[Iaude] MPEC H85: 2017 HY4 [a=1.35,e=0.22,i=9.4,H=25.6]
mpec at si.edu
mpec at si.edu
Sat Apr 29 22:23:24 EDT 2017
M.P.E.C. 2017-H85 Issued 2017 Apr. 30, 02:20 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 at CFA.HARVARD.EDU
URL http://www.minorplanetcenter.net/ ISSN 1523-6714
2017 HY4
Observations:
K17H04Y* C2017 04 26.44239 14 40 18.662-01 22 21.70 20.1 wLEH085F51
K17H04Y C2017 04 26.45490 14 40 24.372-01 20 22.82 20.2 wLEH085F51
K17H04Y C2017 04 26.46737 14 40 30.058-01 18 24.45 20.0 wLEH085F51
K17H04Y C2017 04 26.47977 14 40 35.724-01 16 26.58 20.1 wLEH085F51
K17H04Y KC2017 04 26.97567 14 44 56.24 +00 00 04.3 20.5 VqEH085I93
K17H04Y KC2017 04 26.98709 14 45 01.52 +00 01 50.2 20.0 VqEH085I93
K17H04Y KC2017 04 26.99850 14 45 06.78 +00 03 35.9 19.9 VqEH085I93
K17H04Y C2017 04 27.00403 14 45 07.72 +00 04 14.2 20.0 VSEH085033
K17H04Y C2017 04 27.00633 14 45 08.80 +00 04 35.3 20.1 VSEH085033
K17H04Y C2017 04 27.00862 14 45 09.85 +00 04 56.3 20.3 VSEH085033
K17H04Y C2017 04 27.05521 14 45 31.59 +00 12 06.4 19.9 VSEH085033
K17H04Y C2017 04 27.05751 14 45 32.65 +00 12 27.3 19.7 VSEH085033
K17H04Y C2017 04 27.05980 14 45 33.73 +00 12 48.3 20.5 VSEH085033
K17H04Y |C2017 04 27.18865 14 46 43.89 +00 36 09.3 20.1 VuEH085807
K17H04Y |C2017 04 27.19088 14 46 44.89 +00 36 30.0 20.1 VuEH085807
K17H04Y |C2017 04 27.19315 14 46 45.92 +00 36 50.6 20.3 VuEH085807
K17H04Y KC2017 04 27.24493 14 47 15.50 +00 41 49.6 oEH085291
K17H04Y KC2017 04 27.24735 14 47 16.59 +00 42 11.8 oEH085291
K17H04Y KC2017 04 27.24981 14 47 17.71 +00 42 34.3 oEH085291
K17H04Y C2017 04 27.36458 14 48 08.49 +00 59 57.1 20.1 VqEH085I52
K17H04Y C2017 04 27.36534 14 48 08.84 +01 00 04.0 19.9 VqEH085I52
K17H04Y C2017 04 27.36897 14 48 10.43 +01 00 36.6 20.1 VqEH085I52
K17H04Y C2017 04 27.36973 14 48 10.77 +01 00 43.7 19.7 VqEH085I52
K17H04Y KC2017 04 28.24393 14 55 21.76 +03 09 15.5 20.3 VqEH085W25
K17H04Y KC2017 04 28.25272 14 55 25.45 +03 10 31.4 20.1 VqEH085W25
K17H04Y KC2017 04 28.89879 15 00 32.97 +04 41 02.5 20.3 RtEH085104
K17H04Y KC2017 04 28.91223 15 00 38.62 +04 42 53.8 20.3 RtEH085104
K17H04Y KC2017 04 28.93257 15 00 47.08 +04 45 42.1 tEH085104
K17H04Y KC2017 04 28.95689 15 00 57.36 +04 48 58.7 UEH085204
K17H04Y KC2017 04 28.97805 15 01 06.10 +04 51 52.4 20.0 GUEH085204
K17H04Y KC2017 04 28.98731 15 01 11.29 +04 53 12.7 20.0 VUEH085958
K17H04Y KC2017 04 29.00011 15 01 16.55 +04 54 58.2 20.4 VUEH085958
K17H04Y KC2017 04 29.01304 15 01 21.82 +04 56 44.3 20.7 VUEH085958
K17H04Y KC2017 04 29.06440 15 01 43.13 +05 03 26.7 qEH085J95
K17H04Y KC2017 04 29.06880 15 01 44.96 +05 04 03.2 qEH085J95
K17H04Y KC2017 04 29.07524 15 01 47.66 +05 04 54.6 19.8 RqEH085J95
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observers L. Buzzi, G. Galli. 0.60-m f/4.64
reflector + CCD.
291 LPL/Spacewatch II. Observer A. F. Tubbiolo. 1.8-m f/2.7 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, S. Kahale,
T. Lowe, A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel,
L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat,
C. Waters, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. G. Matheny.
Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
W25 RMS Observatory, Cincinnati. Observer B. Rowe. 0.35-m Schmidt-Cassegrain
+ CCD.
Orbital elements:
2017 HY4 Earth MOID = 0.0481 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 324.16380 (2000.0) P Q
n 0.62786045 Peri. 351.48146 -0.91366585 +0.39699092
a 1.3507054 Node 212.35160 -0.36265889 -0.89313054
e 0.2215772 Incl. 9.38417 -0.18355719 -0.21146171
P 1.57 H 25.6 G 0.15 U 6
Residuals in seconds of arc
170426 F51 0.1+ 0.1+ 170427 033 0.2- 0.7- 170428 W25 0.3+ 0.6+
170426 F51 0.0 0.1+ 170427 807 0.3- 0.5- 170428 104 0.5- 0.1+
170426 F51 0.0 0.1- 170427 807 0.2- 0.2- 170428 104 0.3- 0.2+
170426 F51 0.0 0.0 170427 807 0.1+ 0.3- 170428 104 0.4- 0.4+
170426 I93 0.2- 0.2- 170427 291 0.1+ 0.2+ 170428 204 0.1- 0.6+
170426 I93 0.0 0.0 170427 291 0.0 0.3+ 170428 204 0.1- 0.3+
170426 I93 0.2+ 0.1+ 170427 291 0.2+ 0.3+ 170428 958 0.3+ 0.1+
170427 033 0.1- 0.1+ 170427 I52 0.2- 0.0 170429 958 0.3+ 0.5+
170427 033 0.0 0.1- 170427 I52 0.0 0.0 170429 958 0.1- 0.6+
170427 033 0.2- 0.3- 170427 I52 0.2- 0.3- 170429 J95 0.1- 0.3-
170427 033 0.0 0.3- 170427 I52 0.2- 0.1- 170429 J95 0.1- 0.4+
170427 033 0.3- 0.6- 170428 W25 0.9+ 0.4+ 170429 J95 0.2+ 0.6-
Ephemeris:
2017 HY4 a,e,i = 1.35, 0.22, 9 q = 1.0514
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 03 31 10 33 42.0 -46 05 12 0.08721 1.0572 130.1 46.3 22.2
...
2017 04 15 12 40 13.0 -31 53 43 0.05305 1.0514 154.7 24.1 20.5
...
2017 04 23 14 07 47.2 -11 00 22 0.04827 1.0537 178.0 1.9 19.4
...
2017 04 29 15 01 14.8 +04 56 31 0.05434 1.0578 158.7 20.2 20.4
2017 04 30 15 08 41.0 +07 08 15 0.05603 1.0587 156.0 22.7 20.6
2017 05 01 15 15 42.4 +09 10 35 0.05788 1.0597 153.6 25.0 20.7
...
2017 05 07 15 49 58.1 +18 22 20 0.07147 1.0665 142.4 35.2 21.5
...
2017 05 15 16 19 19.3 +24 45 28 0.09358 1.0786 134.6 41.8 22.3
...
2017 05 30 16 46 07.7 +27 54 57 0.1402 1.1093 130.1 44.3 23.3
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-H85
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