MPEC 2017-H12 : 2017 HE
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M.P.E.C. 2017-H12 Issued 2017 Apr. 18, 19:37 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 HE
Observations:
K17H00E* C2017 04 16.34956 13 57 40.45 -09 49 42.4 20.0 VqEH012G96
K17H00E C2017 04 16.35679 13 57 37.00 -09 50 12.8 19.7 VqEH012G96
K17H00E C2017 04 16.36106 13 57 34.95 -09 50 29.9 19.5 VqEH012G96
K17H00E C2017 04 16.41304 13 57 10.79 -09 54 01.5 20.0 VqEH012G96
K17H00E C2017 04 16.41488 13 57 09.96 -09 54 08.8 20.4 VqEH012G96
K17H00E C2017 04 16.41809 13 57 08.55 -09 54 21.6 19.8 VqEH012G96
K17H00E KC2017 04 16.90657 13 54 27.22 -10 26 14.3 19.2 RoEH012K88
K17H00E KC2017 04 16.91062 13 54 25.65 -10 26 28.9 19.3 RoEH012K88
K17H00E KC2017 04 16.91265 13 54 24.83 -10 26 36.1 19.1 RoEH012K88
K17H00E C2017 04 17.31862 13 52 15.29 -10 48 34.8 20.1 VqEH012G96
K17H00E C2017 04 17.32049 13 52 14.57 -10 48 40.8 20.4 VqEH012G96
K17H00E C2017 04 17.32244 13 52 13.87 -10 48 46.2 20.0 VqEH012G96
K17H00E C2017 04 17.32445 13 52 13.09 -10 48 53.2 20.4 VqEH012G96
K17H00E C2017 04 18.22829 13 48 21.64 -11 30 54.0 20.5 VqEH012G96
K17H00E C2017 04 18.22996 13 48 21.10 -11 30 58.8 20.4 VqEH012G96
K17H00E C2017 04 18.23176 13 48 20.60 -11 31 03.1 20.4 VqEH012G96
K17H00E C2017 04 18.23334 13 48 20.15 -11 31 07.2 20.3 VqEH012G96
Observer details:
G96 Mt. Lemmon Survey. Observers D. C. Fuls, R. A. Kowalski. 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. 1.5-m reflector + 10K CCD.
K88 GINOP-KHK, Piszkesteto. Observer A. Ordasi. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
Orbital elements:
2017 HE Earth MOID = 0.0061 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 5.23479 (2000.0) P Q
n 0.76582521 Peri. 89.09928 -0.45991201 -0.88770160
a 1.1831767 Node 28.31392 +0.79550151 -0.42271071
e 0.3430432 Incl. 2.61087 +0.39453554 -0.18248704
P 1.29 H 26.7 G 0.15 U 8
Residuals in seconds of arc
170416 G96 0.2- 0.1+ 170416 K88 0.2+ 0.2+ 170417 G96 0.3- 0.5-
170416 G96 0.3- 0.3- 170416 K88 0.6+ 0.1+ 170418 G96 0.1+ 0.3+
170416 G96 0.6- 0.3+ 170416 K88 0.3+ 0.2+ 170418 G96 0.5- 0.2-
170416 G96 0.1- 0.0 170417 G96 0.1- 0.4- 170418 G96 0.0 0.2+
170416 G96 0.0 0.0 170417 G96 0.3- 0.5- 170418 G96 0.3+ 0.1+
170416 G96 0.7+ 0.0 170417 G96 0.1+ 0.2+
Ephemeris:
2017 HE a,e,i = 1.18, 0.34, 3 q = 0.7773
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 03 19 01 03 08.9 +17 33 35 0.1266 0.8823 24.9 151.6 30.7
...
2017 04 03 00 39 18.2 +22 31 44 0.04004 0.9617 17.5 161.8 31.3
...
2017 04 11 16 29 14.0 +18 12 13 0.0087031.0072 125.9 53.7 18.4
...
2017 04 17 13 53 53.9 -10 28 23 0.03807 1.0418 176.6 3.3 20.0
2017 04 18 13 49 11.4 -11 18 54 0.04350 1.0475 178.5 1.4 20.2
2017 04 19 13 45 30.1 -11 57 55 0.04897 1.0533 179.0 1.0 20.4
...
2017 04 25 13 33 46.2 -13 59 08 0.08269 1.0878 171.2 8.2 22.0
...
2017 05 03 13 28 55.0 -14 58 19 0.1303 1.1331 162.8 15.3 23.4
...
2017 05 18 13 31 17.5 -15 48 40 0.2294 1.2146 149.4 25.1 25.1
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-H12
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