 926 0.2+ 0.5+ 170331 H45 0.3- 0.2-
170302 Q63 0.1- 0.2- 170319 926 0.2- 0.1+ 170331 H45 0.2- 0.2-
170302 Q63 0.2+ 0.2+ 170319 926 0.0 0.0 170401 H45 0.4- 0.0
170302 Q63 0.2+ 0.0 170319 703 0.3+ 0.2+ 170401 H45 0.2+ 0.0
170302 Q63 0.2+ 0.2- 170319 703 0.6+ 0.0 170401 H45 0.4- 0.5+
170302 Q63 0.2+ 0.2+ 170319 703 0.6+ 0.1+ 170401 H45 0.1- 0.0
170302 Q63 0.1- 0.1+ 170320 W25 0.3+ 0.1- 170401 H45 0.3+ 0.5+
170302 Q63 0.0 0.0 170320 W25 0.1- 0.0 170401 H45 0.8+ 0.5+
170303 J22 0.8+ 0.2+ 170320 F51 0.1- 0.1+ 170404 H45 0.4+ 0.7+
170303 J22 (0.6- 2.1+) 170320 F51 0.1- 0.2+ 170404 H45 0.6- 0.5-
170303 J22 (2.8+ 2.8+) 170320 F51 0.1- 0.1+ 170404 H45 0.1- 0.2-
170303 G45 0.0 0.0 170321 926 0.2+ 0.4+ 170404 H45 0.4- 0.1+
170303 G45 0.2- 0.1- 170321 926 0.1- 0.4+ 170404 H45 0.3+ 0.1+
170303 G45 0.1- 0.0 170321 926 0.1+ 0.2- 170404 H45 0.4- 0.1-
170303 G45 0.0 0.1+ 170322 H21 0.1+ 0.0 170405 G96 0.2+ 0.1-
170303 G45 0.1- 0.1+ 170322 H21 0.1- 0.5- 170405 G96 0.1+ 0.1+
170303 H01 0.1- 0.0 170322 H21 0.2+ 0.2- 170405 G96 0.0 0.0
170303 H01 0.1- 0.0 170324 703 0.0 0.4+ 170405 G96 0.1+ 0.2+
170303 H01 0.0 0.1- 170324 703 0.4- 0.2- 170415 G96 0.2+ 0.3+
170303 H01 0.0 0.0 170324 703 0.3+ 0.0 170415 G96 0.0 0.2-
170304 I52 0.1- 0.3- 170324 703 0.3+ 0.1+ 170415 G96 0.2+ 0.2-
170304 I52 0.5- 0.1+ 170324 157 0.0 0.1+ 170415 G96 0.2+ 0.3+
170304 I52 0.6- 0.0 170324 157 0.0 0.0 170418 D29 0.5- 0.2-
170304 I52 0.4- 0.1- 170325 157 0.2- 0.0 170418 D29 0.1- 0.1+
170304 G96 0.0 0.3+ 170326 703 0.7- 0.4+ 170502 291 0.1- 0.1-
170304 G96 0.1- 0.2+ 170326 703 0.7+ 0.8- 170502 291 1.2+ 0.0
170304 G96 0.1- 0.2+ 170326 703 0.2+ 0.2+ 170502 291 0.0 0.5-
170304 G96 0.1+ 0.1- 170327 691 0.4+ 0.3- 170503 H21 0.2- 0.1-
170307 807 0.0 0.3- 170327 691 0.3- 0.1+ 170503 H21 0.3- 0.2+
170307 807 0.0 0.3- 170327 691 0.1- 0.2- 170503 H21 0.1- 0.3+
170307 807 0.1+ 0.2- 170328 A53 0.2+ 0.3+
170308 204 0.3- 0.1- 170328 A53 0.0 0.7+
Ephemeris:
2017 EN a,e,i = 1.33, 0.57, 10 q = 0.5711
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 14 15 22 05.0 -13 31 33 2.5235 1.7465 30.4 16.6 24.7
...
2018 12 29 15 52 17.5 -14 37 50 2.4914 1.8231 38.2 19.5 24.9
...
2019 01 06 16 07 40.1 -15 01 44 2.4602 1.8598 42.6 21.0 24.9
...
2019 01 12 16 18 50.2 -15 14 31 2.4306 1.8854 46.0 22.0 25.0
2019 01 13 16 20 40.0 -15 16 14 2.4251 1.8896 46.6 22.2 25.0
2019 01 14 16 22 29.2 -15 17 49 2.4195 1.8936 47.2 22.4 25.0
...
2019 01 20 16 33 12.4 -15 24 49 2.3831 1.9172 50.7 23.4 25.0
...
2019 01 28 16 46 56.4 -15 27 35 2.3268 1.9462 55.5 24.6 25.0
...
2019 02 12 17 10 43.5 -15 13 08 2.1996 1.9934 64.9 26.7 25.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A213
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